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View - The ECU+

1. Note The options on this menu are Increment increases all of the selected cells by 1 Decrement decreases all of the selected cells by 1 Set Data sets all of the selected cells to a value you enter Add to Data adds a value you enter to all of the selected cells Multiply Data multiplies all of the selected cells by a value you enter Interpolate Vertically interpolates the intermediate values of a column of cells based on the first cell and last cell values As an example of how this works suppose a column of 5 contiguous cells are selected and that the cells contain the values 0 12 15 17 and 8 top to bottom Interpolating this group vertically will fill in the values between 0 and 8 leaving the cells with 0 2 4 6 and 8 This feature is useful when creating a increasing or decreasing range of cells Note that if multiple columns of cells are selected this option will vertically interpolate each column independent of the others Page 77 _Interpolate Horizontally similar to Interpolate Vertically but works on rows of cells Interpolate 2D this is similar to the other interpolate options but this interpolates a square group of selected cells in two dimensions using the corner values as the limits An example illustrates this U TU 1 1 0 I i Illustration 72 Fuel maps before 2D Illustration 73 Fuel maps after 2D interpolation interpolation Cut Copy and Paste
2. 1 Driving1 ecd 2 Run 2 04 Fuel Tweak ecd Exit Illustration 27 The new capture menu item The ECU Win software can capture and store away datalogging information from the ECU head unit These captures grab various engine sensor values 25 times per second and store them away in a Page 38 file on your computer s hard disk This captured data contains a permanent record of your engine s operation and can be later loaded back into the ECU Win software for analysis or comparison to other captures To create a new capture file use the File gt New Capture menu item or click on the record icon in the toolbar The ECU Win software will then open up the serial port and try to connect to the ECU head unit Once the connection is established the software will open up the views that you ve configured and begin capturing data from the head unit While the capture is going on you can open close or resize any of the views in the display area At any point during the capture you can use File gt Close or click the stop icon in the toolbar to stop capturing When you stop capturing ECU Win will prompt for you to save the file and display the standard Windows file save dialog At any point during the capture you can also pause the capture by clicking the pause icon in the toolbar Any data accumulated from the head unit while paused will be lost a ECU Win File View Settings OBD Help un m i 2 The ECU Wi
3. Note that the Window menu will only be available when displaying an existing capture file or capturing data to a new file 7 3 1 4 The Settings Menu File View Settings OBD Help im ECU Win sjey E ECU Head Unit ECU Head Unit Disconnected Update Firm 8 AYR Firmware Illustration 21 The settings menu The Settings menu see Illustration 21 allows you to configure the ECU Win software as well as the ECU head unit in either connected or disconnected mode Select either from the menu and then Page 35 follow the instructions below for setting each up Additionally this menu includes options for updating both the DSP firmware and the AVR firmware inside the ECU head unit Updating the firmware is discussed in section Upgrading Your Head Unit Firmware on page 127 7 3 1 5 The OBD Menu ECU Win File View Settings OBD Help il BD gt Information Stored Trouble Codes Pending Trouble Codes Clear Trouble Codes Ctrl B Illustration 22 The OBD menu The OBD menu see Illustration 22 invokes the OBD functionality of the ECU This functionality will be discussed in the section On Board Diagnostics OBD on page 108 7 3 1 6 The Help Menu The Help menu has a single menu item which displays the About dialog for the ECU Win application The about dialog just displays the software version and copyright information 7 3 2 The Toolbar ua Al alo BA P PP PA Illustr
4. Ctrl G Shift Last lian All For Dyno Analysis Gtrl D Switch Cursor To Illustration 60 The overlaid plots menu 3 The ECU Win software will overlay this new capture directly on top of the original capture file using a different color for each capture on the graph 4 When you hover the mouse over the graph the Windows tooltip will display the Y axis values for all of the overlaid captures The current capture s value is in parenthesis You can switch which capture is current with the TAB and shift TAB keys Z MAS Input Frequency Hz 20071008 02002 MAS 500 24 00 27 00 30 00 33 00 36 00 Whi Illustration 61 Two overlaid captures 0 0 5 Next use the Shift Last menu item or the more convenient Align All for Dyno Analysis menu item to align the two plots in time Page 67 MAS Input Frequency Hz 200 1008 02002 E ee Re te ee eg i eee oe ee See Zoom Axis cage ciweeacndewe Zoom Axis Undo Last Zoom Ctrl Z Auto Scroll Views ECU Maps Window List 00 33 00 36 00 Add New Ctrl 4 Remove Last Manage Shift Last Left Align All For Dyno Analysis Ctrl D Left By 1 4 Page Right Switch Cursor To Right By 1 4 Page Ctrl Shift Right Illustration 62 Aligning two captures 6 When you re all done use the Remove Last menu item to remove the last capture from the graph views
5. 6 Next go out and make a very quick perhaps 2 second high throttle run starting at 3000 or so RPM in 2 gear Verify that your boost level rises to a low pressure level 10 14 PSI and holds This pressure level is set by your wastegate actuator spring and varies depending on your turbocharger type If you get 10 14 PSI in this test then you re in good shape If not you may get a large boost spike If this happens your wastegate solenoid is either not electrically wired correctly defective or not receiving pressure from your pressure source ECU Win 01 OL OPct Boost ecd File View Settings OBD Window Help e u n i A aaa d p Z Engine RPM 01 OL OPct OOF 2 Boost PSI 01 OL OPet o x T 6000 4000 2000 7 44 57 96 60 48 63 00 65 52 si 44 57 96 60 48 63 00 65 52 Mi g gt 5 00 H r r r 400 3 00 3 3 60 0 2 00 f 40 0 ai eee E E eee E 20 0 Zi TPS Voltage 01 OL OPct DOF 22 Wastesate Duty Cycle 0 5 x 0 00 3 44 57 96 60 48 63 00 65 52 00 44 5736 60 48 63 00 6552 f lt Gear 2nd Clutch released Illustration 124 Boost with 0 wastegate duty cycle on an Evolution VIII 7 With this configuration up and working correctly it s time to increase the wastegate duty cycle some Increasing the wastegate duty cycle will increase boost so make changes slowly and carefully With all of the other
6. 7 In addition to the menu items described above the ECU Win software also includes a consolidated interface to the overlaid plots functionality Select the Manage menu item to bring up this interface Page 68 Manage Overlays Overlays Name Pathname Pri 20071008 020024 C temp ECU Data Files My EVO8 Tuning 44200 Add New 1 20071008 004026 C temp ECU Data Files My EVO8 Tuning 44200 memen 20071008 012735 C temp ECU Data Files My EVO8 Tuning 4420 Eaa ani Move Up Move Down Dyno Align All x Axis Zoom In Zoom Out LJ i Scroll Left Shift Selected Overlay Scroll Right J Goo Close Illustration 63 The manage overlays dialog 8 This interface lets you add remove reorder and align overlays very intuitively as well as scroll around on the graphs The slider is particularly handy with a given overlay selected in the list use the slider or the arrow buttons to shift overlays as desired Updates on the graphs occur in real time Being able to overlay multiple captures is a very powerful technique to compare your vehicle s performance before and after a hardware modification or when tuning your car s fuel and timing via the ECU head unit In the next section we ll see some more powerful techniques with the Analysis Tools of the ECU Win software 7 9 Analysis Tools The ECU Win software offers two powerful analysis tools that will help you to tune your car for best
7. 7 10 6 MAS Translation ECU Head Unit Settings Translation type None Fuel Maps Timing Maps Gear Based Fuel Timing Boost Wastegate Maps Boost Spool Maps Boost Control Settings Note See manual for a None GM 3 MAF to 1G DSM GM 3 5 MAF to 1G DSM Map Set Switching Injector Scaling MAS Tweaks 1 MAS Tweaks 2 MAS Translation Two Step Rev Limit Fail Safe Rev Limit Load Switching Knock MAP Sensor Analog Inputs Analog Outputs MUT IT Logging Gear Calculation Miscellaneous feature GM 3 MAF to 2G DSM GM 3 5 MAF to 2G DSM Illustration 82 The MAS translation dialog C Show help pane The ECU includes the capability to work directly with a GM hotwire style MAF mass air flow sensor The GM MAFs generally provide less restriction to the flow of air and can also be used in a blowthrough mode in the upper intercooler pipe When used the GM MAF sensor the ECU translates the GM sensor frequency to be compatible with the stock ECU while still giving you the full range of fuel tuning available with the stock MAS On this dialog select the translation type you want the ECU to do Using the MAS translation feature requires special wiring and other configuration beyond this dialog See the section Using the ECU with a GM MAF Meter on page 132 for more information Page 88 7 10 7 Two Step Rev Limit ECU Head Unit Settings Fuel Maps Timing Maps Gear Based Fuel Timing Bo
8. Gear Based Fuel Timing FRPM MPH Ratio Boost Wastegate Maps Speed Tolerance Min Max Boost Spool Maps l fara id MPH 1374 Boost Control Settings ee L Map Set Switching 2nd gear 21 MPH 13 105 4 136 8 Injector Scaling MAS Tweaks 1 3rd gear MPH L MAS Tweaks 2 4th gear MPH 10 MAS Translation Two Step Rev Limit Sth gear 57_ MPH 10 Fail Safe Rev Limit 6th gear 0 MPH Load Switching Knock Specify the vehicle speed at 2500 RPM for all of the gears that MAP Sensor your transmission supports 0 for invalid gears Use an Analog Inputs around town datalog or the Defaults dialog to find these values Analog outputs Specify a tolerance for the gear calculation generally 30 for 1st MUT II Logging and 5 to 15 for the other gears Gear Calculation Miscellaneous Illustration 91 The gear calculation dialog The ECU has the ability to datalog and make changes to fuel timing and boost values as a function of the vehicle s current gear number The gear calculation dialog allows you to configure the gear ratios used on your car To calculate a gear number the ECU divides the current engine RPM by the vehicle speed in MPH This ratio is then looked up in a table of RPM MPH ratios one per gear and if the calculated ratio matches the table ratio with some tolerance the ECU assumes the associated gear number is what gear the v
9. In the future this input may be used for other applications This input is sampled 50 times per second and can instantaneously alter which set of maps is in use This switch input is internally pulled up with a resistor to 5 volts If left disconnected the input is at 5 volts To use the input connect an external device to pin 11 on the black low current harness brown wire Group B Three sample configurations are shown The external device like a nitrous controller generates a 5 volt signal or a ground signal to indicate its status This device can be used directly The external device generates a higher than 5 volt signal or a less than ground signal To use this device connect its output through a 10k resistor to the ECU input If the series resistor is Page 26 not used the high voltage may damage the ECU To ECU pin 11 5v when on ground when off Sample Configuration for a 5y Device 10k resistor AVYS 1 To ECU pin 12 when on ground when off Sample Configuration for a 12 Device aHpTp___1 To ECUt pin ll v when switch is open ground when closed Ground Sample Configuration for a Toggle Switch The external device is a simple SPST single pole single throw or SPDT single pole double throw toggle switch with the common center pin grounded This can be used directly as the ECU includes an internal pull up resistor 5 5 4 Connecting a Boost Co
10. The AEM 5 bar map sensor The Freescale MPX4250AP map sensor also available from Digikey In addition to the above sensors the ECU can support any linear 5 volt MAP sensor by using the custom MAP sensor support built into the ECU Win software In general a MAP sensor has a port for pressure and at least three electrical connections with one terminal for a 5 volt power source one for ground and one for the output voltage Install the sensor s pressure input just like you would a boost gauge and then connect a long wire from the sensor output in the engine bay through the firewall to your ECU s MAP sensor input pin pin 25 yellow wire Group C You ll need to locate a 5 volt source under hood for the sensor which is available by tapping the fixed 5 volt side of any of several of the stock engine sensors most commonly the throttle position Page 20 sensor For the GM sensor make the electrical connections as follows A terminal to ground B terminal is the sensor output C terminal to a 5v voltage source The SenSym sensor has six electrical pins With the sensor laying flat on a table pressure port facing up electrical pins at the bottom the pins are numbered 1 6 from left to right Make the electrical connections as follows Pin 2 to a 5v voltage source Pin 3 is the sensor output Pin 4 to ground The AEM sensors have three electrical connections Looking into the end of the sensor with the tab at the
11. the standard Windows clipboard operations These can operate on a rectangular region of cells as well as a column or row of cells and allow copy and pasting cell values within a table or between tables Each fuel map cell can take on values from 50 to 50 where negative numbers decrease your engine s fuel flow causing the engine to run leaner and positive numbers increase it causing the engine to run richer Note that the ECU head unit interpolates values between the discrete levels in the fuel map table That is if your fuel map cell value is 10 at 6000 RPM and 12 at 6250 RPM and your engine is running at 6125 RPM the ECU head unit will adjust the fuel by 11 The ECU head unit includes two independent sets of fuel maps a Primary one and a Secondary one The primary set of fuel maps is used by default inside the head unit while the secondary set is switched to based upon a user configurable set of parameters To edit the primary fuel maps make sure that the Primary radio button is selected To edit the secondary fuel maps select the Secondary radio button Also on the fuel maps dialog is a check box that tells the ECU Win software to send fuel map changes to the ECU head unit immediately If this isn t checked values are only sent over when you click Ok or Apply Changes that haven t been applied are displayed in a bold font 7 10 2 The Timing Maps The timing maps dialog lets you configure the ECU head
12. used when map switching Two options are available All enabled conditions occur this is the AND function Enabled condition 1 and enabled condition 2 and Any enabled condition occurs this is the OR function Enabled condition 1 or enabled condition 2 or One of the conditions used is the position of the ECU s external switch input The external switch is an external 5 volt input to the ECU head unit that can be wired up to a number of sources wiring this up is covered in the section The External Switch Input on page 26 The map set switching dialog shows the current value of this switch in the Switch status field The switch status value is updated in real time 7 10 3 Injector Scaling ECU Head Unit Settings Fuel Maps Timing Maps Gear Based Fuel Timing Lic Gen sal i Boost Wastegate Maps Stock injector size 450 vi cc min Boost Spool Maps Current injector size 550 cc min Boost Control Settings Map Set Switching Note You can type in yd sizes if they aren t Injector Scaling listed in the drop downs MAS Tweaks 1 MAS Tweaks 2 MAS Translation Two Step Rev Limit Fail Safe Rev Limit Load Switching Knock MAP Sensor Analog Inputs Analog Outputs MUT IT Logging Gear Calculation Miscellaneous Illustration 79 The injector scaling dialog Injector scaling allows the ECU to compensate for larger or smaller injectors while giving you the full 50 to 50 adjustment range in the fue
13. Map Set Switching Injector Scaling Analog output 3 MAS Tweaks 1 MAS Tweaks 2 Wideband to Narrowband Conversion MAS Translation Two Step Rew Limit Fail Safe Rev Limit AFR switching point al Load Switching Knock Analog output 2 Generate simulated narrowband 02 output Note use 14 7 1 AFR as the switching point for normal operation or slightly larger values to run leaner This feature MAP Sensor uses the wideband 02 sensor type that is configured on Analog Inputs analog input 2 Analog Outputs MUT II Logging GM Air Temperature Sensor Conversion Gear Calculation C Convert GM air temperature sensor voltage to stock Miscellaneous Illustration 89 The analog outputs dialog The ECU has the ability to generate arbitrary analog voltages on four dedicated analog outputs This dialog configures what analog voltages you d like to see on the four outputs For each of the four outputs enter a voltage between 0 and 5 volts here This feature is primarily designed for use with the ECU s MAS translation feature but may be useful to generate other signals as well Analog outputs and 2 also includes a special function as follows Page 97 Analog output 1 can convert the voltage from a GM air intake temperature sensor to match that of the stock air temperature sensor To enable this select the Convert GM air temperature sensor voltage to stock checkbox and connect a GM AIT sensor to the first GM AIT sensor input Analog
14. Most solenoids use a range of 25 50 Hz It s rarely necessary to change this value from the default of 30 Hz Enable WG above TPS The ECU tries to prolong the life of the wastegate solenoid by not driving it at all in very low boost situations This parameter controls the minimum throttle position voltage needed before the ECU enables boost control Below this throttle level the ECU drives the wastegate solenoid at the minimum duty cycle yielding minimum boost Above this threshold boost control is active Note that minimum boost is rarely 0 PSI rather the minimum boost level is set by the spring pressure of your wastegate actuator Overboost level This sets the maximum boost level that will be tolerated on your vehicle Above this boost level the ECU boost control system will try to limit the boost by driving the wastegate solenoid at a minimum duty cycle Minimum WG duty cycle and Maximum WG duty cycle These parameters set the minimum Page 82 and maximum wastegate solenoid duty cycle that the ECU will use when above the overboost threshold and when spooling the turbo respectively In general these should be set to 5 and 95 as some wastegate solenoids tend to stick at high or low duty cycles Spool Hysteresis This is a boost level used for hysteresis when switching from not spooling to spooling When the ECU switches from not spooling to spooling the boost level must drop this much below the value in the Bo
15. or pin 62 on the Evoution IX ECU Solder the ECU s analog output 0 pin 15 yellow wire Group B to the stock ECU air temperature input If you ve purchased a PnP ECU you can cut the pin 72 2G DSMs and Evolution VII or pin 62 Evolution IX wire in the ECU s PnP harness e Optionally connect the ECU s analog output 0 back into the ECU s air temperature datalogging input pin 33 red wire group D as shown in the above illustration If you cut the air temperature wire to the left in the above illustration of the tee in the air temperature wire you get this connection for free If you choose to not connect this signal back to the ECU s air temperature datalogging input the ECU will display strange values for the air temperature though this won t affect how your vehicle runs Repeat the first step for the barometric pressure sensor wire Cut it at the stock ECU or in the PnP wiring harness and connect this stock ECU input pin 16 on the 1G DSM ECU pin 85 on the 2G DSM and Evolution VIII ECUs or pin 51 on the Evolution IX ECU to the ECU s analog output 1 pin 16 green wire Group B 6 Double check your connections When you re confident that the connections are ok turn your ignition to the On position don t start the car yet and use the ECU Win software to navigate to the MAS Translation setup screen Select the type of translation that you need based on the type of GM MAF you ve purchased and your car type Save t
16. 13 1 2 Glitches I sometimes get glitches on my capture files when using the ECU Win software What s up The ECU Win application is a fairly CPU intensive piece of software If your laptop is slow ECU Win may not be able to keep up with the incoming data stream This causes glitches to appear in the captures There are several things you can do to improve this 1 Close all other applications when doing a capture 2 Don t resize or move windows while doing a capture 3 Within ECU Win try to keep the number of graph views to a minimum Redrawing the graphs takes the most CPU time of anything in the ECU Win application 4 Minimize the fuel and timing maps if visible These also require significant CPU time to redraw in real time Minimize the ECU Win application while doing a capture 6 Runa minimum of other software when using the ECU Win application Common CPU hogs include applications that show up in your system tray next to the clock lower right hand corner of the screen and anti virus software 13 1 3 Can t Open Serial Port When I start a capture ECU Win says it can t open the serial port What could be wrong There are several possible reasons for this error First is the ECU Win software setup for the correct serial port Step through the diagnosis in the section The Software Never Connects first Once you ve established that you have the correct serial port configuration check to see if some other de
17. 3 if you have access to a drag strip gear and lug the car at the lowest possible RPM As soon as you pass the launch spot floor the accelerator and let the car accelerate to redline Then coast back down and pull off of the road Stop the capture and save the file It may be useful to name the file so that you can easily recognize it later 20090301 Run3 Boost at 19 PSI ecd Later at home or after stopping the vehicle open this new capture in the ECU Win software and manually zoom the X axis so that just the acceleration time is visible This will be easy to find as the TPS sensor will show the car at WOT and pretty much everything will be increasing with time The X axis Zoom to Next WOT menu item will most likely zoom to exactly the region you re interested in Zoom Axis gt Zoom Axis gt Undo Last Zoom Ctrl Z Auto Scroll Views ECU Maps Window List Overlaid Plots gt 4s a Drag Race s a Dyno Pull Ctril Illustration 66 The dyno analysis menu item Open the dyno analysis as shown in Illustration 66 The ECU Win software will have filled in the start and stop times from your zoomed graph Update the other inputs on the left side and press the Calculate button The ECU Win software will now display your car s horsepower and torque graph just as though you had done a run on a real dyno See Illustration 67 for a sample graph Page 72 Dyno Analysis 2
18. C GmAirTemp0 and GmAirTemp1 The temperature as read from the two ECU GM air intake temperature sensor inputs As with AirTemp these are in deg F or deg C depending on the software version These two can only be logged through the custom logging facility The Display range field specifies the lower and upper values expected from the result of the entered evaluation formula This is used to set the range limits on the graph views displayed in the software The Display format field specifies the precision used to display the calculated value Assuming the calculated value is 100 some examples are Display Shows Format As 0f 100 1f 100 2 2f 100 25 Page 46 7 6 6 MUT II Logging Configuration ECU Win Settings Views 5 Notes ID Name Formula Format Range Communications 0x22 Custom One X 2f 0 00 255 00 Auto File Naming 0x23 Custom Two 100 12 3t 0 00 1007 MUT II Logging Custom Logging ECU ROMs ROM Map Tracing Miscellaneous Legacy Settings MUT IIl Logging Help Define custom MUT II commands here to allow the ECU Win software to log nonstandard MUT II values from modified stock ECUs Define as many commands as you d like These will show up in the Settings gt ECU Head Unit gt MUT II Logging drop downs C Show help pane Illustration 36 The MUT II logging configuration dialog The ECU can log data values from the stock ECU using
19. Clamp MAS output below Idle smoothing factor Decel smoothing factor Load switching Analog output 0 Analog output 1 Analog output 2 Analog output 3 Wideband to narrowband c AFR switching point MAS translation Knock sensor type Knock display Detonation control Detonation knock threshold Launch mode Launch rev limit Launch speed Launch fuel cut Launch anti lag timing retard Value DragRun 13 190 104MPH ecd C temp DragRun 13 190 104MPH ecd 14121 D 550 cc 550 cc 4006 Hz D 0 0 500 H2 1000 Hz 0 00 volts 0 00 volts 0 00 volts 0 00 volts On 14 70 None 2003 EVO8 9 Instantaneous 0 fuel 0 deg timing 0 00 volts Ignition cut only 6000 RPM 20 MPH 25 0 deg Prey Overlay Next O verlas Illustration 18 The file properties dialog If there are more than one file overlaid onto the primary file the Prev Overlay and Next Overlay buttons become active and allow you to see the properties of those files The Show Settings button displays the head unit settings in a separate dialog box Numbered files The ECU Win software remembers the names of several recent capture files that you ve opened and displays them with a number next to them Selecting a numbered file opens that file quickly without going through the Open Existing Capture menu item Exit This exits the ECU Win application and prompts to save any unsaved capture files 7 3 1 2 The View Menu ECU
20. ECU s Boost Controllet ccecccecccesceeseceteeeseeeeseeeeeeenseceseeeeeeneeeeees 135 12 Tuning Your Engine With the ra cto oe i SN a Me lack ade Ratt Se aN atthe eh he 142 12 1 Tools Reguited s deca ii steeri iea EE a sonatas sed bau dhagekel ache ayayanetamvaded ewan E EEEE 143 122 Maki g RUNS oncon ni Samat eae E T A A E A A 143 12 3 General Tuning Fechnigtes nrinsecneuinsieen a i iein A EE A a R 143 13 Troubleshooting Software Problems csr cesisssca tise docnest shileav i usiensndeseraeatdonwncin childavieanduudvesanoen syesaeens 144 13 LECUE Writ Problems g srshcsacteiieni saciid hase aun Gane e ead sen aaa wean A a Ae oat AE ERA E 144 13 del The Software Never Connects iannis a ia raia E EEEE E e 144 13 1 Glite hes ase ae aea aA a A aap a Aaa aaaea Teat 145 BA Cant Open SLI AU Portera a E a a E A a iaaa 145 13 1 4 Boost Readings Don t Match My Boost Gauge cecceecceesseeeseeeeeeeeeceseeceeeeeeeeeneeeeneas 145 14 S pp itand G tting Helpers e E E e E a a Ea 146 Page 4 Page 5 1 Introduction Thanks for purchasing the ECU fuel timing and boost control computer The ECU is an inexpensive full featured piggyback computer that modifies the MAS airflow and the cam and crank angle sensor signals on your 1990 1999 4G63 equipped turbo Eclipse Talon Laser or Galant VR 4 or 2003 2006 Lancer Evolution giving you complete control over fuel delivery and timing of your vehicle The ECU is typically used on high per
21. Evolution VIII and IX only EVO 2 Byte Load an alternative to logging the AFRMAP on the Evolution cars this logs a high resolution load value There are two 2 Byte Load values and both must be logged to enable load tracing in the ROM editing and map tracing version of ECU Win Evolution VIII and IX only with a modified ROM that supports this parameter EVO Octane a calculated estimate of the octane or knock resistance of the type of gas in the vehicle This ranges from 0 100 and determines whether the stock ECU is using the low or high octane maps Evolution VIII and IX only EVO WG Duty Cycle duty cycle 0 100 of the boost control wastegate Evolution VIH and IX only with a modified ROM that supports this parameter In addition to the standard values listed above the ECU can also log any MUT II value by using the Page 100 ECU s custom MUT II logging functionality as described in the section MUT II Logging Configuration on page 47 Once these custom MUT II commands have been defined they ll appear in the drop downs shown above along with the standard MUT II values In general you ll want to log knock sum one or two of the trims and the EVO AFRMAP value on the Evolution VIII or IX cars The other values are generally not that interesting or are logged better and faster by the ECU s native logging capabilities 7 10 15 Gear Calculation ECU Head Unit Settings Fuel Maps Gear Calculatic Timing Maps Speed at RPM
22. Maps C TPS Voltage C Boost Spool Maps Vehicle Speed C Analog Input 0 Notes C Analog Input 1 C Plot Color Legend Air Fuel Ratio Knock Sum C EYO AFRMAP EVO Octane C Drag Race Analysis C Dyno Analysis Illustration 59 The views selector dialog Click a checkbox on this dialog to activate or de activate a view Ifa view is visible it has a check mark next to it Minimized views have a grayed check mark Once all of the interesting views are on screen use the Arrange button to auto arrange all of the view windows The key points to remember are e Use Context Menu gt Views to activate a view or Use Window gt Window List to un minimize a view window or display it in front of the other windows 7 8 8 Overlaying Multiple Capture Files When displaying a capture file it s often handy to be able to view several capture files at the same time for comparison The ECU Win software lets you do just that with the concept of overlaid plots Here s how it works 1 Open up an existing capture file and arrange the view windows the way you like them 2 Use the right click context menu on one of the graphs then select Overlaid Plots gt Add New Page 66 The standard Windows file open dialog will appear Select another capture file Zoom X Axis gt Zoom Axis Undo Last zoom Gtrl z Auto Scroll Views EGU Maps Window List Overlaid Plots Add New Add Recent Remove Last Manage
23. NGK Powerdex AFX use the yellow wire This output is 9 1 AFR at 0 volts and 16 1 AFR at 5 volts For any of the widebands be sure that the ground for the controller is identical to the ground on the ECU head unit In general you shouldn t modify any of the factory settings on it with respect to the analog output curve as ECU is pre configured to work with the factory output voltages on all of the supported Page 22 widebands However for the Innovate LM 1 and LC 1 units it is possible to get more accurate AFR readings by modifying the output curve To do so Using Innovate s LM Programmer software modify the analog out 2 s curve so that 0 volts corresponds to 10 1 AFR and 5 volts corresponds to 20 1 AFR Configure the ECU software as if you were using the PLX M Series devices This configuration gives you the higher resolution PLX curve from the Innovate device resulting in more accurate AFR readings 5 5 7 Using a EGT Sensor and Adapter The ECU supports datalogging of engine exhaust gas temperature EGT using a external EGT probe and either the 5V K type EGT adapter from o2simulator com see http www o2simulator com AEMEGTADAPTER htm or the PLX Exhaust Gas Temperatur Sensor Module see http www plxdevices com These adapters convert the signal from a K Type thermocouple EGT probe into a 0 5v signal which the ECU can datalog as actual exhaust gas temperature To use one of these adapters first install
24. Series gauges See http www plxdevices com for more information FJO Racing Wide Band Oxygen Sensor kits using controller CWC0002 or CWC0001 See http www fjoracing com Innovate Motorsports LM 1 or LC 1 Air Fuel Gauge See http www innovativemotorsports com Page 21 Tech Edge WB02 Lambda Meters WBo2 version 2A0 and TE WB Wideband Unit v1 5 See http www techedge com au Zeitronix Zt 2 Wideband Air Fuel Ratio Meter See http www zeitronix com AEM Wideband UEGO Controller and Gauge Type Wideband UEGO Controller See http www aempower com Auto Meter Wideband Air and Fuel Ratio Meter See http autometer com The NGK Powerdex AFX Air Fuel Monitor See http ngksparkplugs com To use a wideband kit with the ECU first install the device as described by the manufacturer to include any calibration sequences Next connect the output of the wideband controller to the analog input 2 pin of the ECU This is pin 27 blue wire Group C on the ECU head unit Then configure the software so that the ECU knows which wideband kit you re using see the section Miscellaneous Configuration on page 53 Connecting up a wideband is usually pretty straightforward The main difference between the the supported kits lie in which wideband output you should connect to the ECU head unit For the PLX M Series use the WB output white wire This output is 0 volts for 10 1 AFR and 5 volts for 20 1 AFR For the FJO kits use the red
25. System Load Coolant Temperature Short Term Fuel Trim Bank 1 Long Term Fuel Trim Bank 1 Engine Speed Vehicle Speed Engine Timing Advance Intake Air Temperature MAS Air Flow Absolute Throttle Position Oxygen Sensor Voltage Bank 1 Sensor 1 Oxygen Sensor Voltage Bank 1 Sensor 2 Value Open Loop Accel Dec 0 40 deg F 0 0 O RPM OMPH 5 deg 40 deg F 10 Ibs hr 0 0 0 volts 0 0 volts Display Oddvanced Tests Illustration 99 The basic information tab OBD II mode Page 109 On Board Diagnostics MUT II Information Stored Trouble Codes Pending Trouble Codes Parameter Value Accel Enrichment 0 0 Coolant Temperature 2062 deg F Engine Speed O RPM Fuel Trim High 0 Fuel Trim Low 0 Fuel Trim Middle 0 Injector Pulse Width Oms Oxygen Sensor Feedback Trim 0 Oxygen Sensor Yoltage 0 0 volts Throttle Position 0 4 Air Flow Hz 0 Hz Intake Air Temperature 2115 deg F Intake Air Volume 2 Barometer 0 0 bar ISC Steps 95 Knock Sum 0 Timing dvance 5 deg Battery 11 0 volts EGR Temperature 597 deg F Display Illustration 100 The basic information tab MUT II mode The basic information tab is a real time display of various vehicle parameters as seen by the stock ECU Much of the information displayed here duplicates data that is available from the ECU but it can still come in handy when debugging problems with your vehicle An example might be that y
26. Win File View Settings C o a vy Status Bar Illustration 19 The view menu The view menu see Illustration 19 allows you to toggle on and off the toolbar and status bars for more Page 34 on screen real estate Simply select a menu item to toggle it on and off 7 3 1 3 The Window Menu ECU Win DragRun 13 190 104MPH ecd File View Settings OBD Window Help ee nE i Cascade Tile Auto Arrange Arrange Icons 1 Engine RPM DragRun 13 190 104MPH 2 TPS Voltage DragRun 13 190 104MPH 3 Vehicle Speed MPH DragRun 13 190 104MPH 4 O2 Voltage Front DragRun 13 190 104MPH 5 MAS Input Frequency Hz DragRun 13 190 104MPH 6 Timing deg DragRun 13 190 104MPH 7 Boost PSI DragRun 13 190 104MPH 8 wastegate Duty Cycle DragRun 13 190 104MPH 9 Air Fuel Ratio DragRun 13 190 104MPH More Windows Illustration 20 The window menu The window menu see Illustration 20 allows you to arrange the windows in the display area Cascade Tile and Arrange Icons work as in other Windows software but Auto Arrange is unique tiling the visible view windows in a sensible manner Finally Views shows the available views and allows you to add or remove views from the screen Selecting a numbered window on this menu makes the selected window current in front and un minimizes it if necessary The More Windows dialog does the same thing but is used when more than 9 windows are shown in the display area
27. a protocol called MUT II The MUT II protocol sends various command bytes to the stock ECU over the OBD II port and reads the single byte response code By default the ECU knows how to interpret a basic set of MUT II commands The MUT II logging configuration dialog allows you to define additional custom MUT II commands for modified stock ECU s or to extend the ECU s functionality for non standard MUT II commands Custom MUT II commands will be shown in the Settings gt ECU Head Unit gt MUT II Logging drop down list On this page the Add Edit and Delete buttons are used to manipulate the list of custom MUT II commands that the ECU head unit understands Adding or editing a single MUT II command invokes this dialog Page 47 Custom MUT II Command Command ID code 0 23 Long name Custom Two Short name Cust2 9 chars max Units 5 chars max Evaluation formula x 100 12 Display format 3t Display range 0 00 to 1001 9 Formula Help Use the character s in the formula for the raw unsigned MUT Il value You can use add subtract multiply and divide as well as parenthesis Enter numbers as decimal or hex 012 Illustration 37 The custom MUT II command editing dialog To configure a custom MUT II command there are a number of parameters that need to be specified ID code is the command number specified as a regular decimal number or a hex number
28. accurately If this isn t available the front O2 sensor in your vehicle will make a poor substitute 5 A friend to ride in the car with you Your friend will pilot the laptop while you pilot the car Note please don t refer to your friend as a tool he might not appreciate it 12 2 Making Runs The best way to tune with the ECU is to make a series of dyno runs See the section Dyno Analysis on page 72 You should select a flat deserted road and make a series of runs one per capture file while giving the car a consistent few minutes to cool down between runs Between each run make a single change in the fuel timing or other parameters Then pull off the road and use the dyno analysis capabilities of the software to compare the most recent run to the previous run and see how the horsepower and torque curves compare This will tell you whether you re making adjustments in the right direction or not You should start out by striving for consistency The same section of road Going WOT at exactly the same RPM and launch point on the road The same dyno numbers and curves when you don t change anything Once you ve got a consistent set of dyno plots change the fuel or timing and make some more runs See if the car gained horsepower in a portion of the graph or if it lost horsepower Continue iterating until you ve got the best performance from your engine 12 3 General Tuning Techniques Before beginning tuning set up the inj
29. casas anne susvesndessceveencvsgsene fe cqucdemeet odes seo dcanseouuereouieunens 66 FD AMA SIS VOOM Sp ieres on vay ad usd aS aE A EE deat ees eE EE cede beeen 69 T 9 MATA RACE HAM ANY SIG 15 Sei S oi Sih an sh His ai ln ee sate ROL Ms Sis CSD ha aes Dance nie aioe 69 TIX Dyno Analysis a eenn n cance a sass oat yeti ewan as cea E E EEE enone A sienna T2 7 10 Configuring the ECU Head Unit sseseseeseeseeseessessesressesstesressesstesresstesesresstesreseresssressseresse 74 T101 The Fuel Maps riesenia n a E E E a E aa 76 TA40 2 Th Timme WIA Si csc sr eoceeta Gece nnn a cas SoM eee ad Co a A rR a 78 7 10 3 Gear Based Fuel and Tiningss12 ccccswsccnctcass actceassucuseceatecnleteesecad tancheeansneuamediereatacenras ees 79 7 10 4 Boost Wastegate Vad Ds cosa seca ccuace cage ovseudensas coi gone dseentsa hed ast que vencchagsenct ec voees cea guateouevweeeees 80 FAQS BOOSTS POOL WIAPS sats rio nn i a Git shacnanvbeandlunyocde nun os talueyanepnon duane a e aa i 81 T10 BOOS SEUNG Seion a navn e E EA A ecard anemia E A 82 710 2 Map SetSWitehing secin seen a e a E tn oon ea e aea a a car irea aaiae 83 T103 ApjectornScalinp zsp a e e E E aa E R 84 TeAOAIMAS Tweaks hear EE A a oases aise ORES SAME ES Bae SIAR ENS BAIR 85 PADS MEAS TWEAKS 2 rast eves enaren aea eais eraa aA a eoa 87 FIOO MAS Translation se ae E E E E EE E E E RO 88 FAQL ET WO Step REV Limitinin aa E EEEE E E a 89 IOS Fail Safe Rey AAU ia as ore ar a mi a a a i a GON a a i 91 PO
30. connections are as follows For the Evolution IX vehicles the ECU connection is made at the factory For the Evolution VIIIs with a plug n play harness the connection is made at the factory For the wire it yourself Evolution VIII model of the ECU a tap connection must be made in the stock ECU wiring at the stock ECU pin 43 For the 1990 1999 Talon Eclipse Laser and Galant VR4s a connection must be manually made to the physical clutch switch under the dash To do so Page 24 o First locate the switch as shown below Illustration 9 shows the under dash view on a first generation DSM Illustration 9 The clutch switch on both generations of DSMs o One one side of the connector is a black wire with a white stripe Verify using a digital multimeter that this wire is 12 volts when the clutch is out or ground when the clutch is pressed o Next remove the connector from the switch See Illustration 10 Page 25 Illustration 10 The clutch switch connector o Tap the black wire and connect it to the white group A wire on the ECU low current harness Note when connecting to the clutch switch on the DSMs always verify the voltages on the switch before connecting it to the ECU Send corrections to this procedure to support ecuplus com 5 5 3 The External Switch Input The ECU supports an external switch input that can be used to determine which set of fuel and timing maps the ECU is using at any given time
31. copy the ECU files to the appropriate location update the Windows registry and install Start menu and desktop shortcuts A successful screen looks like this a ECU Software Setup Installation Complete Setup was completed successfully Completed Show details Illustration 13 The third installation screen With the software installed you can start the Windows software by double clicking the ECU Win icon on your desktop 7 Using the ECU Win Software 7 1 Introduction The ECU Win software interfaces to your ECU head unit and allows you to tune the ECU perform a capture or just monitor your engine s sensors The ECU Win software also includes advanced data analysis and display capabilities that allows you to easily and accurately configure the ECU head unit to make your car perform at peak levels 7 2 Starting the ECU Win Software To start the ECU Win software double click the icon on your desktop Illustration 14 The ECU Win icon The ECU Win software should start up and display its main screen see Illustration 15 Page 31 ECU Win aag Eile View Settings OBD Help uae a AlN E aa t m amp PPPPIE Ready C Nmf Illustration 15 The ECU Win main screen Because of the amount of information that the ECU Win software can display you might want to maximize the application 7 3 A Guided Tour of the Software The ECU Win application is
32. earlier cars Click the dropdown for one of these to change the current values MUT II Calibration When interpreting data in the MUT II format ECU Win can interpret several of the values in different ways This selects what interpretation the software will use Select the calibration that matches your vehicle here Throttle Position Display The ECU retrieves the throttle position signal from the stock ECU as a voltage where 0 volts is throttle completely closed and 5 volts is throttle completely open Page 53 Most cars don t read 0 volts when the throttle is completely closed and some people prefer to see throttle position shown as a percentage to make TPS easier to interpret This setting determines how the ECU will display TPS When displaying TPS as a percentage enter low and high voltages that correspond to 0 and 100 TPS e Configuration Help All of the ECU configuration screens the ECU Win Settings dialogs as well as the ECU Head Unit Settings dialogs include an optional help pane that will display context sensitive help for each configuration option Use the Show configuration help pane button to set whether this help is shown by default Help can always be toggled on and off as needed with the Show help pane button in the bottom left of each configuration screen The miscellaneous configuration dialog with the help pane enabled is show in Illustration 42 below ECU Win Settings Views Notes Communi
33. for example 0x10 for the value 16 This is the byte that is sent to the stock ECU The Long name and Short name fields specify the name to be used for this MUT II command in various parts of the ECU Win software The Units field specifies what units should be displayed alongside the custom MUT II value Typical values for this field are Hz for frequencies or for percentages The Evaluation formula determines how the ECU Win software should interpret the response byte returned by the stock ECU The response comes back as a byte called x and that can be manipulated with the evaluation formula As an example to double the returned value before displaying it in ECU Win simply enter x 2 in the Evaluation formula field Decimal or floating point values can be used in the Evaluation formula field as can parenthesis and simple operators like add subtract multiply and divide Use the Test Formula button to see if a complex formula evaluates as you expect By default the display range when graphing the result of evaluating the MUT II value is 0 to 255 since that s the numeric range of a single byte If you ve manipulated the value with the Evaluation formula enter a different range in the Display range fields For example if the stock ECU returns a byte in the range 0 32 and your evaluation formula is x 3 set the Display range to 0 to 100 The Display format field specifies the precision used to display the calculated value Assuming th
34. from the stock ECU At WOT in open loop mode where most tuning is done the fuel trims don t come into play Under low and medium loads though the stock ECU uses these fuel trims to maintain a perfect air fuel ratio and thus give you good driveability and gas mileage The fuel trims have a limited range and if your car isn t tuned properly under closed loop conditions the fuel trims will max out in one direction or the other thus causing your engine to run consistently lean or rich in closed loop mode By monitoring the fuel trim display you can see how well your engine is tuned in closed loop mode In general you ll want to tune the ECU s fuel map for idle and low and medium loads such that the fuel trims are near 0 when the car is operating in a given range If you find that the fuel trim is a negative value for a given range then your engine is running rich in that range and you should subtract fuel in that range of the ECU s fuel maps Conversely a positive short term fuel trim number indicates that the engine is running lean in that range and you should add fuel with the ECU s fuel maps Page 111 In general you ll want to watch the short term low in MUT II mode fuel trim The long term fuel trim high in MUT II mode is as its name implies a longer term average of the short term fuel trim As with the short term trim this value should stay around 0 By occasionally checking the long term fuel trim you can be alert to chang
35. is rarely used since most high horsepower engines use large enough injectors to make this option unnecessary but if you need to use this option do so only along with a wideband O2 sensor to ensure your car never goes into a dangerous lean condition Clamp output below this option is used to smooth out idle for cars with large injectors or aftermarket cams The clamp below function sets a lower limit on the MAS frequency that the ECU will generate at idle which can be used to set the ECU s MAS output frequency to a fixed value at idle To set this value start at 20 Hz or so and watch the variations in your vehicle s warmed up idle RPMs Slowly raise the value here until idle smooths out You ll want to verify that the front O2 sensor voltage cycles with your new Clamp below value Typical Clamp below values are in the 40 60 Hz range Decel smoothing factor and Idle smoothing factor these configuration options are obsolete and are only used with older versions of the ECU firmware Page 86 7 10 5 MAS Tweaks 2 ECU Head Unit Settings Fuel Maps aks Titing Maps Anti Stall e n ll Activation time 25 secs Boost Spool Maps S ST Boost Control Settings Map Set Switching Injector Scaling 80 MAS Tweaks 1 80 MAS Tweaks 2 80 MAS Translation Beaaal Two Step Rey Limit Fail Safe Rev Limit Load Switching Knock MAP Sensor Analog Inputs Use this feature to define the MAS out curve for a fixed number Analog Outputs of seconds aft
36. listed below assume an English install of Windows where the ECU software is installed in C Program Files EcuPlus 8 1 The Serial Port Tester SerTestW To diagnose problems when connecting and performing captures the ECU software suite includes a utility called SerTestW SerTestW is a simple utility that iterates through all of the serial ports installed on your laptop checks to see if a ECU head unit is connected and if so exhaustively tests whether the serial port can read and write data to the head unit Results are displayed on screen and logged to a log file should you need to send these results in to support ecuplus com To run SerTestW follow these steps 1 Using the Windows Start menu navigate to Start gt Run and then execute the command cmd as shown below Page 125 Log OFF Tom Collins Turn OFF Computer Programs gt pr Favorites gt Type the name of a program folder document or a Internet resource and Windows will open it For you FA Documents gt Open cmd M S i Settings gt 5 f E O Help and Support I a pe Illustration 115 The Run dialog box 5 S Run uw Q T Illustration 114 The Windows Start menu 2 Change to the directory C Program Files EcuPlus Win32 and start the program by typing SerTestW and then ENTER The software will run to completion and logs its results to a log file named sertest Jog A screenshot of a sample run of SerTestW is s
37. the engine monitor displays the current engine data at all times as a snapshot of what s going on Note the engine monitor is the only view that can t be closed by clicking the X in the upper right of the window Page 56 7 8 2 The Notes View E Notes Pre install Wed 05 Apr 2006 10 02 38 4M Temperature Unknown Tire Pressure Unknown lt Illustration 45 The notes view The notes view displays any notes associated with the current capture You can edit a note s name or value by double clicking on the field making your change and then pressing ENTER 7 8 3 The Plot Color Legend View Plot Color Legend D MAF DragRun 13 190 104MPH CapDB0007 Illustration 46 The plot color legend view The plot color legend view see Illustration 46 is a simple box that shows what colors are being used in the graph views when multiple files are overlaid 7 8 4 The Fuel Timing and Boost Maps Views i Fuel Maps Run6 v2 ga Illustration 47 The fuel maps view Page 57 The fuel timing and boost maps views show what ECU fuel timing and boost maps were in place when the current capture was made If the capture is a live one the current RPM and load values are used to highlight the fuel and timing map cell that s in effect at the present time If the capture has been loaded from disk the highlighted cell corresponds to the cursor position The view will auto scroll so that the high
38. time as the start of the drag race and compute the vehicle s 4 mile performance If multiple captures are overlaid an analysis will be done on each and the distance vs time plot will show all captures To toggle the Results pane between multiple overlaid captures right click on the graph and select Switch Cursor To gt Next Plot In addition to the distance vs time graph the ECU Win software also includes two other features on the drag analysis window The Tips button which pops up a collection of help with drag racing including tips and tricks for getting the best times The Details button which displays additional 1 4 mile statistics This is especially handy with multiple overlaid plots as this shows the statistics for all plots side by side and highlights the best run in multiple categories A screenshot is shown below Page 70 Drag Race Details Runi 2007101 Run2 2007101 Run3 2007101 60 Time 60 MPH 330 Time 330 MPH 1 8 mi Time 1 8 mi MPH 990 Time 990 MPH 1 4 mi Time 1 4 mi MPH Trap Delta Time Trap Delta MPH Trap 4vq MPH 2nd 1 8 mi Delta Time 2nd 1 8 mi Delta MPH 1 gt 2 Shift Time 1 gt 2 Shift RPM 1 gt 2 Shift Delta RPM 2 23 Shift Time 2 gt 3 Shift RPM 2 gt 3 Shift Delta RPM 3 gt 4 Shift Time 3 gt 4 Shift RPM 3 gt 4 Shift Delta RPM Illustration 65 The drag race details screen You can use the drag race analysis on a real drag strip or a deserted road to see ho
39. unit s timing maps The timing maps tell the ECU head unit how to modify the engine s cam and crank angle sensor signals When the ECU head unit modifies the cam and crank angle sensor signals it causes the stock ECU to fire the spark plugs either sooner or later than stock thus affecting the engine timing The timing maps contain the same 133 cells that the fuel maps do corresponding to a given engine load Page 78 and RPM and are configured exactly like the fuel maps The timing maps specify a timing offset of between 15 and 15 degrees where a positive value causes the spark to fire earlier in the engine cycle and a negative value causes a later spark Thus positive values increase the engine s timing advance and negative values decrease the engine s timing advance 7 10 3 Gear Based Fuel and Timing ECU Head Unit Settings Fuel Maps 1A Timing Maps eee Boost Wastegate Maps Primary Sena Boost Spool Maps Corrections Boost Control Settings Map Set Switching Injector Scaling 2nd gear fuel Timing deg MAS Tweaks 1 ne MAS Tweaks 2 3rd gear fuel Timing deg MAS Translation 4th gear fuel Timing deg Two Step Rey Limit Fail Safe Rev Limit Load Switching Gth gear fuel Timing deg Knock MAP Sensor These corrections are offsets from the base maps for a particular Analog Inputs gear at WOT only Set the values to zero for the gear that you tuned your car in and apply offsets for the other gears to tweak An
40. using maximum wastegate duty cycle Note Right click for menu Illustration 76 The boost spool maps dialog The boost spool maps allow the ECU to spool your turbo very quickly when boost is below a particular threshold value This table sets a threshold boost level for each gear and RPM When the ECU s measured boost level is below the spool threshold the ECU will use the maximum duty cycle rather than the values in the boost wastegate maps This causes the ECU to spool the turbo as quickly as possible below the spool threshold Page 81 7 10 1 Boost Settings ECU Head Unit Settings Fuel Maps Timing Maps Gear Based Fuel Timing Boost Wastegate Maps Boost Spool Maps Enable WG above TPS Boost Control Settings Map Set Switching Injector Scaling Minimum WG duty cycle MAS Tweaks 1 MAS Tweaks 2 Maximum WG duty cycle MAS Translation D Two Step Rew Limit Fail Safe Rev Limit Load Switching Knock MAP Sensor Analog Inputs Analog Outputs MUT IT Logging Gear Calculation Miscellaneous Wastegate frequency Overboost level Spool hysteresis Illustration 77 The boost settings dialog The boost settings dialog allows you to tweak some parameters associated with boost control Wastegate frequency The ECU cycles the wastegate solenoid on and off based on a duty cycle value Duty Cycle is the ratio of time on to time on time off This parameter sets the frequency that the wastegate is cycled
41. version appropriate for your car Separate versions are supplied for first generation DSMs second generation DSMs 1995 1996 second generation DSMs 1997 1999 and the Evolutions 6 Press the Start button to begin the upgrade The firmware upgrade should complete without error A sample screen is shown below Page 131 Update AVR Firmware AVA firmware filename rogram Files E cuPlus Firmware A R avr_verl 11_2995 hex Progress LLL LLL LLL LE LLL ELE LEE LLL LELLELLLLLL Details Page 4 0600 L 0020 Page 4 0620 L 0020 Page 4 0640 L 0020 Page 4 0660 L 0020 Page 4 0680 L 0020 Page 4 06a0 L 0020 Page 4 06c0 L 0020 Page 4 06e0 L 0020 Page 4 0700 L 0020 Page 4 0720 L 0002 Flash programming done Verifying file against flash l of 1826 bytes 256 of 1826 bytes v Cancel Illustration 121 A sample run of the AVR firmware update 10 Using the ECU with a GM MAF Meter The ECU has the ability to work directly with a 3 or 3 5 GM hotwire style MAF meter in place of the stock MAS on the DSMs or Evolutions This capability which is similar to that provided in the popular MAF Translator device replaces the stock MAS with the lower restriction GM unit The ECU will accept the GM MAF s output signal directly and translate it into a signal compatible with the stock ECU You can use the GM MAF in place of the stock MAS in the intak
42. 000 RPM and the cell value for 4000 RPM WOT is 10 Ifthe engine s MAS frequency is 2200 Hz representing some fixed amount of air flow the ECU head unit will change this frequency to 90 of 2200 Hz or 1980 Hz and pass this new frequency on to the stock ECU The stock ECU will then reduce the corresponding fuel flow by 10 thus causing your car to run approximately 10 leaner Page 76 To set a given fuel map cell to a particular value select a cell by clicking it with the mouse type in a number and press ENTER You can also apply operations to multiple cells First select multiple cells as shown in the table below Action Mouse Keyboard Select a row of cells Click an RPM header Select a column of cells Click a load header Select all cells Click the word RPM Select a rectangular block of Click the first cell then With the cursor in the first cell cells shift click the last cell use shifttup down left right arrows Select multiple disconnected Click the first cell then cells ctrl click another cell Table 6 Available shortcuts to select multiple cells With multiple cells selected use the right click context menu to alter all of the selected cells lo e Increment Alt Up w Decrement Alt Down 40 7 set Dat ho ae ad oe oO a Interpolate Vertically Interpolate Horizontally Interpolate 2D Cut Ctrl X Copy Ctrl C IK ko m Paste Ctrl Illustration 71 The fuel maps context menu SSS ly
43. 0081007 234005 Inputs HP flight Torque medium AFR dark Start time 183 6 S00 5081007 234005 Max HP 2573 Max Torque 282 5 pde raose 20 Sema ee ge TESA Tire size P 235 45 R 17 H W Car type 03 05 EVO8 v Gear used ad v 240 Weight 3350 Ibs w driver 220 Tranny loss 20 Smoothing 12 2 100 260 200 a 5 180 i Calculate 160 Note when multiple plots are overlaid they must be aligned such that the dyno analysis can use the same start and end time for each RPM 6078 HP 256 245 254 TQ 221 212 219 Pe AFR 10 60 11 17 11 32 HN 3 on 7 1000 2000 3000 4000 5000 6000 7000 8000 ECU Dyno Illustration 67 A dyno analysis With the dyno analysis done you can zoom the dyno graph with the mouse or right click for a context menu that has the usual zoom capabilities You can also print the dyno analysis with the File gt Print menu item Use the Close button to close the dyno analysis The dyno analysis uses the engine s RPM to compute horsepower and torque Because the vehicle s speed and thus acceleration and thus torque and horsepower is calculated based on the car type car weight gear used and tire size it s important to set these parameters consistently from one dyno run to the next in order to see reliable plots Some things to consider when doing a dyno analysis The dyno analysis uses the Tranny loss parameter to com
44. Boost Control Settings ra a Note This specifies the input MAS frequencies at which the njector Scaling ECU switches between low medium and high load fuel and MAS Tweaks 1 timing maps MAS Tweaks 2 MAS Translation Two Step Rev Limit Fail Safe Rev Limit Load Switching Knock MAP Sensor Analog Inputs Analog Outputs MUT IT Logging Gear Calculation Miscellaneous Illustration 85 The load switching dialog As shown on page 76 the ECU allows you to tune your engine via two 133 cell tables of fuel and timing maps The maps are indexed by a combination of engine RPM and load There are four load values defined low medium high and WOT idle is a special case of low load The WOT column is used when the throttle is fully depressed Wide Open Throttle The low medium and high load columns are used depending on what input MAS frequency that the ECU sees This screen allows you to fine tune what input MAS frequencies are used as the switchover point between low to medium and medium to high loads Enter new frequencies here to fine tune when the ECU switches between its load maps If you re not sure use the default values of 500 Hz low to medium and 1000 Hz medium to high Page 92 7 10 10 Knock ECU Head Unit Settings Load Switching Knock MAP Sensor Analog Inputs Analog Outputs MUT II Logging Gear Calculation Miscellaneous Timing Maps Gear Based Fuel Timing Boost Wastegate Maps Boost
45. DSM EVO VIID Pin 73 EVO IX Pin 73 EVO IX To ECU Head Unit Pin 21 Brown Group C Standard Configuration From Rear O2 Sensor To Stock ECU Pin75 CG DSM EVO VIII Pin 75 QG DSM EVO VIID Pin 73 EVO IX Pin73 EVO IX From ECU Head Umt Pin 26 Green Group C ToRCuU Head Unit Pin 21 Brown Group C Simulated Rear O2 Configuration Illustration 7 The analog wiring changes for the simulated rear O2 sensor signal 5 5 2 Analog Inputs The ECU includes three uncommitted analog inputs whose voltage is logged along with all of the other ECU inputs These are high impedance 2M ohm resistance inputs that can accept any signal between 0 and 5 volts Many aftermarket vehicle sensors can be configured to produce a 5 volt output and you can datalog these values with the ECU Warning before connecting a sensor input to an ECU analog input verify using a digital multimeter that the sensor doesn t generate less than zero or greater than 5 volts Connecting an out of range sensor can damage or destroy your ECU head unit To connect up a 5 volt input simply wire it directly to the appropriate ECU input Analog input 0 is pin 28 violet wire Group C on the ECU analog input 1 is pin 23 red wire Group C and analog input 2 is pin 27 blue wire Group C Analog inputs 1 and 2 also support special modes of operation Analog input 1 can be used as the input from a 5 volt EGT adapter while analog input 2 can be
46. ECU Function Stock ECU Pin Wire Pin Color I Red 12v Power 102 BE Black Ground 101 A Grey Reserved Y White Reserved WA Violet OBD Enable Out 2 EJ Green Boost Control Solenoid Out Table 2 The high current harness connections High current pins 10 11 and17 are tap connections Pin 18 is an output that doesn t connect to the stock ECU harness 2 other connections are reserved for future use and will be used in a future software release The rest of the connections are not used Some notes e The 1990 1994 cars don t include a rear O2 sensor so these connections are marked N A in the low current table The input marked Rear O2 Sensor In can be used as an additional 0 to 5 volt analog input if desired Some connections on both harnesses are marked reserved These will be used in a future ECU software release Any ECU harness connections that aren t wired up to the stock ECU or another device should be securely bundled together with electrical tape on the end to ensure that these don t Page 12 accidentally short circuit to a in car ground With the basic ECU installation completed you may want to consider hooking up some of the ECU s other optional inputs and outputs See the section Using the Auxiliary ECU Inputs and Outputs on page 18 for more information Then skip to the next section Finishing Up the Hardware Installation on page 28 5 4 2 1995 and Up Talon Eclipse and Evol
47. ECU Software you want to install Check the components you want to install and uncheck the components you don t want to install Click Next to continue Select components to install Windows Executables Span Ml Alternate Windows Exec User s Manual Head Unit Firmware Sample Data Files Space required 7 1MB Illustration 11 The first installation screen The ECU s graphical install will begin and after accepting the license agreement you ll be prompted for which pieces of the software suite to install In general you ll want to install the Windows Executables User s Manual and Sample Data Files The Alternate Windows Executables option installs the version of the ECU Windows software that also includes stock ECU ROM editing and map tracing Install this if you d like the ECU to work alongside the EcuFlash program Next the installer will prompt you for a directory to install to Page 29 a ECU Software Setup Choose Install Location Choose the Folder in which to install ECU Software ELU PLUS Setup will install ECU Software in the Following Folder To install in a different Folder click Browse and select another folder Click Install to start the installation Destination Folder C Program Files EcuPlus Browse Space required 6 9MB Space available 24 1GB For compatibility with other Windows installations most people just select the default Finally the installer will
48. ECU Win displays the version of the ECU Win software and a copyright notice 7 8 The Views When displaying the contents of a captured data file the ECU Win software opens up multiple views of the data in the display section of the software There are several types of views that the software can display Some views display several values some are graphs that can be scrolled around in and some are just simple text displays Let s take a look at them 7 8 1 The Engine Monitor View Engine Monitor DragRun 13 190 MEE RPM Engine Load Boost PSI WG Duty Cyc Fuel Adj Timing Adj Inj Pw ms Inj Duty Cyc Throttle Pos volts MAS In Hz MAS Out Timing deg Knock 0 20 volts 02 Front vots O2Rear 0 00 yolts Air Temp degF Analog O 0 00 volts Coolant degF Analog 0 00 volts Speed MPH AFR 13 94 1 Knek Sum AFRMAP 128 Octane Illustration 44 The engine monitor view The engine monitor view see Illustration 46 is your one stop shop for everything that the ECU head unit knows about your engine s sensors It displays a variety of information about the engine s sensors and what the head unit is doing When doing a new capture of live data the engine monitor displays the current data from the engine sensors in real time When viewing a capture file from disk the contents of the engine monitor reflect the cursor position on the current graph view Thus
49. I mode only and stored trouble codes Pending codes indicate that a problem was detected but that the problem is not yet considered to be important enough to turn on the check engine light Think of the pending codes as an early warning that something may be wrong When a pending code occurs frequently or on multiple drive cycles the pending code will be promoted and become a stored trouble code Pending codes that only occur infrequently are typically forgotten after one or two additional drive cycles On the stored trouble codes tab the ECU displays the stored trouble codes currently in effect All of the codes are displayed along with the standard trouble code description note that MUT II mode only displays a small subset of the potential trouble codes Additionally a set of freeze frame data may also be displayed OBD II mode only Freeze frame data is stored when an emissions related code is stored This freeze frame data is a snapshot of what the engine was doing at the time the code was set Page 114 and is very useful in tracking down the source of the problem If multiple stored codes are present the freeze frame data applies generally to the first code that was seen and the freeze frame trouble code indicates which stored code is associated with the freeze frame data On Board Diagnostics OBD II Information Stored Trouble Codes Pending Trouble Codes Stored Codes Code Explanation None No trouble codes
50. IX vehicles include a rear O2 sensor on the far side of the catalytic converter The stock ECU checks this signal to verify that the vehicle has a functional catalytic converter If the cat is removed for race purposes the rear O2 sensor signal won t respond as the stock ECU expects and will often trigger a check engine light to flag the problem The ECU head unit includes a simulated rear O2 output for off road use only that can eliminate this problem The signal simulates the signal that the stock ECU will see from a functional rear O2 sensor and thus avoids the check engine light To connect the simulated rear O2 signal locate pin 26 green Group C see Table 3 on the ECU s low current harness Then locate pin 75 on the stock Talon Eclipse or Evolution VII ECU see Illustration 4 or pin 73 on the Evolution IX ECU see Illustration 6 It should be tapped with a brown Page 18 wire to the ECU head unit s rear O2 sensor input Cut the stock ECU wire between the stock ECU s male connector and where it splices into the brown wire and solder in the simulated rear O2 signal to the wire containing the splice This feeds the ECU s simulated rear O2 sensor output to the stock ECU and eliminates the check engine light Note in the previous paragraph if you ve purchased a PnP ECU the connection should be made in the ECU s PnP harness not in the stock ECU wiring From Rear O2 Sensor To Stock ECU Pin75 2G DSM EVO VIID Pin75 2G
51. LS Load Switching iesene Guat home E E E R E aT A aE ARR 92 TTS KNO enna a E e ative ny Ue A T ER 93 TAOTI MAP SenSoft cette eaa a EE AEE A AE E e iNES 94 p EEAS ONA DaT o cs EE EA EAE ced A E E E E A 96 TAOTI Analog CUED US earr a a EAE EEE AOA RAN a EEEE EER EE 97 TO VA INL TE EU Bi casi ds cece Rete E Me E E E E E 99 10 15 GearCalculati on one eene dace E E E nse wv axes SUN E on Roane encore aS 101 7 10 16 Miscellaneous Sette rcs cesisessnesecceneade mra seu eseasaoteanindnidtedieav liane iccdauuenael s 105 7 11 Saving and Loading Head Unit SCUINgS cisco woke fe aaaiees ovata vente ia ies Crane shies 106 7 12 Changing Head Unit Settings Ome sees ccesesscecteessssscovigvccaashvedesesaxachenssascaesg eeckeqcinctanuavedeutes 107 7 13 On Board Diagnostics OBD sssssesesssssosssssessresseesressesssesrrssessrestesstsstessesstsstessesseesresseeseesset 108 TEE oueon ak1 ON AAE EA E EE 108 7 13 1 1 Basic OBD H and MUT I Mode iiss sestscsnseseduatsgssoc sstavesg sstaescacsteds teas suseaseesalev orssabiees 109 TAS AZ Advanced OBD II Mode Only csss3scneeicrnastanrscenvesaratetoaarhistaustans acinevneiaseathGens 112 7 13 1 3 Tests OBD H Mode Only ss sssseeseeseeseesseseesssssessessrssressesseesresseeseesresseeseessressreessreess 113 7 13 2 Stored Trouble Codes and Freeze Frame Data OBD II and MUT II Modes 114 7 13 3 Pending Trouble Codes OBD II Mode Only ciiisvccscsticecsedadesseccseeeatetiatadeliveesevsincese
52. M Save this capture 3 Open up the above capture in the ECU Win software and take a look at the views for RPM Vehicle Speed Gear and RPM Speed You should see something like this Page 103 ECU Win 00 Gear Ratios ecd File View Settings OBD Window Help e nuael A AD ARAAE SPPP PA Engine RPM 00 Gear Ratios 1524 00 1536 00 1524 00 1536 00 Gear 4th Clutch released oe Illustration 95 Custom gear ratio calculation From looking at the graphs it should be obvious when the vehicle is in various gears Flat spots in the RPM Speed graph correspond to when the shift lever is fully engaged Compare the calculated RPM Speed values with the RPM MPH min and max ratios shown in the gear calculation dialog and adjust the values as needed You ll generally find that the tolerances for various gears will be different and that 1 will need the largest tolerance You ll find that for certain gears the ECU software will miscalculate the proper gear number For those gears simply adjust the speed and tolerance fields so that the the RPM Speed graph values match the ratios in the dialog For most vehicles this procedure isn t necessary but vehicles with unusual tire sizes or gear ratios may require this tweaking Page 104 7 10 16 Miscellaneous Settings ECU Head Unit Settings Fuel Maps Timing Maps Gear Based Fuel Timing Boost Wastegate Maps Boos
53. OT2500 ecd File View Settings OBD Window Help TEE IEA iFa Ae ei Bl l4 PP Pp wp Engine RPM 10 VarDuty Spool1 2PSI 2ndWOT2500 74 52 75 44 Boost PSI 10 VarDuty Spool1 2PSI 2ndWO7T2500 Time 75 00 Boost 12 3 74 52 75 44 76 36 Wastegate Duty Cycle 10 VarDuty Spool1 2PSI 2ndWOT 2500 O 7452 O 754 WBO Gear 2nd Clutch released Illustration 127 A 2nd gear pull with the spool map entries set to 12 PSI Page 139 In this pull all of the Boost spool map cells were set to 12 PSI 8 PSI below the target of 20 PSI You can see the wastegate duty cycle jumps to 100 when the throttle exceeds 2 volts It then stays at 100 until the boost level exceeded the 12 PSI spool threshold and then jumps down to 75 or so What s happening is that the ECU is spooling the turbocharger below the spool threshold by driving the boost control solenoid at 100 this makes the turbo spool as quickly as possible As soon as the measured boost level exceeds the spool threshold the ECU switches to the duty cycle in the Boost wastegate maps table and boost holds steady from there on out 14 Next repeat the above 2 gear pulls again use the exact same stretch of road and the exact same starting place on the road but do pulls starting at 3000 3500 and 4000 RPM Bring up these captures in the ECU Win software You may find that your no spike runs now have a small spike since the turbo wil
54. Spool Maps Knock display Instantaneous Boost Control Settings i Map Set Switching Injector Scaling Add E fuel MAS Tweaks 1 E p MAS Tweaks 2 And subtract 5 deg timing MAS Translation For knock over 2 1 o volts Two Step Rev Limit Fail Safe Rey Limit Note Set fuel and timing correction to zero to disable this Knock sensor type 1995 1999 DSMs Detonation Control feature Fuel and timing corrections apply at WOT only Illustration 86 The knock dialog The ECU is able to monitor the knock sensor signal on your car and read out a voltage corresponding to how much the engine is knocking Knock is very harmful to the motor and should be avoided at all costs This screen allows you to configure various knock related parameters Knock sensor type select what type of knock sensor your car has In general this should match your car type Knock display when the ECU records and displays knock it can show the instantaneous knock events knock will appear as a series of spikes on the knock view or a smoothed out version of these where the ECU grabs the most recent instantaneous peak and holds it for a short period of time This setting selects how you d like to display the knock signal Instantaneous is the default and recommended setting Detonation control when the ECU sees a large knock signal it can help you protect your engine against detonation by automatically increasing
55. The ECU Fuel Timing Boost Datalogging Piggyback Engine Computer Installation Users Manual Manual Revision 2 16 Dec 21 2011 Page 1 Table of Contents MATA UIC EVO Ss cssiinae ennen aee une e gu a a a T Gna aiia Gaui E ae 6 iD WWI TNAIN Gy faa cst ca Sab ba 2 A tp eas ASeeG tetas Sa vis pS E 6 3 System R eg irementS enerne ihe wal pia e a cunts po te umes A A van Be EER Seat Leite enii 6 A PACKINGS B R sa cisashalternabuaeueydoasdosnldes Nun sabes aces need anny Shagsatiybuns caisaisesienaxdarcaysheaste vans Sunn ebiedetwneraenartheoteewtend teuatenaee 6 5 Head Unit Hardware lms tallatin as cy csehcss ci naa Sie aiatebegaasctoaay oN taeds coside shu alate adv aan vatibaGecesieestenieneincvyes 7 9 1 Tools ARIS feat crane chin acateatay a cesance Wa Dove ae voces ad cin Solemn Ras dase ay wand Peacea ae EERDERE T 52 Wiin FRAGT OS ncen a a a ede a a a a tocar aa mec euncdlte 7 21 Pap PUNO WAL Siae simens buegiha ute pias a a e a des Ge E eaa A EN T WADSTEIN 8 ANE STYRA DT EAE AAA 8 5 3 Locating and Removing the Stock ECU sessssssseserssesssessessssressrsstesrossrestesresseesersrtsseeseessesseessees 8 54 Making the Connections esasen i a ae eia aE EE R E A AT EE TE A i 8 5 4 1 1990 1994 Galant VR 4 Laser Talon and Eclipse ccccssccssssssecseccsseccseessseecsesereccesees 9 5 4 2 1995 and Up Talon Eclipse and Evolution VII PnP ECU t 0 ceceeccceseceseeesteeeteeensneeees 13 5 4 3 1995 and Up Talon Eclipse and Evolu
56. a relatively complex piece of software Let s take a look at it one section at a time 7 3 1 The Menu Bar E ECU Win File Yiew Settings OBD Help The menu bar see Illustration 16 is at the top of the screen and includes the usual Windows File View Help and other menu items The menu bar will change slightly depending on what you are doing but will always include File View and Help The sub menus that are available on the menu bar are as follows Page 32 7 3 1 1 The File Menu a ECU Win Driving1 ecd File View Settings OBD Window Help Close Capture Ctrl Save Capture s Export Capture Print Setup Properties The file menu see Illustration 17 is used to Open Save Close or Export a capture file to start a New capture or to exit the ECU Win application You can also print the contents of a graph discussed later in this manual from the file menu Depending upon what you re doing with the ECU Win software one or more of the items on the file menu may be grayed out or not available The items on the file menu are as follows New Capture This connects to the ECU head unit and begins capturing data from it while displaying the data in real time Use this menu item to capture new data from your car Open Existing Capture This opens up an existing file on disk containing captured data and displays the data for viewing or analysis Use this menu item to display previously captur
57. alog Outputs the fuel and timing for those gears MUT II Logging Gear Calculation Miscellaneous ist gear fuel Timing deg Sth gear fuel Timing 5 deg Note that during shifts and when idling or coasting gear is zero no corrections apply Illustration 74 The map set switching dialog In addition to the fuel and timing maps the ECU includes the ability to tweak your fuel and timing on a per gear basis with the gear based fuel and timing dialog These are offsets from the values in the fuel and timing maps and apply at WOT only If the ECU can t figure out what gear the car is in as during shifts no gear offset will apply To use these tune your vehicle in a particular gear 3 usually for optimum performance Then set the offsets here if the car needs a slightly richer or leaner air fuel ratio in the other gears Timing offsets can also be done and is often applied to control knock As with the fuel and timing maps two sets of gear based settings are available here to be used when the primary and alternate maps are in play Page 79 7 10 4 Boost Wastegate Maps ECU Head Unit Settings Fuel Maps Boost Wastegz Map Set Primary Secondary Timing Maps Gear Based Fuel Timing Boost Wastegate Maps Boost Spool Maps Boost Control Settings Map Set Switching Injector Scaling MAS Tweaks 1 MAS Tweaks 2 MAS Translation Two Step Rev Limit Fail Safe Rev Limit Load Switch
58. alues will display on the basic information screens Page 112 Number of Trouble Codes this is the number of Diagnostic Trouble Codes DTCs currently stored in the stock ECU MIL Light whether or not your MIL malfunction indicator light or check engine light is on due to a stored trouble code e Oxygen Sensor Locations which oxygen sensor are supported in this vehicle Design OBD Requirements which OBD specification this stock ECU supports Potential values include the early model OBD OBD II as well as the European and Japanese OBD specs 7 13 1 3 Tests OBD II Mode Only On Board Diagnostics OBD II Information Stored Trouble Codes Pending Trouble Codes Parameter Value Continuous Test Misfire Supported Complete Continuous Test Fuel System Supported Complete Continuous Test Components Supported Complete Non Continuous Test Catalyst Supported Incomplete Non Continuous Test Heated Catalyst Unsupported Non Continuous Test Evaporative System Supported Incomplete Non Continuous Test Secondary Air Syst Unsupported Non Continuous Test A C Refrigerant Unsupported Non Continuous Test Oxygen Sensor Supported Incomplete Non Continuous Test Oxygen Sensor He Supported Incomplete Non Continuous Test EGR System Supported Incomplete Display O Basic Advanced Illustration 102 The tests tab The OBD II specification requires manufacturers of vehicles to support var
59. ameters that the stock ECU uses when running the engine The maps are listed in a tree configuration with related maps grouped together under a common folder Two features are included here to make locating maps easy e A User level dropdown which causes the dialog box to only show a subset of the available maps e A Filter text field which causes the dialog to only show the maps that include the string that you type into the Filter field Illustration 109 shows this feature in action Note that when using a filter the folders that include matching maps will spring open to display all of the matching maps ECU Win will remember your User level and Filter settings from one session to another Within the dialog box some maps like MAF Size above will have a grid icon next to them These are so called 1D maps where the map is just a single editable value Double click the value to edit the value and press ENTER when done T MAF Sensor Filtering E s o C MAF Smoothing Table E Idle a Turbo Illustration 109 Editing a 1D map Page 120 Most of the maps however are so called 2D or 3D maps These have a checkbox next to them Checking the box will pop up the map in the display area of ECU Win Un checking the checkbox will remove the map from the display area Use the Arrange button to cascade the displayed maps and the Ok button to close the ECU Maps dialog box To edit a 2D one column or rarely on
60. analog output wire on the black 4 pin square connector The FJO s use a non linear voltage to AFR mapping For the Innovate LM 1 a 3 5mm stereo connector provides the output that the ECU needs Pin 2 the connector ring is analog output 2 Connect this to the ECU head unit This output is 1 volt for 10 1 AFR and 2 volts for 20 1 AFR For the Innovate LC 1 use the brown analog out 2 wire This output is 0 volts for 7 35 1 AFR and 5 volts for 22 39 1 AFR For the Tech Edge 2A0 use the WBlin output which is pin 4 on the unit s RJ45 connector Facing the RJ45 connector the pins are numbered 1 8 from left to right The WBlin output is 9 1 AFR at 0 volts 19 1 AFR at 5 volts For the Tech Edge TE WB 1 5 use the WBlin output which is pin 4 on the unit s male DB 9 connector Facing the DB 9 the top row of pins are numbered 1 5 from left to right The WBlin output has a non linear voltage to AFR mapping For the Zt 2 use the Wideband Analog Output This is the white wire on pin 2 This output uses a non linear voltage to AFR mapping For the AEM Wideband UEGO Controller use the orange wire pin 1 Sensor 1 0 5v This output uses a non linear voltage to AFR mapping For the AEM Gauge Type Wideband UEGO Controller use the white wire 0 5v output This output uses a non linear voltage to AFR mapping For the Auto Meter Gauge use the blue wire 0 4v output Ensure that the output is 10 1 AFR for 0 volts 16 1 AFR for 4 volts For the
61. ar tracking cursor is displayed which follows the mouse on all of the graphs at the same time If you have a engine monitor view active the values in the engine monitor reflect the current cursor position The ECU Win software includes a number of ways of scrolling and moving around within a view Page 58 Table 5 shows the available keyboard and mouse actions Some of these actions will be discussed later in more detail Action Cursor left Cursor right View start of capture View end of capture Scroll left 1 20 of a page Scroll Right 1 20 of a page Scroll left 1 page Scroll right 1 page View larger Y values View lesser Y values X axis to next WOT region Zoom view s X axis in Zoom view s X axis out Zoom X axis to show entire view Zoom view s Y axis in Zoom view s Y axis out Zoom Y axis to maximum size View a subset of the current display Shift last overlay left Shift last overlay left 1 4 of a page Shift last overlay right Shift last overlay right 4 of a page Cursor to next overlay Cursor to previous overlay Table 5 Moving the cursor and scrolling Keyboard Mouse Shift left arrow Move Shift right arrow Move Home End Left arrow X scrollbar arrows Right arrow X scrollbar arrows PgUp X scrollbar PgDn X scrollbar Y scrollbar or scrollbar arrows Y scrollbar or scrollbar arrows Ctrl T F8 Shift F8 Ctrl F8 F9 Shift F9 Ctrl F9 Left click hold and draw a box Ctrl left arrow Ctrl s
62. ask almost any type of question here If you own an ECU you should definitely monitor the forums for the latest ECU news and information For any type of support you also have the option of e mailing the ECU developer just send an e mail to support ecuplus com E mails will generally be answered within 24 hours If your ECU was working fine but breaks contact your dealer for information about their return and repair policies Page 146
63. ation Injector scale 551 Read Injector latency 0 432 ms Note you must log the EVO AFRMAP parameter under Head Unit Settings MUT II Logging to enable map tracing by Load or the EVO 2 Byte Load s 0 and 1 to enable map tracing by 2ByteLoad C Show help pane Illustration 111 The ROM map tracing configuration dialog Inside the Tracings section of this dialog you ll add entries that correlate a ECU ROM map X or Y axis table with an internal ECU variable To do so click the Add button to bring up the Configure Tracing dialog as shown in Illustration 112 Page 123 Configure Tracing ROM axis table name Load Tracing type Load Thavols CoolantT empDegCl AirT empDegCl 2B yteLoad Illustration 112 The configure tracing dialog Select a ROM axis table name from the dropdown this is name of an X or Y axis from the internal XML metadata file corresponding to your configured ECU ROM file and then a Tracing type from the other dropdown and click Ok The Tracing types that the ECU software currently supports are e RPM the current engine RPM e Load a calculated engine load value Load is calculated using the EVO AFRMAP MUT II parameter which must be logged to enable tracing by Load e 2ByteLoad a higher resolution engine load value Load is calculated using the EVO 2 Byte Load 0 and EVO 2 Byte Load 1 MUT II parameters which must be logged to enable tracing by 2B
64. ation 23 The toolbar The toolbar see Illustration 23 is a quick way to access various ECU Win menu items with just a single click The items on the toolbar and the menu item equivalences are from left to right New Capture The record icon This begins capturing data from the ECU head unit This is equivalent to File gt New Capture Auto Name Capture Drop Down Menu The down arrow next to the record icon This invokes a drop down menu that toggles on and off the auto file naming option ECU Win File view Settings OBD Help leol u m HAE Illustration 24 The auto name drop down menu Pause Capture The pause icon This button temporarily pauses the current capture so that you can scroll back and look at old data Click this button once to pause the capture and then again to restart the capture Any data received from the ECU head unit while the capture is paused is lost There is no menu item equivalent to this button Close Capture The stop icon This closes a new capture or existing capture file and prompts Page 36 to save the data if it s changed This is equivalent to File gt Close Capture Open Existing Capture The open folder icon This opens an existing capture file for analysis This is equivalent to File gt Open Existing Capture Save Capture The floppy disk icon This manually saves the current capture if it s changed This is equivalent to File gt Save Capture Setup Head Unit The
65. ations Default views Auto File Naming MUT II Logging Custom Logging ECU ROMs ROM Map Tracing Miscellaneous Legacy Settings Remember window positions sizes and zooms Initial plot time 30 seconds C Show help pane The view configuration dialog tells the ECU Win software what views you d like to see by default When you start a new capture or open an existing capture file the ECU Win software starts up and displays one or more views of the data associated with this capture If Remember which views were active is checked the ECU Win software will display the same set of views that were active the last time you showed a capture If this is un checked the checked views will be shown instead The checkbox Remember window positions sizes and zooms determines whether the ECU Win software will restore the views in the same window position minimized status and overlap as before The Jnitial plot time text field sets how many seconds the X axis of the graph views will display by default Page 40 7 6 2 Notes Configuration ECU Win Settings Views Field Name Default Value Communications Date Unknown Auto File Naming Time Unknown MUT II Logging Temperature Unknown f Tire Pressure Unknown Custom Logging Boost Unknown ECU ROMs Track Unknown ROM Map Tracing Track Conditions Unknown Miscellaneous 60 RET Unknown Legacy Settings 330 ft ET Unknown 660 ft ET Unknown 660 ft MPH Unknown 1000 ft ET Unk
66. can tools but the ECU now includes a module that can access and display the same information that these expensive scan tools can and the ECU also features real time display of engine parameters and trouble codes The ECU supports the Mitsubishi specific MUT II protocol as well as the SAE Society of Automotive Engineers OBD II protocol MUT II works on any Mitsubishi ECU while OBD II is only supported in 1996 or newer vehicles MUT II displays information more quickly than OBD II but doesn t include the extended diagnostic information that OBD II does Generally you ll want to use MUT II on 1 generation DSMs and OBD II on later vehicles To start the ECU Win OBD displays use the OBD menu item The OBD menu item will display information in either MUT II mode or OBD II mode depending on what mode you ve configured in the OBD mode setting in the ECU Win settings dialog More information is available in the section Miscellaneous Configuration on page 53 The available displays are as follows 7 13 1 Information This display is a real time engine data monitor and displays all of the information that the stock ECU exports via OBD II or MUT II This information is split into three sub displays Basic Advanced OBD II only and Tests OBD II only Page 108 7 13 1 1 Basic OBD II and MUT II Modes On Board Diagnostics OBD II Information Stored Trouble Codes Pending Trouble Codes Parameter Fuel System Status
67. cations Auto File Naming MUT II Logging Custom Logging ECU ROMs ROM Map Tracing Miscellaneous Legacy Settings Show help pane OBD Settings OBD protocol OBD II v MUT II calibration 2003 EYO8 9 Throttle Position Display C Show TPS as a percentage instead of voltage TPS 0 value 0 volts TPS 100 value 4 volts Configuration Help C Show configuration help pane Illustration 42 A sample help pane Page 54 Miscellaneous This page allows you to configure a variety of miscellaneous values associated with the ECU Win software OBDO Protoco On all supported vehicles the ECU head unit talks to the stock ECU using the diagnostic port The diagnostic port is the connector underneath the steering column that s used by the dealer to help diagnose vehicle problems and to read and clear check engine codes The ECU can also display these same values and can read and clear check engine codes This is done through the OBO menu at the top of the ECU Win software This menu item defines which protocol the ECU software should use for this Two options are available e MUT II e OBD II 1994 and earlier vehicles only support MUT Il Use this for first generation DSMs 1995 and later DSMs and EVOs support both OBD II and MUT Il_ You should M 7 6 10 Legacy Settings Configuration ECU Win Settings Views Notes Communications Auto File Naming Analog input 2 MUT II L
68. ck display shows spikes there s a good chance that the stock ECU heard some knock from the motor This indicates that you re running too lean fix that right away Also when you re doing the runs always watch your EGT gauge for rapidly rising temperature Again this indicates an overly lean condition If you have a wideband O2 sensor hooked up to the ECU use that for tuning Try to get your air fuel ratios at WOT in the 11 1 range on pump gas and 12 1 on race fuel Once you ve optimized the WOT fuel tables transfer the same values to the high load fuel table cells With the fuel table optimized try tweaking the timing tables at WOT Make only 1 2 degree timing changes between runs Generally you ll want to advance the engine timing thus moving the spark time backwards so that it fires earlier before top dead center TDC of the piston This means putting positive numbers in the timing map cells As with the fuel tables make small changes and see what happens while watching for knock high EGTs and timing retard 13 Troubleshooting Software Problems This section provides some tips for diagnosing and fixing common software related problems 13 1 ECU Win Problems 13 1 1 The Software Never Connects When I click on the New Capture button a Connecting box pops up that says Connecting to the ECU head unit but a connection never happens To connect the ECU Win software looks for a specific st
69. co ads eodewecdassousesicebociseis cade tee dealadsteaute eaten sesuheiuarsselenss 56 TS 2 The Notes VIEW asio sanee ou R E dain aaa RE on 1 RAEE TRL a Ma pena heen i 57 7 8 3 Loe Plot Color Legend VieWiernininiinad panu ie n aii r r En E RS E 5T 7 8 4 The Fuel Timing and Boost Maps VieWs seesessesessessesssesressesseesresstesressesssreesssessseresssre 51 TES The Graph Views siere nanan a A a Ea Eaa OS Oa EA aE E A aber E R aa E 58 7 8 5 1 The Cursor and Moving Around sssssessessesssesressessresresseesresresstssresreeseeserssresssressseresse 58 18 5 2 ZOOMING MANT OUt n en a oeii aa TEE E EEEE E 59 7 8 5 3 Using the Graph Context RMB Menu cccccececsccsseceseeseeeeeseceseeeeseeeseeenseeeseeeneeeees 60 7 8 5 3 1 Zoom X Axis and Zoom Y AR ISiie sail cc osphe snavact Gy cancawoe Maeiwcvaatewigndse suuabednuniaames 60 Bo ya eo 2m Undo Last Zoo Mosinie e e A one ocean ree ee eee ere 61 Ls Ds dnd PAULO Sero ov easivsice cit abn ectavbs coanv etude vashunese eiba Ena ANE Ae EEEE Sinn AREE a iaiia i 61 TEE IG IV LADS wack Sate E A A E AEE E cone EOE 6l 7 8 3 3 3 Views and Window LiStseroisestssiseiersisriiisciieiora cresi tesisini iiie ier e inei ie 6l fc oe Be 0 os cB a Plots na n ne a E E E 6l DB Di Bed ANA YZE a er ta cen E EEE E E A A ER TA EE a 6l A Si KOE E EEE E E E A A R E EA 6l 7 8 6 The All In One Grain VieW enii isarunegns e r i chee a ar a 64 ESA DAE TNE A E E ETE EEE 65 7 8 8 Overlaying Multiple Capture Files sirice
70. e 551 Read Injector latency 0 432 ms Note you must log the EVO AFRMAP parameter under Head Unit Settings MUT II Logging to enable map tracing by Load or the EVO 2 Byte Load s 0 and 1 to enable map tracing by 2ByteLoad C Show help pane Illustration 39 The ROM map tracing configuration dialog The ROM map tracing configuration dialog configures how the ECU traces the ROM maps extracted from the stock ECU Map tracing allows the current cell of a given ECU map to highlight as the cursor is moved within the captured ECU data stream With the ECU s dual fuel timing and boost control maps tracing is automatic no configuration is necessary For the stock ECU maps maps are defined externally through a set of XML files This dialog associates a value that the ECU software knows about the Tracing Type with the X or Y axis name of a stock ECU ROM the ROM Table Name To configure a tracing type simply add an entry to the Tracings list Page 51 Configure Tracing ROM axis table name Load Tracing type CoolantT empDegCl AirTempDegCl 2B yteLoad Illustration 40 The tracing configuration dialog For each ROM X or Y axis name select one of the ECU s known tracing types and hit Ok Generally only a few of the ROM X or Y axis names need to be associated with a tracing type RPM and Load are the most widely used The Load tracing type is special Load is computed inside of t
71. e between the air filter and the turbo or in a blow through configuration in which the stock MAS is removed and the GM MAF is placed in the upper intercooler pipe between the compressor bypass valve and the throttle body The latter configuration has the side benefit of dealing well with compressor bypass valves that are vented to atmosphere VTA Below are the steps required to use this GM MAF setup 1 Purchase the GM MAF of choice Both the 3 and 3 5 MAFs are available from Mach V Motorsports as well as other vendors for under 150 2 Purchase a pigtail wiring adapter from Casper s Electronics Inc http www casperselectronics com This item part 108098 is called a LT1 MAF splice and it plugs into the GM MAF and breaks out the three electrical signals on the MAF 3 Plumb the GM MAF into your intake in either the normal or blow through mode Make sure that the GM MAF is facing in the proper direction The unit has an arrow on the body that indicates the Page 132 direction of air flow 4 Make the electrical connections to the pigtail connected to the GM MAF as follows Illustration 122 The LTI MAF Splice pigtail e Pigtail black wire to ground Pigtail pink wire to a 12v source under hood Use a digital multimeter to verify the 12v signal before connecting it up e Pigtail yellow wire to the ECU s MAS input wire this is pin 4 orange Group A on the ECU To do this extend the ye
72. e calculated value is 100 some examples are Page 48 Display Format Shows AS 0f 100 1f 100 2 2f 100 25 Page 49 7 6 7 ECU ROMs Configuration ECU Win Settings nee Current ROM filename Notes Communications Settings Tom Collins My Documents M pEcuR om hex Auto File Naming ROM metadata path MUT II Laggin ET sie 3 les OpenE CUSE cuFlash rommetadata mitsubishi evo Custom Logging i ae et a ae ea ECU ROMs ROM Map Tracing Miscellaneous Legacy Settings C Show help pane Illustration 38 The ECU ROMs configuration dialog The ECU ROMs configuration dialog configures your current ROM file and metadata path The ROM metadata path is where ECU Win looks for the XML files that describe your ROM file from your stock ECU Typically this points to the rommetadata mitsubish evo directory underneath your EcuF lash installation directory The ROM filename is the actual ROM file downloaded from your stock ECU Note that this dialog is not present unless you ve installed the version of ECU Win that allows ROM editing and map tracing Page 50 7 6 8 ROM Map Tracing Configuration ECU Win Settings Views Tracings Notes z Communications ROM Table Na Tracing Type Auto File Naming RPM p RPM MUT II Logging lakia Position ee Custom Logging ECU ROMs ROM Map Tracing Miscellaneous Legacy Settings Load calculation Injector scal
73. e front O2 sensor or the engine hasn t reached operating temperature yet Open Loop Accel Decel vehicle is accelerating or decelerating Closed Loop Normal normal operation for low load driving Open Closed Loop System Fault a sensor problem has been detected System Load OBD II mode only this is a percentage of how hard the engine is running 0 100 MAS Air Flow OBD II mode only MAS air flow is a computed number inside the stock ECU that takes into account the MAS frequency what you see on the ECU s display intake air temperature and barometric pressure This number is displayed as a flow rate into the engine in lbs hr Intake Air Volume MUT II mode only this is the MUT II equivalent to OBD II s MAS Air Flow Absolute Throttle Position OBD II mode or Throttle Position MUT II mode this is the same information as the ECU s throttle position sensor voltage except that it s displayed as a percentage rather than a voltage The stock ECU has fixed low and high limits for the voltage corresponding to 0 and 100 open throttle and displays an interpolated value here based on the true throttle position sensor voltage Oxygen Sensor Voltage bank 1 sensors 1 and 2 in OBD II mode should correspond exactly to the front and rear O2 sensor voltages as seen by the ECU The OBD II specification allows a vehicle to contain more than two O2 sensors and so that specification categorizes the O2 s
74. e row of values or 3D a rectangular grid of values map cell simply double click inside of the cell with the mouse change the value and press ENTER Changed cells are displayed in a bold font Note that when editing values the ECU Win software may modify the value that you enter to conform to the format and precision of that cell To edit more than one cell select multiple cells with the mouse or keyboard Shortcuts for selecting multiple cells are identical to those used when editing the ECU fuel and timing maps and are as follows Action Mouse Keyboard Select a row of cells Click an row header cell Select a column of cells Click a column header cell Select all cells Click the cell in the top left Select a rectangular block of Click the first cell then With the cursor in the first cell cells shift click the last cell use shifttup down left right arrows Select multiple disconnected Click the first cell then cells ctrl click another cell Table 7 Available shortcuts to select multiple cells With multiple cells selected right click on a map to bring up the map editing context menu Page 121 High Octane Fuel Map ECU Map MyEcuRom 40 142 147 14 2 14 7 14 7 14 7 147 14 7 14 7 14 7 eae 4 7 14 7 Boa 14 7 BOR 14 7 Increment Decrement Increase by 1 Decrease by 1 Set Data Add to Data Multiply Data Interpolate Yertically Interpolate Horizontally Interpolate 2D Cut Ctrl x Copy C
75. e slave and the ECU is that master This can cause a problem when another device wants to talk to the stock ECU on the OBD pins as the ECU expects to be the master device As designed the ECU firmware will do its best to avoid this situation as the firmware software disconnects from the port when not doing datalogging or displaying an OBD II MUT II screen However some external devices are very sensitive and may not work when the ECU is physically connected to the OBD pins This issue can rear its head in several common situations Ifyou take your car to the dealer or other repair facility their scan tool may not work as long as Page 116 the ECU is installed Some states are using the OBD II port to initiate tests for emissions compliance With the ECU installed these tests may not run and your vehicle will fail emissions testing The EcuFlash software and hardware may not be able to read and burn maps into your stock ECU with the ECU installed There are two ways to handle these problems 1 Inthe ECU wiring harness locate pin 22 black wire group C on the low current harness and snip the wire in half Then insert a quick disconnect in this wire that will allow you to easily disconnect this wire whenever you need to access the OBD II functionality with an external scan tool 2 Inside of the ECU head unit there is an internal jumper that will serve this same purpose Remove four screws from each end of the ECU head u
76. e the stock front O2 sensor rather than leaving it installed and tied off somewhere the stock ECU may throw a check engine code because it doesn t see any load on the front O2 sensor heater wire To work around this a 15 ohm 30 watt resistor installed on the heater wire will fool the stock ECU into thinking that a real front O2 sensor is installed Such a resistor is part number LT30J 15 ND from DigiKey http www digikey com You may need a heat sink on the resistor as it gets quite hot 5 5 2 The Clutch Switch Input To implement the no lift to shift NLTS feature the ECU includes an input that allows the unit to monitor the clutch pedal position The ECU uses this clutch switch input to determine when to activate the NLTS algorithm The clutch switch is a feature of all of the vehicles supported by the ECU The clutch switch is a plunger type switch that s installed on the clutch pedal near where the clutch hinge is This switch is activated by light pressure on the clutch and is sometimes known as the top clutch switch Auto transmission cars don t have this switch obviously When the clutch is released this switch generates a 12 volt signal when pressed the clutch switch reads ground Connecting this switch to the ECU is a function of the vehicle type that the ECU is installed in In each case the wire at pin 10 white wire Group A on the ECU s low current harness must be connected to the clutch switch The
77. ector scaling values These establish a baseline fuel offset for the injectors in your car e You should start with the injector scaling configured appropriately for your stock vs current injector sizes e With the injector scaling values in place set all of the cells in the fuel and timing maps to all Zero Tune your boost levels first then your fuel and timing maps Tweak the idle fuel map cell as well as the values in the MAS tweaks configuration screen for best idle You ll probably find that the larger the current injector size the harder it is to achieve a smooth idle e On the road make several runs with the fuel and timing maps set to zero Try to launch your car from a roll consistently so that the resultant dyno plots are almost identical Next make changes to the fuel maps for WOT conditions and do some more runs Power is generally gained by reducing the fuel map values thus making the engine run leaner From the factory most cars run very rich at WOT and the ECU allows you to compensate for that For Page 143 each change you make make no more than a 2 fuel map change from the last run Change one or two fuel map cells at a time When you bring the car to a stop you ll want to look at the front O2 voltage at WOT which should be in the range of 0 90 0 92 volts Also look at the timing view and see how it compares to the previous run If you find that the timing suddenly drops off at high RPMs or that the kno
78. ed VAG Brown IC Rear O2 Sensor In 75 A Black IC OBD II Data In 62 J Red C Analog Input 1 EGT Adapter In Z1 Orange C Reserved omy Yellow C External MAP Sensor In ZJ Green IC Simulated Rear O2 Sensor Out j Blue C Analog Input 2 Wideband O2 Sensor Kit In Ry Violet IC Analog Input 0 wae Grey C Coolant Temperature Sensor In 83 el White IC GM Air Temperature Sensor 0 In 6J Brown D GM Air Temperature Sensor 1 In eP Black ID Front O2 Sensor In 76 Page 16 ECU Wiring ECU Function Stock ECU Wire Group Pin Color Bey Red D Air Temperature Sensor In 2 BLS Orange D Throttle Position Sensor In 84 Table 3 The low current harness connections With the exception of the MAS crank and cam sensor connections all of the above connections are tap connections you tap the signal and feed it to the ECU input For the MAS crank and cam sensor connections you ll split the stock ECU s wire and connect the vehicle sensor s output to the ECU and the corresponding ECU output to the stock ECU The high current harness connector contains 18 positions Of this only 6 positions are used The table below lists the connections on the high current harness and where they ll connect to on the stock ECU Note that the connections on the high current harness are numbered from right to left rather than from left to right as on the low current harness ECU ECU ECU Function Stock ECU Pin Wire Pin C
79. ed data Close Capture When doing a new capture this finishes the capture and prompts to save the data to disk When viewing an existing capture this closes the capture file and prompts to save the data if it s changed Note that the ECU Win software includes an option to automatically name capture files If this option is enabled the Close Capture command will save new captures automatically without prompting for a filename Save Capture This saves any changes you ve made to an open capture file but doesn t close the file Export Capture This allows you to export the currently open capture to a new file in comma separated value CSV format You ll be prompted for the name of the new file CSV is a common format that can be read by many applications Most often you ll use a spreadsheet program like Microsoft Excel to read a CSV file for complex analysis and processing Print This prints the current graph view Print Preview Previews the graph view before printing Print Setup Lets you to configure your printer margins and other settings Properties Displays the properties of the current file including its file name amount of data and the head unit settings in effect when this capture was started A sample Properties dialog is Page 33 shown in Illustration 18 below File Properties Property Filename Pathname Number of data points Number of overlays Injector scaling Clamp MAS output above
80. ehicle is using The gear calculation dialog sets the ratios that the ECU will compare against Page 101 For most cars setting up the ratios is as simple as clicking the Defaults button which displays a list of known transmission types and stock tire sizes for a variety of supported vehicles This dialog is shown below Gear Defaults Stock Transmission and Tires Car type 06 EVO9 MA v Gears Ast gear ratio 2 909 2nd gear ratio 1 944 3rd gear ratio 4th gear ratio 5th gear ratio 6th gear ratio Final drive ratio Tires Stock tire size P 235 45 R 17 Current tire size P 235 45 Ri Illustration 92 The gear defaults dialog To use this either accept the defaults for the transmission ratios just about everyone and tire sizes some people or make changes to match your vehicle then hit the Ok key The proper gear ratios and tolerances will be carried back to the gear calculation dialog To verify that the gear values are correct you ll want to do a capture with the custom log value of Gear set up More information about setting up custom log values is available in the section Custom Logging Configuration on page 44 If all is well the proper values will be logged If not follow this procedure 1 Set up two custom log values for Gear and RPM speed as shown below Page 102 Custom Log Entry Entry Long name Short name Units Evaluation formula Display fo
81. ensitive and outputs a low frequency signal even when the engine is not running 11 Configuring and Using the ECU s Boost Controller The ECU includes the ability to control boost using a GM boost control solenoid Setting up boost control is one of the most complex tasks in the ECU This section supplies step by step instructions on how to set it up 1 Install your boost control solenoid as described in the section Connecting a Boost Control Solenoid on page 27 2 You must have a MAP sensor to control boost with the ECU Make sure that your MAP sensor is installed and working properly 3 ECU boost control also assumes that the ECU can properly calculate what gear your vehicle is in so make sure that the Gear Calculation settings are correct and working 4 Locate a long empty stretch of road where you can test your boost control settings Configure the ECU as follows o Fuel and timing maps very conservative Rich on the fuel side with non aggressive timing o Map set switching primary maps only o Boost control settings Wastegate frequency 30 Hz Enable WG above TPS 0 volts This causes the ECU wastegate maps to be used at all times with no spool control Overboost level 5 PSI above the boost level you want to run Minimum WG duty cycle 5 maximum WG duty cycle 95 Spool hysteresis 2 PSI o Boost spool maps set all cells to 0 PSI o Boost wastegate maps set all cells to 0 duty cycle Page 135
82. ensors according to what engine bank and exhaust position the sensors are placed at The ECU s OBD II module follows that naming convention rather than displaying the values as front rear O2 sensor voltages In MUT II mode this is the front O2 sensor voltage Short and Long Term Fuel Trims OBD II mode and Low Medium and High Fuel Trims MUT II mode these are the most important parameters displayed here As outlined above the stock ECU can run in either open or closed loop mode When in closed loop mode the stock ECU will adjust its fuel flow based upon feedback from the front O2 sensor The stock ECU contains a baseline set of fuel tables pre programmed at the factory for the stock injectors It uses these fuel tables as a starting point in calculating the optimum fuel flow for a given air flow and temperature pressure readings in closed loop mode From that starting point the stock ECU will continuously over a few seconds worth of time add then subtract fuel in an effort to maintain a perfect 14 7 1 average air fuel ratio But the stock ECU needs a mechanism to adapt for injectors that are out of spec or clogged and that is the short term fuel trim You can think of the short term fuel trim OBD II mode low trim in MUT II mode as an offset from the pre programmed stock ECU fuel table values whose job it is to compensate for imperfect injector flow rates With the ECU you re modifying the MAS air flow signal to influence fuel flow
83. er the throttle is closed This can prevent stalling MUT II Logging with vent to atmosphere BOY setups MAS Out Freq Gear Calculation Miscellaneous Illustration 81 The MAS tweaks 2 dialog The ECU modifies the engine s mass air sensor MAS signal to make changes to the fuel maps of the engine This screen allows you to tweak the MAS signal to avoid stalling in vehicles with large cams vent to atmosphere BOVs or low vacuum Some vehicles have problems when switching from on throttle to off throttle and will stall when coming to a stop This feature is designed to avoid this condition by temporarily raising the engine RPM It works like this when the ECU senses that the throttle has gone from open throttle to closed throttle it activates this feature for a few seconds During that time the ECU sends a table based MAS frequency to the stock ECU in place of the normal MAS frequency If the table based MAS frequency is higher than the normal MAS frequency RPMs will rise to avoid stalling To configure this frequency consult an ECU capture file that has a stall condition in it From that capture file determine how long the stall took to happen and set the ECU s Activation time to 1 5 to 2x that time period Then fill in the MAS out table with MAS out frequency values higher than those seen in the capture file for a given RPM As needed raise the MAS out frequencies and activation time to avoid stalling Page 87
84. erlaid on the same dyno plot This is incredibly useful when tuning your car The only caveat is that you must align the two overlaid graphs such that the dyno analysis time is the same for each As an example if graph 1 did a second gear acceleration starting at 32 seconds and graph 2 started at 28 seconds you ll need to move the second overlay to the right by 4 seconds Use the graph context menu item Overlaid Plots gt Shift Last gt Align For Dyno Analysis to do this automatically The dyno numbers are mathematically correct but may not exactly reflect the numbers that you ll get on a true vehicle dyno Nonetheless what s important is not the absolute horsepower and torque numbers but instead that you can see whether changes you make to your vehicle increase or decrease its performance 7 10 Configuring the ECU Head Unit With the exception of the main datalogging display you ll be using the head unit configuration screen the most of any part of the ECU Win software The head unit configuration screens allow you to configure the parameters stored in the silver box and those parameters are used to tune your car and to set up the special features of the ECU To start the ECU Win configuration dialog either click the hammer icon in the toolbar or use the Settings gt ECU Head Unit menu item File View Settings OBD Help e ECU Win ECU Head Unit ECU Head Unit Disconnected Update Firmware Illustra
85. es in your injector performance that may require re tuning your car You may find fewer or more items displayed for your car than is shown in the screen shots As with all of the OBD II screens the ECU queries the stock ECU to see what values are supported and displays only the supported data 7 13 1 2 Advanced OBD II Mode Only On Board Diagnostics OBD II Information Stored Trouble Codes Pending Trouble Codes Parameter Value Mode 1 PIDs Supported 1 3 4 5 6 7 12 13 14 15 Mode 2 PIDs Supported 2 3 4 5 6 7 12 13 Mode 5 PIDs Supported 1 2 5 Mode 6 PIDs Supported 1 2 3 4 5 6 7 8 9 11 12 Number of Trouble Codes None MIL Light Off Freeze Frame Trouble Code None Oxygen Sensor Locations Bank 1 Sensor 1 Bank Display O Basic O Tests Illustration 101 The advanced information tab The advanced information tab is another real time display which shows advanced OBD II information that may be useful for debugging software problems with the ECU s OBD II implementation Here s some of the things you ll see Mode N PIDs Supported this is a cryptic list of PIDs parameter IDs available in the various OBD II modes that your stock ECU includes Different OBD II modes perform different functions and the ECU needs to know what sub functions are supported for each mode The ECU Win software displays this as a list of numbers The most interesting of these is the mode PIDs which specify which v
86. f the rev limit sluggishly For a given throttle press and RPM threshold experimentation will find the optimum value Note that this mode generates a dangerous lean condition in your engine so be careful not to hold the engine in this mode for long periods of time Ignition Cut Only the ECU will lower your rev limit via ignition cut In this mode the ECU turns off the crank and cam sensor signals so that the stock ECU believes the engine has stopped running This causes the stock ECU to never fire the spark plugs thus limiting engine RPMs This mode generally produces a fast rev limit in which the engine bangs against the rev limit quickly Note that unlike the Fuel Cut Only mode in this mode the stock ECU will still be firing the injectors so you ll have unburned fuel dumped into your cylinders during fuel cut Fuel Ignition Cut this mode combines the two previous techniques If you set a large fuel cut percentage in this mode you ll have less unburned fuel in the cylinders during fuel cut This is the recommended setting Fuel Cut Anti lag in this mode the ECU cuts fuel when over the rev limit just like in the Fuel Cut Only mode However this mode also advances the engine timing by a user configurable percentage This mode is extremely dangerous as it attempts to move the engine ignition event past TDC Moving ignition forward like this can in some cases spool turbochargers more quickly than the other modes It
87. formance vehicles with larger turbos upgraded exhausts and higher flow injectors to fine tune your vehicle s performance The ECU can modify the fuel and timing of your engine at some 133 points depending on the engine s air flow RPM and throttle position In addition the ECU supports full datalogging of most engine sensors at 25 samples per second as well as complete OBD II functionality Datalogged information can be viewed and analyzed with the included Windows software 2 Warning The ECU system is an sophisticated device intended for off road use and is not in any way certified for use on public streets The ECU provides you with the ability to adjust the air fuel and timing mixture of the engine in your car If used improperly the ECU can destroy your engine Neither the dealer nor the manufacturer of the ECU may be held responsible for any damage to your vehicle as a result of the installation use or misuse of this product Additionally you should never adjust your engine s settings or attempt to run the ECU Win software while the vehicle is in motion 3 System Requirements The ECU supports the following vehicles 1990 1991 Mitsubishi Galant VR 4 1990 1994 Plymouth Laser Mitsubishi Eclipse or Eagle Talon AWD or FWD turbo only 1995 1999 Mitsubishi Eclipse or Eagle Talon AWD or FWD turbo only 2003 2005 Mitsubishi Lancer Evolution VIII 2006 Mitsubishi Lancer Evolution IX The ECU head unit connects via a serial por
88. found Illustration 104 The code clearing confirmation prompt On this tab a button is provided that allows the trouble codes to be cleared When invoked this will erase all stored and pending trouble codes as well as the freeze frame data It will also extinguish your MIL light Page 115 7 13 3 Pending Trouble Codes OBD II Mode Only On Board Diagnostics OBD II Information Stored Trouble Codes Pending Trouble Codes Pending Code Explanation P0115 Engine Coolant Temperature Circuit P0120 Throttle Pedal Position Sensor Switch A Circuit P0110 Intake Air Temperature Sensor 1 Circuit P0105 Manifold Absolute Pressure B arometric Pressure Circuit Illustration 105 The pending codes tab The pending trouble codes tab shows all of the codes that are currently pending before they are promoted to stored status As with the stored trouble codes tab a clear button is provided to allow these codes to be cleared 7 13 4 Using the ECU With Other Code Scanners and the EcuFlash Tool To implement the OBD II and MUT II functionality the ECU connects directly to the OBD protocol pins at the stock ECU These pins also connect to an under dash near the steering wheel connector so that external OBD II or MUT II scan tools the latter includes the EcuFlash software hardware combination can talk to the stock ECU Normally the OBD port is a single master interface the stock ECU is th
89. fuel and retarding timing for a second or two The detonation control parameters configure this Here enter a knock voltage above which the ECU will work its magic and a percentage of fuel and a timing retard Fuel values can range from 0 to 25 and timing values can range from 0 to 15 degrees Note that a Page 93 positive timing value here retards timing this is the opposite of how the timing maps work where a negative timing value retards timing To use the detonation control feature you should do some captures to determine what values represent a normal knock voltage from your engine you ll see residual knock voltages from normal engine noise Then set the knock voltage threshold about 0 20 0 50 volts higher than this normal knock voltage Note that the ECU s knock signal will typically show up as a raggedy voltage that increases with RPM Real knock is indicated by large spikes in the knock voltage These generally are easy to find as they ll be accompanied by the stock ECU pulling back timing 7 10 11 MAP Sensor ECU Head Unit Settings Fuel Maps MAP Sensor Timing Maps Settings Gear Based Fuel Timing Boost Wastegate Maps J Boost Spool Maps Low boost volts is oO PSI enn E r High boost volts is PSI Injector Scaling MAS Tweaks 1 Actual Boost MAS Tweaks 2 Actual sensor voltage MAS Translation h Two Step Rev Limit Calculated boost 15 06 Fail Safe Rev Limit Load Switching Custom Sensor Offset Correcti
90. g serial port COM6 error Opening serial port COM error i serial port COM8 error serial port COM error serial port COM1G error 2 Serial port COM1 should work with your ECU head unit Be sure to configure the ECU Win application to use this port follows Start ECU Win by double clicking its icon on your desktop Use Settings gt ECU Win then navigate to the Communications tab Select serial port COM1 Click 0k A log file named sertest log has been created If requested e mail this file to support ecuplus com along with a detailed description of what s not working Press a key to exit C Program Files EcuPlus Win32 gt _ Illustration 116 A sample run of SerTestW 9 Upgrading Your Head Unit Firmware The ECU includes graphical tools for updating the firmware that runs inside of your ECU silver box These tools are described below Page 127 9 1 Upgrading the DSP Firmware The ECU includes two microprocessors inside the silver box The first microprocessor is the so called DSP microprocessor This microprocessor runs the engine and does the majority of the datalogging To upgrade the DSP firmware execute the following steps 1 Connect your laptop to your ECU silver box 2 Turn on the ignition but don t start the car 3 Run the new ECU Win software by double clicking its icon on your Windows desktop 4 Use the Settings gt Update Firmware gt DSP Firmware menu item to start the grap
91. ge and boost numbers for your supported MAP sensor 2 Select Custom MAP sensor and type in the low and high voltage and boost numbers recorded in step 1 Use the Zero Boost button to correct for any voltage offsets of your MAP sensor 4 Tweak the low and high boost values until the ECU s MAP sensor reading matches your boost gauge Page 95 7 10 12 Analog Inputs ECU Head Unit Settings Fuel Maps Analog Inputs Timing Maps Gear Based Fuel Timing Boost Wastegate Maps Boost Spool Maps Analog input 2 FIO Wideband 02 Boost Control Settings Map Set Switching PL Wideband 02 Injector Scaling FJO Wideband 02 Analog input 1 Voltage ns es rrp west MAS Tweaks 2 TE 240 Wideband 02 MAS Translation Zeitronix ZT 2 Wideband 02 Two Step Rev Limit ate Fallin hie ta a auge Wideban perbe Innovate LC Wideband 02 Auto Meter Wideband 02 Knock NGK Powerdex Wideband 02 MAP Sensor Analog Inputs Analog Outputs MUT IT Logging Gear Calculation Miscellaneous Illustration 88 The analog inputs dialog The ECU includes three general purpose 5 volt analog inputs which allow datalogging of any external device that outputs an analog voltage in the range of 0 to 5 volts Two of the three analog inputs also include calibrations that interpret the analog input in special ways for datalogging The analog inputs dialog configures what calibrations are used Two dropdowns are available Analog input I analog i
92. hammer icon This brings up the dialog box to configure the ECU head unit s fuel and timing maps and other parameters This is equivalent to Settings gt ECU Head Unit Add Overlay The two graph icon next to the hammer icon This adds a new overlay to the current capture file for comparison purposes This is equivalent to Graph Context Menu gt Overlaid Plots gt Add New Overlay Shifting The next four icons which show a graph and an arrow are shortcuts used for shifting the most recent overlay to the left or right The icons represent shifting left 1 4 page left by one shift right by one and right by 1 4 page respectively These are equivalent to Graph Context Menu gt Overlaid Plots gt Shift Last Dyno Align All This aligns all of the overlays to the same point in preparation for a dyno analysis This is is equivalent to Graph Context Menu gt Overlaid Plots gt Shift Last Graph Zooming The next four icons magnifying glass like are used to zoom a graph s X or Y axis in or out and are equivalent to Graph Context Menu gt Zoom X Y Axis gt In Out They zoom the current graph out on the X axis in on the X axis out on the Y axis and in on the Y axis respectively Dyno Analysis The dyno icon This brings up the dyno analysis dialog This is equivalent to Graph Context Menu gt Analyze gt Dyno Analysis Help The question mark icon Displays the current ECU Win About dialog This is equivalent to Help gt Abou
93. he ECU Win software but the calculation needs specific values for the injector scale and injector latency values used inside the stock ECU Enter new values in the text field or use the Read button to read the values from current ROM file Note that this dialog is not present unless you ve installed the version of ECU Win that allows ROM editing and map tracing Page 52 7 6 9 Miscellaneous Configuration ECU Win Settings Views DBD Settings Notes a Communications DED protocol belts 3 Auto File Naming MUT II calibration 2003 EY08 9 EVO8 S RS J MUT II Logging Custom Logging ECU ROMs 3 ROM Map Tracing C Show TPS as a percentage instead of voltage Throttle Position Display Miscellaneous TPS 0 value volts Legacy ene TPS 100 value 45 voks Configuration Help C Show configuration help pane C Show help pane Illustration 41 The miscellaneous configuration dialog The miscellaneous configuration dialog lets you configure several miscellaneous parameters OBD Protocol The ECU can communicate with the stock ECU to display diagnostic information from the main menu s OBD menu entry This selects what protocol will be used Two protocols are available o MUT II this is protocol is supported on all cars that the ECU works with o OBD II only supported on the 1996 and newer DSMs and the Evolutions OBD II displays more information than MUT II but is not supported on the
94. he end of the corresponding ECU wire 3 Twist the bare ECU wire around the bare stock wire then solder the two together to make a solid connection Page 7 4 Wrap this exposed connection with electrical tape 5 2 2 Splicing Wires A few of the ECU head unit connections require that you actually splice into the stock wiring harness This involves cutting a wire in the stock harness and connecting a ECU wire to either end To splice an end follow these steps 1 Cut the stock ECU wire with wire cutters 2 Strip about an inch of insulation from the stock ECU wire 3 Strip an inch of insulation from the end of the corresponding ECU wire 4 Twist the two wires together and solder the connection The two wires will be an inverted V shape 5 Bend the ECU wire backwards and wrap the exposed connection with electrical tape 5 2 3 Wiring Tips The stock wiring harness generally only exposes a few inches of wire from the stock ECU Try to make your connections about half way between the stock ECU connector and where it disappears under the dash Make sure your hands are clean before wrapping the connection even the slightest bit of oil will foul the adhesive on the electrical tape Check and double check that you re connecting the right wires before soldering It s much easier to re do a connection before soldering than after A good online resource including photos for how to make these connections is at http www m
95. head unit is the black and silver box of the ECU system This device connects into your car s wiring harness and intercepts various engine sensor signals The head unit modifies theses signals based on your inputs and passes them on to the stock ECU This section will explain how to install the ECU head unit in your car 5 1 Tools Required The ECU head unit can be installed by anyone with some basic electrical experience If you can hook up a new car stereo the ECU head unit installation will be a breeze To complete the installation you ll need the following tools A set of common screwdrivers and a socket set for removing the stock ECU Wire cutters and a small knife Electrical tape A pencil type soldering iron and solder A digital multimeter for measuring voltages Lots of patience 5 2 Wiring Basics To install the non PnP ECU you ll be splicing into the stock wiring harness that connects the engine sensors to the stock ECU You ll make one of two types of connections tapping or splicing into the stock wiring harness 5 2 1 Tapping Wires For most of the signals that the ECU head unit needs to see you ll be strictly tapping into the stock wiring harness That is you won t be cutting the wires at all but just stripping back enough insulation so that you can tap the wire Here s what you ll do 1 Strip about an inch of insulation from the stock ECU wire 2 Strip an inch and a half of insulation from t
96. hical DSP firmware update wizard This wizard will save your current head unit settings to disk upgrade your firmware and restore your settings In most cases this process is as simple as pressing Next a few times Always upgrade to the latest DSP firmware this is the wizard s default as downgrading is not supported The firmware upgrade should complete without error Some sample screenshots are shown below DSP Firmware Update Introduction This wizard will help you update the ECU head unit s DSP firmware This is the main software in the ECU head unit Press Next to continue Cancel Illustration 117 Starting the DSP firmware update process Page 128 DSP Firmware Update Step 1 Locate the file containing the new ECU firmware This is usually located in C Program Files EcuPlus Firmware DSP and is named dsp_verNNN hex where NNN is the version of the firmware The latest firmware in that directory is used by default Update firmware from C Program Files EcuPlus Firmware DSP dsp_ver215_betal hex File name dsp_ver215_betal hex My Network Files of type ECU DSP Firmware Files hex Illustration 118 Optionally selecting the firmware file Page 129 DSP Firmware Update Step 2 Next we ll need to retrieve your current ECU configuration settings Connect the laptop serial cable to your ECU head unit turn the ignition on but don t start the car and press Next Your settings wi
97. hift left arrow Ctrl right arrow Ctrl shift right arrow Tab Shift Tab To move the cursor around on a graph view simply move the mouse or use the keyboard arrow combinations Shift Left or Shift Right If you d like to see other parts of the graph you can use the X scroll bar or the keyboard right and left arrow keys or the Y scroll bars Note that the X axis of each graph view is synchronized with the X axis of all of the other graph views 7 8 5 2 Zooming In And Out Sometimes a graph view won t reflect exactly the X and Y ranges you d like to see The ECU Win Page 59 software gives you multiple ways of zooming in and out e The keyboard shortcuts F8 Shift F8 and Ctrl F8 are configured to zoom the X axis in out and to full size as large as it can go respectively e Similarly F9 Shift F9 and Ctrl F9 zoom the Y axis e Other zoom options are available in the graph view context menu more on this in the next section e Last but not least you can use the left mouse button to manually zoom to a specific range simply press and hold the left mouse button to draw a box around the region you want to see and then release the button to zoom in 7 8 5 3 Using the Graph Context RMB Menu Each graph view has what s called a Context or right mouse button menu which you can access by right clicking on the graph This invokes a new menu Zoom x Axis gt Zoom Axis gt gi ECU Maps Window Lis
98. his setting Page 134 7 Finally using the ECU Win software navigate to the Analog Outputs screen and set analog output 0 to 2 37 volts and analog output 1 to 3 90 volts Save this setting Once all of the above are complete start your car The car should start and run normally just like it did before the installation of the GM MAF At this point the ECU is doing the MAS translation continuously and fooling the stock ECU into thinking it still has a stock MAS connected If you look at a capture you should see MAS input and output frequencies that are very similar to that of the stock MAS for a given RPM and load combination With the GM MAF in place you should drive your car for a while and verify that the car runs normally Before doing any WOT runs though it s recommended that you slowly go through the steps of tuning your car again for optimal air fuel ratio The MAS translation in the ECU should only require minor changes to your fuel maps from the values used before installing the GM MAF but it never hurts to re verify your fuel map settings to account for any non linearities of the stock MAS that have been corrected through the use of the GM MAF In general the GM MAF will flow more air before becoming non linear and introduce much less restriction in the intake than the stock MAS Note when using the GM MAF you may notice that the input and output MAS frequencies never go to zero This is because the GM MAF is especially s
99. hown below This run shows that SerTestW found a ECU head unit on COM1 and communications were successful Page 126 WINDOW system 3 oye jo Microsoft Windows XP Version 5 1 2666 lt C gt Copyright 1985 2661 Microsoft Corp C Documents and Settings Tom Collins gt cd Program Files EcuPlus Win32 C Program Files EcuPlus Win32 gt SerTestW exe SERTESTW v 93 ECU Serial Port Testing Utility c1999 2667 Tom Collins All rights reserved This utility will scan all of the possible serial ports for data from your ECU head unit and capture any data received to a log file for later analysis urn on your car ignition don t start the car and press ENTER to begin scanning the serial ports Opening serial port COM1 ok Capturing data captured 8192 bytes Analyzing data done Data is from a 2nd generation ECU head unit Reading address data failed will try alternate address data Reading alternate address data done Alternate address data looks good Re reading alternate address data Cpass 166 106 gt success Reading map data done Map data looks good Re reading map data Cpass 1007 100 success Reading map data done Rewriting map data Cpass 1007 100 success Bidirectional communications successful Opening serial port COM2 error 2 Opening serial port COM3 ok Capturing data no data captured Opening serial port COM4 error 2 Opening serial port COMS error 2 Openin
100. hrough Group D and within a wire tied group wires are color coded in the following sequence brown black red orange yellow green blue violet gray white In the above illustration the Group A wires are on the left then Group B Group C and Group D The leftmost brown wire in Group A is pin 1 Underneath pin 1 is the unused pin 2 The red wire beside the brown wire is pin 3 and so on The table below lists all of the connections on the low current harness and where they ll connect to on the stock ECU Note that some positions on this connector are unused like pin 2 and there is no wire in that position Page 15 ECU ECUS Pin Wire Color ECU Function Stock ECU Pin Brown A Sensor Ground 92 9 Black A Not Used ey Red A Cam Sensor Out to stock ECU 88 ZT Orange A MAS In from sensor Was 90 py Yellow A Crank Sensor In from sensor Was 89 Green IA Speed Sensor In 86 7 Blue A Cam Sensor In from sensor Was 88 J Violet A Ignition 1 4 In 10 YJ Grey A Injector 1 In 1 White A Clutch Switch In 43 on Evolution 10 VII BE Brown B External Switch In WA Black B Not Used IEJ Red B MAS Out to stock ECU 90 IEJ Orange B Crank Sensor Out to stock ECU 89 Bi Yellow B Analog Output 0 KJ Green B Analog Output 1 iW Blue B Knock Sensor In 78 RJ Violet B Analog Output 2 BJ Grey B Analog Output 3 WW White B Not Us
101. ile 7 12 Changing Head Unit Settings Offline In general editing the ECU head unit settings requires a laptop and a serial connection to a powered up ECU head unit However some people prefer to do analysis and modification of settings while Page 107 offline disconnected from the ECU head unit The ECU Win software enables this mode of operation as well To use this feature select the Settings gt ECU Head Unit Disconnected menu item ECU Win File View Settings OBD Help ECU Win ECU Head Unit ECU Head Unit Disconnected Update Firmware Illustration 98 The head unit settings disconnected menu item This brings up an offline editor for the ECU head unit settings The offline editor works exactly the same as the normal head unit settings editor except that the settings can only be imported or saved to disk Later when the ECU is connected you can import these offline edited settings into the head unit 7 13 On Board Diagnostics OBD The ECU includes a complete diagnostics module that works with the stock ECU on all DSMs and the Evolutions The diagnostics module allows the ECU to communicate in real time with your stock ECU and display Diagnostic Trouble Codes DTCs which indicate the failure of various vehicle systems as well as real time and freeze frame ECU data like RPM and throttle position This diagnostic information is normally accessible only via expensive dedicated s
102. im file data dialog Smoothing This menu item allows you to change the amount of smoothing that is applied to a given graph value Select the view type to be smoothed and use the slider to set the smoothing Smoothing values are remembered when you close ECU Win Smoothing Views Which view 02 Front Smoothing Immediately update display Illustration 53 The smoothing dialog 02 Voltage Front DragRun 1 00 r 02 Voltage Front DragRun MAR 0 40 0 20 0 20 0 00 13 96 115 44 116 92 1184011988 0 00 3 96 115 44 116 92 11840 119 88 V Bj lt Jj Illustration 54 A view without smoothing Illustration 55 The view with a smoothing of 4 Page 62 Highlight Traced Map Cells This menu item allows is a toggle and turns on or off stock ECU ROM map highlighting for a region of time When turned on you select a region of time and the ECU Win software will highlight all of the stock ECU ROM map cells that were used during that region of time See the below screenshot for an example 6000 B000f 7t 4 4 p6f t 4 a i en 4000 Time 372 56 RPM 6466 2000 J forensen par t a 0 0 367 92 370 44 372 96 375 48 378 00 E Illustration 56 Stock ECU ROM map tracing in action Note that this menu item is not present unless you ve installed the version of ECU Win that allows ROM edit
103. in one graph view 7 8 7 Setting Up Views After starting a new capture or opening an existing capture file the ECU Win software will open a collection of views to show you the data associated with the capture Each view will open in a window in the display area of the software You can then use the mouse or the Windows minimize and maximize buttons to resize each window You best bet though is to display the views you re interested in and then use the Window gt Auto Arrange menu item to tile the windows If you ve minimized a view window or it s underneath another window and you can t see it you can use either the Window menu and then select a window by number to show it or right click on another window and select Window List Page 65 To close out a view window click the X in the window s upper right corner To display a new view window use the right click context menu and select Views This will display a dialog that looks like this Available Views C Air Temperature Boost Wastegate Duty Cycle C Coolant Temperature Injector Pulse Width Injector Duty Cycle Knock Voltage MAS Input Freq CIMAS Output Freq C MAS Adjustment 02 Voltage Front C 02 Voltage Rear C RPM C MUT II Unused C MUT II Unused C MUT II Unused C MUT II Unused C MUT II Unused C Custom Unused C Custom Unused C Custom Unused C Custom Unused Allin One View Fuel Maps C Timing Adjustment Timing Maps Timing C Boost WG
104. in weather will give you numbers that can be off by around 0 5 PSI You know when they say on TV that there s a high pressure system moving in When it moves in your MAP sensor reading moves up In addition to the above all sensors have a accuracy that varies depending on pressure and temperature The GM 3 bar unit for example will vary by 0 75 PSI and will also vary on a per trial basis by about 0 5 PSI for a new unit The bottom line is that your MAP sensor may or may not match what your boost gauge reads depending upon elevation and the accuracy of the sensor It s possible to adjust your MAP sensor calibration so that the two will match but it will take a bit of work Simply configure your MAP sensor as a custom type and adjust the calibration until the two readouts match 14 Support and Getting Help Because the ECU system is a complex device you may have problems with the software or installation You have several lines of support open to you For hardware installation problems contact the dealer that you purchased the ECU system from They re best equipped to handle these type of problems For software support again your dealer is a good first place to start For tuning help your best bet is the forums at forums ecuplus com The forums are a great place to hang out and learn about how others are using their ECU The forums are also used to announce new software or firmware updates and you can request new features or
105. ing Knock MAP Sensor Analog Inputs Analog Outputs MUT II Logging Gear Calculation Miscellaneous This is the desired wastegate duty cycle 0 100 when boost is above the boost spool threshold Note Right click for menu Illustration 75 The boost wastegate maps dialog The boost wastegate maps are the primary method of configuring the ECU for boost control The ECU controls boost by varying the duty cycle time on divided by total time of a solenoid the boost control solenoid or BCS that controls your turbocharger s wastegate This table specifies on a per gear and RPM basis what wastegate duty cycle the ECU should use Values range from 0 minimum boost whose value is set by the spring inside the turbocharger s wastegate actuator to 100 maximum boost As with the fuel maps there are two sets of boost wastegate maps selected at run time by the map set switching controls Page 80 7 10 5 Boost Spool Maps ECU Head Unit Settings Fuel Maps Boost Spool Maps Map Set Primary Secondary Timing Maps Gear Based Fuel Timing Boost Wastegate Maps Boost Spool Maps Boost Control Settings Map Set Switching Injector Scaling MAS Tweaks 1 MAS Tweaks 2 MAS Translation Two Step Rev Limit Fail Safe Rev Limit Load Switching Knock MAP Sensor Analog Inputs Analog Outputs MUT II Logging Gear Calculation Miscellaneous This map specifies a boost level below which the turbo is spooled
106. ing Miscellaneous Legacy Settings Name Formula Gear Gear Gear Hold GearHold Revs Per Hz RPM MA amp SFreqln Format Range 0f 0 00 6 00 0f 0 00 6 00 1f 0 00 200 00 C Show help pane Custom Logging Help Define custom log values here up to 4 as a mathematical combination of other things the ECU already knows about ou can include things like RPM injector duty cycle and the logged MUT Il values in your favorite mathematical formula Illustration 34 The custom logging configuration dialog The custom logging configuration dialog allows the ECU Win software to datalog up to four custom kd values Custom values are created by applying a mathematical formula to values that the ECU already knows about On this page the Add Edit and Delete buttons are used to manipulate the list of custom values Adding or editing a single custom value invokes this dialog Page 44 Custom Log Entry Entry Long name Short name R evs Hz 9 chars max Units 5 chars max Evaluation formula RPM MASFreqln Display format mit Display range 0 00 to 200 00 Formula Help Use add subtract multiply and divide as well as parenthesis Enter numbers as decimal or hex 0x12 You can include the following case sensitive replaceable values MASFreqln MASFreqOut MASAd RPM Load MapSet Timing4dj Front02 Rear02 AjirTemp CoolantTe
107. ing and map tracing Page 63 7 8 6 The All In One Graph View Allin One DragRun 13 190 104MPH 367 92 370 44 372 96 375 48 Illustration 57 The all in one graph view The all in one graph view is a special kind of graph view that displays multiple graphs from a single capture on one big sometimes confusing sometimes very useful display By displaying multiple signals on top of each other it s possible to more easily see the relationship among engine sensor signals This view works much like the other graph views with the familiar zooming and scrolling tools available like always on the right click context menu Only three things are different about this view 1 Overlaying multiple captures isn t supported the view is typically already cluttered enough 2 The TAB key moves to the next graph rather than the next overlay 3 There is anew Graphs menu item available on the right click context menu The Graphs menu item brings up a new dialog box that allows you to configure the all in one graph view Page 64 Available Graphs 3 Enable Scaling Enable Scaling Offset Air Temperature _ Boost Wastegate Duty Cycle _ Coolant Temperature __ Injector Pulse Width _ Injector Duty Cycle _ Knock Voltage __ MAS Input Freg L MAS Output Freq _ MAS Adjustment C 02 Voltage Front C 02 Voltage Rear C RPM Timing Adjustment _ Timing Analog Input O Analog I
108. ion 4 This shows the stock ECU as you ll view it facing the connectors in the end of the metal enclosure Page 13 Air Temperature Sensor Red D Ignition 1 4 Violet A Rear O2 Sensor Brown C Turbo Wastegate Solenoid Green High Current Front O2 Sensor Black D 12v Power Red Power Ground Black Power Knock Sensor Blue B Injector 1 Grey A Sensor Ground Brown A MAS Crank Sensor Cam Sensor MAS Crank Cam Connections OBD II Data From Sensor To Stock ECU Black C MAS Orange A Red B Crank Yellow A Orange B Cam Blue A Red A Speed Sensor Green A Barometric Pressure Sensor Clutch Switch White A Throttle Position Sensor Orange D EVO VIII only Coolant Temperature Sensor Grey C Illustration 4 The second generation DSM and Evolution VIII ECU pinout To hook up the ECU head unit you ll be wiring between the stock ECU and one of the two ECU harnesses There are two ECU harnesses one for low current connections this is the main harness containing 34 pins terminated at the black connector on the head unit and one for high current connections terminates at the white connector on the head unit The high current harness also includes the power connections Page 14 Illustration 5 The low left and high right current harnesses The low current harness connector contains 34 positions arranged in groups of ten The groups are labeled Group A t
109. ious internal tests for generally emissions related functions These tests determine whether the vehicle is operating properly from an emissions point of view The tests information tab displays the results of these tests You ll find two types of tests continuous and non continuous Continuous tests run continuously whenever the engine is running while non continuous tests must be invoked manually with a scan tool For each of the tests the ECU will display whether or not the test is supported by the stock ECU and if the test is supported whether it has run to completion Page 113 7 13 2 Stored Trouble Codes and Freeze Frame Data OBD II and MUT II Modes On Board Diagnostics OBD II Information Stored Trouble Codes Pending Trouble Codes Stored Codes Code Explanation None No trouble codes found Freeze Frame Data Parameter Freeze Frame Trouble Code Illustration 103 The stored trouble codes tab Diagnostic Trouble Codes DTCs are how the stock ECU flags problems with your engine When a problem is detected by the stock ECU it sets a trouble code and turns on the MIL malfunction or check engine light to indicate that a problem has occurred Problems can be simple like no signal from a particular sensor or complex like random misfire detected These trouble codes can be displayed and cleared by the ECU Two types of trouble codes exist inside the stock ECU pending trouble codes OBD I
110. l maps To use the injector scaling feature select a new injector size for either the stock or current injectors From then on the ECU will automatically scale Page 84 the MAS output to compensate for the injector ratio defined here Values between 391 cc and 780 cc can be entered here and you can pick the values in from the dropdown list or type them in Typical stock values are 450 cc on manual transmission DSMs 420 cc on automatic transmission DSMs and 550 cc on the Evolution VIII and IX 7 10 4 MAS Tweaks 1 ECU Head Unit Settings Fuel Maps Timing Maps Gear Based Fuel Timing Boost Wastegate Maps Boost Spool Maps Boost Control Settings Map Set Switching Injector Scaling MAS Tweaks 1 MAS Tweaks 2 MAS Translation Two Step Rev Limit Fail Safe Rev Limit Load Switching Knock MAP Sensor Analog Inputs Analog Outputs MUT II Logging Gear Calculation Miscellaneous Illustration 80 The MAS tweaks 1 dialog C Show help pane Clamps Clamp output above 4006 Hz Clamp output below 2 Hz Note Use upper clamp to avoid fuel cut dangerous see manual and lower clamp to force MAS output to be constant at idle Smoothing Idle smoothing factor 0 10 Decel smoothing factor 0 10 Note Idle smoothing improves MAS output at idle Decel smoothing prevents stalling with yvent to atmosphere BOY setups As explained previously the ECU modifies the engine s mass air sensor MAS sig
111. l spool much quicker when starting at higher RPMs Below is an example showing the exact same settings as above but starting at different RPMs Note that the boost graph is significantly zoomed in to show the small boost spikes Page 140 ECU Win 10 VarDuty Spool1 2PSI 2ndWOT2500 ecd File view Settings OBD Window Help eo nue i Aaaa PRPS q Engine RPM 10 VarDuty Spool1 2PSI 2ndWOT2500 pe ce ewes we eee sep eseocseocaeesasepes ee ee 10 YVarDuty Spooll 2PSr2ndWOT2500 11 VarDuty Spooll 2PSl 2ndWOT 3000 12 VarDuty Spooll 2PS 2ndWwOT3500 13 YarDuty Spooll 2PSl 2ndWOT 4000 i 75 60 76 32 Gear 2nd Clutch released a Illustration 128 Small boost spikes when starting at 3000 3500 and 4000 RPM 15 If the boost spikes are acceptable leave the Boost spool maps as is If you d like to reduce the boost spikes alter the Boost spool maps as follows e le Open up the capture that starts at 4000 RPM in the ECU Win software Locate the RPM where the logged wastegate duty value drops from 100 down to a lower value Make a note of this For this example let s assume that s 4800 RPM and that the value in the spool table at 4750 RPM the closest one to 4800 RPM is 12 PSI Open up the capture that starts at 2500 RPM in the ECU Win software and do the same thing Let s assume the wastegate duty cycle drops down from 100 at 3500 RPM with 12 PSI in the spool table at tha
112. le plate which is closed at idle to control idle speed The ISC increases air flow at idle when under certain conditions like A C on and hot starts Injector Pulse Width the injector pulse width in ms Knock Sum the knock sum is the most useful MUT II parameter It is a number that the stock ECU calculates to indicate that the engine is knocking Small values under 10 or so indicate low levels of knock while high values of knock sum indicate a knocking condition that the stock ECU deals with by retarding timing This is similar to the ECU s knock voltage but includes various factors that the stock ECU applies to the knock voltage to correct it for known engine noise O2 Feedback Trim another trim value O2 Sensor Voltage the measured voltage on the front O2 sensor as a number of volts RPM the measured engine RPM Not as accurate as the physical measurement done by the ECU s native logging Throttle Position the throttle position as a percentage Note that the ECU s native logging shows throttle position as a number of volts whereas this is a 0 to 100 range Timing Advance the engine timing as set by the stock ECU In general this will not match the ECU s native timing advance value as the ECU fools the stock ECU by altering the cam and crank sensor signals EVO AFRMAP this logs a map position useful when calculating load in the ROM editing and map tracing version of ECU Win
113. les and couldn t find a match The only solution to this problem is to find someone who has a good definition of your ROM and load that XML file into the EcuFlash metadata directory Note that you ll also see this error if you incorrectly specify the ROM metadata path in the above dialog This path should generally end in evo for the Evolution VIII and IX s If there are no errors ECU Win will simply display your capture file as always To actually use the ROM editing feature right click on a view window and select ECU Maps from the context menu as shown in Illustration 107 Zoom X Axis gt Zoom Axis b Views ECU Maps Window List Overlaid Plots b Analyze gt Tools gt Illustration 107 The ECU Maps context menu item This will bring up the ECU Maps dialog box as shown in Illustration 109 Page 119 ECU Maps MyEcuRom Filter Md User level Advanced SES Fuel C High Octane Fuel Map C Low Octane Fuel Map C MAF Scaling C MAF Sensor Filtering MAF Size 357 5 g s C MAF Smoothing Table Idle 9 Turbo C Max Wastegate Duty 1 C Max Wastegate Duty 2 C Max Wastegate Duty 3 Misc Limits 9 Timing C High Octane Ignition Map 1 C Knock Sensor Filter Map 1 C Low Octane Ignition Map 1 Illustration 108 The ECU Maps dialog box This dialog box lists all of the maps available within your stock ECU ROM In general these correspond to lookup tables of par
114. lighted cell is always visible Remember that the ECU head unit interpolates between fuel or timing map cell values so the highlighted value doesn t necessarily reflect the exact fuel or timing offset that the ECU head unit is using rather it s the closest one For example if your engine RPM is 3125 RPM the 3000 RPM map cell will be highlighted when in fact the ECU head unit is actually using the value about half way between 3000 and 3250 RPM If a second set of in use at a particular time the views will change colors to reflect the map set that s selected 7 8 5 The Graph Views Engine RPM DragRun 13 190 104MPH 8 Time 367 26 RPM 5762 00576 367 08 366 00 366 92 369 64 x lt gt Illustration 48 A graph view The graph views are the most complex and powerful of the views to use A graph view shows a single value from a capture in an X Y plot where the X axis is time in seconds and the Y axis is the single value Graph views can be moved around resized and zoomed Let s see how these features work 7 8 5 1 The Cursor and Moving Around The cursor in a graph view shown as a small cross that tracks the graph represents the current spot on a graph When you hover your mouse over a graph view the cursor tracks the horizontal position of the mouse and pops up a Windows tooltip showing the current X and Y axis values of the cursor on that graph If there are any other graph views displayed a simil
115. ll be read from the ECU head unit and saved to a file just in case Save As My Recent Documents 3 My Documents My Computer My Network Illustration 119 Saving your current settings to a file My Documents asus Dan s EVO Downloads O ExpressPCB My eBooks Amy Music Emy Pictures Production Units RobGalantOnDyno 9 v0001MainUnit File name us 2 10 settings ema j Save Save as type ECU Map Files ema i Page 130 DSP Firmware Update Step 4 Progress Details Serial port COM1 open Initiating firmware update ok Waiting for input to flush ok Synchronizing baud rate ok Uploading the kernel Sending algorithm done Waiting done Clearing the flash memory Sending algorithm done Clearing Cancel Illustration 120 Doing the upgrade 9 2 Upgrading the AVR Firmware The second microprocessor inside the silver box is the so called AVR microprocessor This microprocessor talks to the OBD port on your stock ECU To upgrade the AVR firmware execute the following steps 1 Connect your laptop to your ECU silver box 2 Turn on the ignition but don t start the car 3 Run the new ECU Win software by double clicking its icon on your Windows desktop 4 Use the Settings gt Update Firmware gt AVR Firmware menu item to start the graphical AVR firmware update dialog box 5 Use the Browse button to select an AVR firmware
116. llow wire through the firewall and into the passenger compartment Then disconnect the ECU s pin 4 and connect it to the extended pigtail yellow wire This is the GM MAF s output which you re connecting directly to the ECU 5 When you remove the stock MAS you re also removing the stock air temperature and barometric pressure sensors which are built into the stock DSM or Evolution MAS unit You need to make two more wiring changes that allow the ECU to output simulated air temperature and barometric pressure sensor signals Page 133 Air Temperature 5 ensor To Stock ECU From Sensor Pin8 1G DSM Pin72 2G DSM EVO VIII Pin 62 EVO IX To ECU Head Unit Pin 33 Red Group D Barometric Pressure Sensor To Stock ECU From Sensor a gt Pin 16 1G DSM Pin85 2G DSM EVO VIID Pin 51 EVO IX Standard Configuration Air Temperature ensor To Stock ECU From Sensor Pin8 1G DSM Pin72 2G DSM VO VIII Pin 62 EVO IX From ECU Head Unit To ECU Head Unit Pin 15 Yellow Group B Pin 33 Red Group D Barometric Pressure Sensor To Stock ECU From Sensor Pin 16 1G DSM Pin85 QG DSM EVO VIID Pin 51 EVO IX From ECU Head Umt Pin 16 Green Group B MAS Translation Configuration Illustration 123 The analog wiring changes for MAS translation Cut the air temperature wire formerly between the stock MAS and the stock ECU This is pin 8 on the 1G DSM ECU pin 72 on the 2G DSM and Evolution VIII ECUs
117. ming mo Ee Boost Wastegate Maps a Boost Spool Maps Boost Control Settings Map Set Switching Injector Scaling MAS Tweaks 1 MAS Tweaks 2 MAS Translation Two Step Rev Limit Fail Safe Rev Limit Load Switching Knock MAP Sensor Analog Inputs Analog Outputs MUT II Logging Gear Calculation Miscellaneous Apply changes immediately Note Right click for menu Illustration 70 The fuel maps dialog The fuel maps dialog lets you configure the ECU head unit s fuel maps The fuel maps tell the ECU head unit how to modify the engine s mass air sensor MAS signal To increase or decrease the fuel flow to your engine the ECU head unit modifies this MAS signal The MAS in the engine bay produces a frequency proportional to the amount of air entering the engine By modifying the MAS signal the ECU head unit lies to the stock ECU about how much air is entering the engine which causes the stock ECU to change its fuel flow proportionally less air means less fuel The fuel maps contain 133 different cells one for idle and 33 cells for low medium and high engine loads as well as 33 cells for wide open throttle conditions Each cell represents how the ECU head unit should modify the MAS frequency when the engine is running at that particular load and RPM combination RPMs range from 1000 RPM up to 9000 RPM An example let s say your car is accelerating at wide open throttle and the engine is at 4
118. mp TPS Boost InjPe InjDuty Speed Timing Sparel Sparel Spare2 MUTO MUT Knock GmAiTemp0 Gm irTempi Gear GearHold Clutch WaDuty To configure a custom log entry there are a number of parameters that need to be specified The Long name and Short name fields specify the name to be used for this custom value in various parts of the ECU Win software The Units field specifies what units should be displayed alongside the custom value Typical values for this field are Hz for frequencies or for percentages The Evaluation formula determines the mathematical formula that the ECU Win software should use to create this custom value Parenthesis constant values in decimal or hex if preceded by 0x and the add subtract multiply and divide operators can be used here along with a number of replaceable strings as listed in the Formula Help display A simple example of an evaluation formula is RPM 2 This will datalog the RPM in a separate window Changing the formula to RPM 2 500 also works as expected as does RPM MASFreqIn Use the Test Formula button to see if a complex formula evaluates as you expect Most values allowed in the Evaluation formula are self explanatory with the following exceptions String Interpreted As Load 0 for idle 1 for low load 2 for medium load 3 for high load 4 for WOT MapSet 0 for the primary map set 1 for the secondary map set TPS The TPS voltage 0 5 Unaffected by the option to
119. mperature sensor Select the Convert GM air temperature sensor voltage to stock box MUT II Logging Gear Calculation Miscellaneous GM Air Temperature Sensor Conversion to enable this feature V Convert GM air temperature sensor voltage to stock Analog output 2 also includes a special function It can generate a simulated front 02 sensor signal based on the input voltage from a wideband O2 kit In this mode the ECU continuously samples the input voltage on the wideband O2 input analog input 2 and converts that voltage to the voltage that a narrowband O2 would generate for the same air fuel ratio To enable this function simply check the box labeled Dannsnia aleniitatacl monensin ed MI mitin Illustration 69 A typical head unit settings dialog The left pane of the dialog shows a category of settings click a new category to bring those settings into view You ll make changes by editing values in the center pane of the dialog The rightmost pane contains online help for each configuration option it can be toggled on and off with the Show help pane button After you make changes to a setting either press the Apply button to store all changed settings into the ECU silver box or Ok to store the settings and close the dialog box Let s take a look at the configuration screens in turn Page 75 7 10 1 The Fuel Maps ECU Head Unit Settings Fuel Maps Fuel Maps Timing Maps Gear Based Fuel Ti
120. mxpress com technical connections htm 5 3 Locating and Removing the Stock ECU The procedure for removing the stock ECU depends on the type of car you re installing the ECU in For the Talon Eclipse and Laser vehicles all years the stock ECU is mounted vertically and is located behind the radio in the center console Remove both the driver and passenger kick panels and you ll find the ECU bolted in with three bolts Remove the bolts and the stock ECU will slide out On the 1990 1994 cars the stock ECU slides out on the passenger side On the 1995 1999 cars it slides out on the driver s side For the Galant VR 4 the stock ECU is bolted underneath the dash on the far right side Remove the two bolts holding it in place and it ll drop out For the Evolution VIII and IX the stock ECU is behind the glove box Remove the glove box there s a tab on the left side that will free the glove box and allow it to drop out and unbolt the two bolts holding the stock ECU in place The stock ECU will drop straight down into the passenger side floor 5 4 Making the Connections With the stock ECU removed from your vehicle it s time to do the hookup to the ECU wiring harnesses All of the cars that the ECU supports have similar wiring but the wire locations on the stock ECU are different Page 8 5 4 1 1990 1994 Galant VR 4 Laser Talon and Eclipse On the 1990 1994 Talon Eclipse Laser and Galant VR 4 the stock ECU contains three connectors
121. n software can auto name your capture files or prompt you for a filename To select the desired option click the arrow to the right of the record icon To configure how auto file naming works see the section Auto File Naming Configuration on page 43 7 5 Opening an Existing Capture File a ECU Win File View Settings OBD Help New Capture Ctrl N Open Existing Capture Print Setup 1 Driving1 ecd 2 Run v2 04 Fuel Tweak ecd Exit Illustration 29 The open existing capture menu item Captures that you ve acquired with the ECU Win software can be loaded into ECU Win by opening an existing capture file To do this use either the File gt Open Existing Capture menu item or click the open folder icon on the toolbar and select the capture file you d like to view ECU Win will open this file and display its contents within the views you ve configured When you re done with this capture use File gt Close capture to close it out Note Only one capture file can be open at a time You can however overlay one capture on top of another See the section Overlaying Multiple Capture Files on page 66 to see how this powerful technique works Page 39 7 6 Configuring the ECU Win Software To configure the ECU Win software use the Settings gt ECU Win menu item This opens the ECU Win configuration dialog This has five tabs 7 6 1 View Configuration ECU Win Settings Views Notes Communic
122. nal to make changes to the fuel maps of the engine This screen allows you to tweak the MAS settings in various ways Clamp output above this sets the highest MAS output frequency that the ECU will generate on its output You can use this to limit the output MAS frequency to a given value to avoid fuel cut on your vehicle You can enter values between 1000 and 4000 Hz here The default is 4000 Hz Some background the stock DSM and Evolution ECUs look at the frequency of the signal that the MAS generates to determine when to begin fuel cutting When the MAS frequency is above a pre programmed limit fuel cut kicks in and the stock ECU turns off the engine s Page 85 injectors thus causing the engine to stall momentarily As soon as the MAS frequency drops back below the pre programmed limit normal engine operation ensues By using the MAS frequency clamp the ECU allows you to keep the MAS frequency under the stock ECU s pre programmed limit and thus avoid fuel cut To configure this value make a series of full throttle runs in which fuel cut occurs and save the captures Make a note of the MAS output frequency of the ECU at the point where fuel cut occurs Then set the clamp to just below that fuel cut frequency Note running your car with this upper clamp value activated is dangerous When the normal ECU MAS frequency is limited this way your engine can easily run lean which can destroy your engine This option
123. neeies 116 7 13 4 Using the ECU With Other Code Scanners and the EcuFlash Tool eee eeeeeeeeeeeee 116 7 14 ROM Editing and Map Trait Sas ciaccetenceawes saiehiaesactehaystaesees Sag dave slaedoaveassenaeones sdtvacande thas iclanteosbane 117 7 14 1 Downloading Your Stock ECU ROM sissgteds canis decay edadeivent estilo aeawenh aailer dG evadlecsdlenvesesaluass 117 FAK Configuring ROM Editha nerenin rneer EE RE O anes ues 117 De PA SUSI ROM Edith g sninn eae a aa a a a EE 118 7 14 4 Uploading Your Modified Stock ECU ROM essessseesssssssssessresersresseserssrerssseeessrsrssseres 122 F145 Configuring Map Tracing niesie eien a e E E E E an 123 FRG Using Map Prarie os e Gaus hiss rash caus ipaees Ea EEA AE PA AAA AA EAE inaia iat 124 aeto iaee e Bn LATES AA EA NE AE E ANENE EEE A E OEA 125 8 1 The Serial Port Tester SerTestW o cccccccccccccscccccsccsssssssssscccsssesssesssssccessessssssssssceeseeseeeseeesass 125 9 Upgrading Your Head Unit Pirin Water acini coses akc ouhe aca nudersiainetc eaten eacn edases wane haere 127 9 1 Upgrading the DSP Firmware essesseessessesseosscssesseessrssesseessrsseeseessestorssesseessoresssoecssseessssresssee 128 9 2 Upgrading the AV ROP MT W al Cs 32 accsietacea etait nates aodltav aes dia tbeduate inden bacthaaulay Mapcenlesseaeiiter GaCeOnG 131 10 Using the ECU with a GM MAF Meetet 2s siie jactitettans idan couctl tavetaes semeiesnaracaniacneh aoa hled eaesil oes 132 11 Configuring and Using the
124. ng the ECU With Other Code Scanners and the EcuFlash Tool on page 116 for techniques available to correct this problem 7 14 2 Configuring ROM Editing To configure ROM editing you ll need to tell the ECU software two pieces of information 1 The name and location of your stock ECU ROM file 2 Where the EcuFlash rommetadata directory for your car type is on your hard disk This directory tells the ECU software the location of various XML files that will be parsed to determine where the maps are within your stock ECU ROM file The directory should contain a number of xml files To enter this information use the ECU menu item Settings gt ECU Win and select the ECU ROMs dialog as shown in Illustration 106 below Page 117 ECU Win Settings weve Current ROM filename Notes Communications Settings T om Collins My Documents MyE cuRom hex Auto File Naming ROM metadata path MUT II Loggin rie 29 E les OpenE CUSE cuFlash rommetadatasmitsubishisewo Browse Custom Logging J ECU ROMs ROM Map Tracing Miscellaneous Legacy Settings C Show help pane Illustration 106 The ECU ROMs configuration dialog Additional information about this dialog is in the section ECU ROMs Configuration on page 50 7 14 3 Using ROM Editing To actually use the ECU s ROM editing capability simply open an existing capture file on disk After opening the capture file ECU Win will load your stock ECU ROM file i
125. ng warning YOU CAN DESTROY YOUR ENGINE WITH THE ECU Neither the manufacturer nor the distributor of this device are responsible for any damage done to your vehicle due to the use of this device Always remember the above when tuning your vehicle If you re conservative when tuning you ll be able to use the ECU to make small incremental improvements to your vehicle s performance and most important of all not destroy your engine in the process It s sometimes said that engines make maximum horsepower just before they blow up To avoid destroying your engine keep in mind that an excessively lean mixture and timing that is too far advanced can lead to detonation Excessive detonation will destroy your engine s internals So be very very careful when reducing fuel flow or advancing timing with the ECU system Page 142 12 1 Tools Required When tuning your car you should have the following tools available 1 The ECU system of course with the ECU Win software running on an in car laptop 2 A boost gauge and possibly the ECU map sensor wired into the system 3 An Exhaust Gas Temperature EGT gauge This allows you to monitor your vehicle s exhaust gas temperature Rapidly increasing EGT values often indicate detonation which you can also monitor with the ECU s knock logging capability 4 A wideband O2 sensor kit These are moderately priced standalone boxes that can display your vehicle s air fuel ratio very
126. nit and slide out the printed circuit board Near the high current white connector is a jumper JP8 Simply remove the shorting block from this jumper and reassemble your head unit 7 14 ROM Editing and Map Tracing The ECU includes an advanced software module that allows the ECU to work cooperatively with the EcuFlash software for the Evolution VIII and IX In this mode of operation the EcuFlash software is used to download and burn ROM files from your stock ECU and the ECU Win software is used to edit the ROM file within the normal ECU environment ROM files are binary copies of the software inside your stock ECU These include many maps of calibration constants that the ECU can modify Additionally the ECU can use datalogged information to trace out the current value of the stock ECU maps so it s easy to see what the best values to edit within the ROM files are 7 14 1 Downloading Your Stock ECU ROM The first step in using the ECU s ROM editing and map tracing is to download the contents of your stock ECU using the EcuFlash tool Save the contents as a bin file Refer to the EcuFlash documentation for the steps involved in downloading this file The contents of your stock ECU is saved to a so called ROM file that you ll be editing and tracing inside the ECU software Note that in rare cases the EcuFlash tool may not be able to retrieve your stock ECU contents when the ECU is connected See the section titled Usi
127. nown lt i Double click a field name or value to change it The Date and Time fields will be auto filled in at run time C Show help pane The Notes configuration dialog allows you to configure which notes get added to new captures by default When you start a new capture the ECU Win software automatically copies the values defined here into the notes view for that capture You can add or delete values from this dialog to configure what notes are used by default If a field named Date and or a field named Time is defined here it s filled in by the ECU Win software when the new capture is started Double click a field name or value to change it and then press ENTER Page 41 7 6 3 Communications Configuration ECU Win Settings Views ee Serial pot i aaa v Communications mane cele Auto File Naming MUT II Logging Custom Logging ECU ROMs ROM Map Tracing Miscellaneous Legacy Settings C Show help pane Illustration 32 The communications configuration dialog The communications configuration dialog sets up what serial port your laptop will use when talking to the ECU head unit Typical values used are COM1 with a laptop that has a real serial port or COMS with a laptop using a USB to serial adapter Click the dropdown arrow to change this value Page 42 7 6 4 Auto File Naming Configuration ECU Win Settings Views Notes Communicati
128. nput 1 C Air Fuel Ratio Knock Sum _ EVO AFRMAP _ EVO Octane _ MUT Il Unused MUT Il Unused _ MUT Il Unused MUT Il Unused MUT Il Unused _ Custom Unused _ Custom Unused _ Custom Unused _ Custom Unused _ TPS Voltage Vehicle Speed Illustration 58 The graphs configuration dialog This dialog shows all of the available signals that the all in one graph view can display For each of the signals a check box lets you turn on or off that graph When a graph is displayed you can configure the scaling and offset for that signal such that it displays correctly within the fixed scale all in one graph view The all in one graph view typically displays values from 0 to 100 on its Y axis You ll want to set the scaling so that a particular signal makes sense when it s displayed in that range on the Y axis For example most analog signals are between 0 and 5 volts For these a scaling of 10 displays 5 volt signals as 50 half way up the graph The offset setting allows negative going signals to be displayed For example the MAS adjustment normally ranges between 50 and 50 percent Scaling this by one and offsetting by 50 puts zero adjustment in the center of the view with deviations from zero going positive or negative away from the center By tweaking the scaling and offset values for all of your signals you can display a lot of information in the all
129. nput 1 can be used as a general purpose 5 volt input or it can be hooked to a EGT adapter which converts the signal from an EGT probe into a 5v signal Select Voltage here if analog input was used as a general purpose input or select the appropriate EGT adapter type if used with an adapter Analog input 2 analog input 2 can be used as a general purpose 5 volt input or it can be hooked to a variety of supported wideband O2 sensor kits Select Voltage here if analog input 2 was used as a general purpose input or select the wideband sensor kit if it was used with a wideband kit The ECU supports the following wideband O2 sensor kits PLX Devices M Series M 200 M 250 M 300 M 400 and M 500 Wideband Oxygen Page 96 Sensor Controllers with or without the M Series gauges FJO Racing Wide Band Oxygen Sensor kits using controller CWC0002 or CWC0001 Innovate Motorsports LM 1 or LC 1 Air Fuel Gauge Tech Edge WB02 Lambda Meters WBo2 version 2A0 and TE WB Wideband Unit v1 5 Zeitronix Zt 2 Wideband Air Fuel Ratio Meter AEM Wideband UEGO Controller and Gauge Type Wideband UEGO Controller Auto Meter Wideband Air and Fuel Ratio Meter NGK Powerdex AFX Air Fuel Monitor 7 10 13 Analog Out ECU Head Unit Settings Fuel Maps Analog Outputs Timing Maps Outputs Gear Based Fuel Timing Boost Wastegate Maps 1 m Boost Spool Maps Analog output 1 2 a uts Analog output 0 Boost Control Settings
130. nto memory and look through the metadata XML files to find one that describes your ROM file Potential problems and their solutions are as follows 1 ECU Win won t be able to load your ROM file and will issue a Error opening ROM file lt filename gt error This usually means that the Current ROM filename specified above is not there 2 ECU Win may not be able to parse one of the metadata XML files This usually indicates that the XML was hand edited incorrectly and is not a valid XML file In general the XML files included in a EcuFlash distribution should always parse correctly but files that you get from other sources may be less well formed ECU Win will display a meaningful error message meaningful at least to someone who understands the XML format of these files in this case Note that after confirming the error ECU Win will continue to parse the other XML files in Page 118 the named directory so this isn t a fatal error but you ll want to get to the bottom of the error nonetheless Fixing the problem usually involves correcting bad XML tags or just deleting the problem file 3 ECU Win may not be able to find a matching XML description of your stock ECU ROM In this case the software will issue a Couldn t locate a matching ROM metadata file for your ROM error One of the metadata XML files is supposed to include an ID value that matches your stock ECU ROM file In this case ECU Win looked through all of the XML fi
131. ntrol Solenoid The ECU can control boost using a GM boost control solenoid This device is installed as follows Purchase the appropriate solenoid This is GM part number 1997152 Also purchase the associated pigtail harness part number 12102747 e The solenoid has three connections Port 1 Silver plug by itself on one end Port 2 Opposite port next to port 3 Port 3 Comes with a small filter on it Electrically both wires are equivalent Connect one to the ECU pin 18 green wire on the high current connector Connect the other wire to a switched 12v connection Use a voltmeter to verify that the 12v connection is switched 12 volts when the vehicle s ignition is on 0 volts when it s off Next use vacuum hoses to connect the solenoid to your turbocharger as follows o Solenoid port 1 the silver one to a source of boost pressure This is usually connected to the nipple on the turbo s compressor cover or to a tap on the upper intercooler pipe Solenoid port 2 to the turbo s wastegate actuator port Zip tie all vacuum hoses very tightly Page 27 5 6 Finishing Up the Hardware Installation When you re all done making the ECU connections you ll have some unused wires in both the low current and high current connectors Tie these wires together with wire ties and wrap them in electrical tape Next secure all of the ECU harness wire bundles by applying wire ties to each bundle In particular be sure to use a
132. numbered as shown in Illustration 1 This view shows the stock ECU as you ll view it facing the connectors in the end of the metal enclosure Ground Black Power 12v Power Red Power OBD Data Black C OBD Enable Violet High Current Turbo Wastegate Solenoid Green High Current Front O2 Sensor Black D Air Temperature Sensor Red D Injector 1 Grey A Knock Sensor Blue B Ignition 1 4 Violet A MAS e me BREBEIE a Heee RRR Bekea EEEE AAA MAS Crank Cam Connections Cam Sensor From Sensor To Stock ECU Coane Senor MAS Orange A Red B Coolant Temperature Sensor Grey C Crank Yellow A Orange B Throttle Position S O D Cam Blue A Red A rottle Position Sensor Orange D Speed Sensor Green A Sensor Ground Brown A Barometric Pressure Sensor Illustration 1 The first generation stock ECU pinout To hook up the ECU head unit you ll be wiring between the stock ECU and one of the two ECU harnesses There are two ECU harnesses one for low current connections this is the main harness containing 34 pins terminated at the black connector on the head unit and one for high current connections terminates at the white connector on the head unit The high current harness also includes the power connections Page 9 Illustration 2 The low left and high right current harnesses The low current harness connector contains 34 positions arranged in groups of ten The gro
133. od solder joint being made Are the wires connected according to the tables 2 If your car won t start or idles very poorly and refuses to rev chances are that either the cam or crank angle sensor signals aren t working Verify that the head unit is using the proper signal type As a last resort remove the ECU head unit from its connectors and manually jumper together the cam and crank sensor signals 3 Ifthe car idles very fast and seems to be running rich the MAS signal is probably not being regenerated Again check the wiring Does the software indicate that the input MAS signal is 0 Hz Ifso the MAS input may be disconnected If not the MAS output may be disconnected As a last resort contact your ECU dealer and see what suggestions they might have The ECU is tested at the factory and should work for your car 6 Software Installation The ECU system contains several pieces of software which need to be installed The ECU Win software which is a graphical Microsoft Windows based display tuning and analysis tool An alternate version of ECU Win which provides stock ECU ROM editing and map tracing for use with the EcuFlash application This is optional To install the software insert the CD ROM supplied with the system into your CD ROM drive Then use the Windows Explorer tool to navigate to the CD ROM and double click the Setup exe program Page 28 m ECU Software Setup Choose Components Choose which Features of
134. ogging a j Custom Logging ECU ROMs ROM Map Tracing Note Miscellaneous Settings on this page only apply when loading ECU data files generated by older versions of the ECU software Analog input 1 Voltage Legacy Settings Make changes to the current settings using the Settings gt ECL Head Unit pages C Show help pane Illustration 43 The legacy settings configuration dialog The legacy settings configuration dialog configures how the ECU Win software should interpret the analog input 1 and 2 values when reading in capture files created with older versions of ECU Win Previous versions of ECU Win don t remember how the analog input 1 and analog input 2 inputs were configured Two dropdowns are available Analog input I analog input 1 can be used as a general purpose 5 volt input or it can be hooked to a EGT adapter which converts the signal from an EGT probe into a 5v signal Select Voltage here if analog input 1 was used as a general purpose input or select 5v EGT Adapter if it was used with an adapter Analog input 2 analog input 2 can be used as a general purpose 5 volt input or it can be hooked to a variety of supported wideband O2 sensors Select Voltage here if analog input 2 was used as a general purpose input or select the wideband sensor kit if it was used with a wideband kit Page 55 7 7 The About Dialog The About dialog accessible from the menu item Help gt About
135. olor 0 Red 12v Power 12 ie Black Ground 13 ey Grey Reserved Y White Reserved WA Violet Reserved EJ Green Boost Control Solenoid Out Table 4 The high current harness connections High current pins 10 and 11 are tap connections Pin 18 is an output that doesn t connect to the stock ECU harness 3 other connections are reserved for future use and will be used in a future software release The rest of the connections are not used Some notes e Some connections on both harnesses are marked reserved These will be used in a future ECU software release Any ECU harness connections that aren t wired up to the stock ECU or another device should be securely bundled together with electrical tape on the end to ensure that these don t accidentally short circuit to a in car ground With the basic ECU installation completed you may want to consider hooking up some of the ECU s Page 17 other optional inputs and outputs See the section Using the Auxiliary ECU Inputs and Outputs on page 18 for more information Then skip to the next section Finishing Up the Hardware Installation on page 28 5 4 4 2006 and Up Evolution IX PnP ECU On the 2006 and up Evolution IX the stock ECU contains three connectors numbered as shown in Illustration 6 This view shows the stock ECU as you ll view it facing the connectors facing the connectors in the end of the metal enclosure 19 flO ft f12 13 P6 27P
136. on Knock With the engine not running use the Zero MAP Sensor Boost button to zero the MAP sensor Analog Inputs Sel eine ie eats Analog Outputs sensor offset voltage MUT IT Logging Gear Calculation Miscellaneous Note if you re using closed loop boost control check your boost maps after changing any MAP sensor settings MAP sensor type Custom v Illustration 87 The MAP sensor dialog The ECU includes a dedicated analog input that is used with a MAP sensor to allow the ECU to log and monitor boost an vacuum levels Wiring a MAP sensor to the ECU is covered in the section Using a MAP Sensor on page 20 The MAP sensor dialog configures the MAP sensor input to match the type of MAP sensor that s installed on your vehicle For typical usage just select your MAP sensor in the MAP sensor type field Five map sensors are currently supported directly Page 94 The GM 3 Bar map sensor The SenSym ASCX30 two bar map sensor The AEM 3 5 bar map sensor The AEM 5 bar map sensor The Freescale MPX4250AP map sensor If you ve installed a unsupported MAP sensor the ECU can still use it with the Custom MAP sensor setting To configure a custom MAP sensor follow these steps l 5 Install the MAP sensor as per the manufacturer s instructions and wire it to the dedicated ECU MAP sensor input Note that the MAP sensor must not under any circumstances generate a voltage of more than 5 volts or le
137. ons Path to save to Auto File Naming C Documents and Settings Tom Collins My Docume MUT II Logging Custom Logging Filename template ECU ROMs ZY Zm d H M S5 ecd ROM Map Tracing Miscellaneous Legend Legacy Settings The following strings are recognized in the template ed Day of the month 01 31 H Hour in 24 hour format 01 23 A Hour in 12 hour format 01 12 Zj Day of the year 001 366 Month 01 12 Minute 01 59 Seconds 01 59 Year without century 01 99 Year with century One up count 1 at start of session One up count incrments to avoid filename conflicts Auto name new capture files when saving C Show help pane Illustration 33 The auto file naming configuration dialog The auto file naming configuration dialog tells the ECU Win software how you d like auto file naming to work When you start a new capture with auto file naming on these settings determine where the capture file is saved to and what its name is Use the Browse button to select a directory to place the captures in and enter a filename template for the filename The template automatically replaces several magic strings in the filename as shown in the legend to name your capture files according to the date of capture or a one up count Page 43 7 6 5 Custom Logging Configuration ECU Win Settings Views Notes Communications Auto File Naming MUT II Lagging Custom Logging ECU ROMs ROM Map Trac
138. oost Control Settings Map Set Switching Injector Scaling Logged value 3 Fuel Trim High MAS Tweaks 1 MAS Tweaks 2 Logged value 4 Note Enrichment MAS Translation Logged value 5 Air Flow Two Step Rev Limit lar Pressure Fail Safe Rev Limit Cae ate g Battery Load Switching Logged value 7 EGR Temperature Knock Fuel Trim Low MAP Sensor Fuel Trim Middle Analog Inputs Fuel Trim High ISC Steps Analog Outputs Injector Pulse Width MUT II Lagging Knock Sum Gear Calculation ie aae i e i ensor Yoltage Miscellaneous BPH Throttle Position Timing dvance EVO AFRMAP EVO 2 Byte Load 0 EVO 2 Byte Load 1 EVO Octane EVO WG Duty Cycle Logged value 0 Knock Sum Logged value 2 Fuel Trim Middle Illustration 90 The MUT II logging dialog In addition to datalogging physical connections to the engine sensors the ECU s native logging capability the ECU can also log various values that are internal to the stock ECU through a protocol called MUT II MUT II is supported on all of the vehicles that the ECU supports and allows logging of a fixed set of internal stock ECU values The ECU can log up to eight MUT II values at the same time that it logs the physical sensors The overall MUT II logging rate is on the order of 50 logged values per second depending on the type of stock ECU s the Evolution ECUs are fastest the first generation DSM ECUs are the slowest and the ECU
139. ost Spool Maps before switching back to spooling A value of 2 PSI usually works well here 7 10 2 Map Set Switching ECU Head Unit Settings Fuel Maps V Timing Maps Conditions Gear Based Fuel Timing Engine speed 4000 Enable Boost Wastegate Maps 4 Boost Spool Maps IRS 45 Enable Boost Control Settings i Mag Set Seleching Vehicle speed C Enable Injector Scaling Boost C Enable MAS Tweaks 1 MAS Tweaks 2 MAS Translation Switch status Off Two Step Rev Limit Fail Safe Rev Limit Activate Secondary Map Set When Load Switching Knock H MAP Sensor Any enabled condition occurs External switch C Enable All enabled conditions occur Analog Inputs Analog Outputs MUT II Logging Gear Calculation Miscellaneous Illustration 78 The map set switching dialog As mentioned in the fuel maps dialog the ECU holds two sets of fuel timing and boost maps a Primary set and a Secondary set The map set switching dialog allows you to configure under what conditions the secondary map set will be used The ECU looks at engine RPM throttle position vehicle speed boost and the value of the external switch 50 times a second to determine when to switch to the alternate maps and you can enable and disable any of these selectors with the Enable checkboxes With the appropriate values enabled you ll need to select what combination of the enabled values are Page 83
140. ost Wastegate Maps Boost Spool Maps Launch rey limit 6100 RPM Boost Control Settings i c Map Set Switching When speed is under 20 MPH Injector Scaling Fuel cut by MAS Tweaks 1 NE MAS Tweaks 2 Anti lag timing retard MAS Translation Boost WG duty cycle Two Step Rev Limit Fail Safe Rev Limit Flat Shift Rev Limiter Load Switching Knock Flat shift mode Disabled MAP Sensor fannn Analog Inputs Analog Outputs Fuel cut by MUT II Logging Gear Calculation s Miscellaneous Boost WG duty cycle Clutch status Released Note the clutch switch input is required to use this feature See manual for clutch switch wiring information Launch Rey Limiter Launch mode Fuel Ignition Cut Flat shift rew limit Anti lag timing retard Illustration 83 The two step rev limit dialog The ECU includes the popular launch control and no lift shifting features The two step rev limit dialog configures these two features Launch control and no lift shifting are two variations of a theme Each is a lower engine rev limit activated under a particular set of circumstances For launch control the rev limit is applied when the vehicle is sitting still No lift shifting applies the lowered rev limit when the vehicle is moving and the clutch is pressed in Launch control allows the driver to have a lower rev limit for drag racing when the car is sitting at the line No lift shifting lo
141. our cruise control isn t working and you suspect or have a trouble code to indicate that your speed sensor is bad By looking here you may find that the stock ECU doesn t ever see a vehicle speed over zero and yet the ECU registers vehicle speed just fine That may indicate that the speed sensor wire is broken between the ECU tap point and the stock ECU Other values displayed here are in addition to what the ECU can display or datalog Some of these are Fuel System Status OBD II mode only the stock ECU can run in one of two modes when controlling fuel to the engine open loop or closed loop In open loop mode used at WOT or high acceleration conditions the stock ECU looks up a fuel flow number in a table and turns on the injectors for a fixed amount of time based on air flow throttle position and the values of the temperature and pressure sensors In closed loop mode the stock ECU hunts for a perfect air fuel ratio by monitoring the front O2 sensor and adjusting fuel flow dynamically When you see your front O2 sensor voltage cycling up to around 1 volt and down to near zero volts that s the stock ECU hunting for a perfect 14 7 1 air fuel ratio by alternately running slightly rich front O2 voltage around 1 volt and then slightly lean front O2 voltage near zero volts With this display you can be sure what mode the stock ECU is using The display will show one of four values Page 110 Open Loop Normal either th
142. output can then be connected to the stock ECU air temperature input Pin 8 on the first generation DSM ECU pin 72 on the second generation DSM and EVO VII ECUs and pin 62 on the EVO IX ECU Analog output 2 can generate a simulated front O2 sensor signal based on the input voltage from a wideband O2 kit In this mode the ECU continuously samples the input voltage on the wideband O2 input analog input 2 and converts that voltage to the voltage that a narrowband O2 would generate for the same air fuel ratio To enable this function simply check the box labeled Generate simulated narrowband O2 output and set the AFR switching point as desired The AFR switching point determines the center or pivot air fuel ratio of this function Narrowband O2 sensors pivot at a 14 7 air fuel ratio which cause the stock ECU to nominally run at this ratio at idle or low load cruising By setting this value slightly higher say 14 9 AFR your vehicle will cruise at a slightly leaner air fuel ratio potentially saving gas Note that if no wideband O2 sensor kit has been selected on the analog inputs dialog the simulated narrowband output will be disabled More about this special function is available in the section Using the Simulated Front O2 Sensor Output on page 23 Page 98 7 10 14 MUT II Logging ECU Head Unit Settings Fuel Maps MUT II Logging Timing Maps Gear Based Fuel Timing Boost Wastegate Maps Boost Spool Maps Logged value 1 Fuel Trim Low B
143. ox a DSP microprocessor and an AVR microprocessor This displays the version of the DSP firmware running in the ECU head unit Use this when submitting bug reports Page 105 AVR firmware version this is the version of the AVR microprocessor firmware e Serial number this displays the serial number of your ECU head unit Force MAS into bypass mode This is a debugging option that forces the ECU to track your MAS sensor signal with no changes This effectively causes your car s MAS sensor signal to pass transparently through the ECU head unit e Force cam crank into bypass mode Similar to the MAS Bypass option this forces your car s cam and crank sensor signals to pass transparently through the ECU head unit Note that neither the MAS Bypass nor the Cam Crank Bypass check boxes are remembered by the ECU head unit these are both switched off when the head unit is powered down and have to be re enabled each time you start your car 7 11 Saving and Loading Head Unit Settings The ECU can hold one complete set of the head unit settings Sometimes it s desirable to maintain multiple sets of head unit settings for example a set for pump gas a set for race gas and a set for nitrous To enable this the ECU Win software can load and save a set of head unit settings to a file on your laptop s hard disk On any of the head unit dialogs there are two buttons Import and Save As Use the Import button
144. performance They are the Drag Race Analysis and the Dyno Analysis 7 9 1 Drag Race Analysis You can access the drag race analysis from the graph view context menu as Analyze gt As a Drag Race What this analysis tool does is to treat your capture as though it was a run down a mile dragstrip and calculates the elapsed time vehicle MPH and distance 25 times a second Additionally it ll display typical drag race statistics like 60 time and 1 4 mile trap speed To use this tool select Analyze gt As a Drag Race from the graph view context menu You ll see a dialog like Illustration 66 Page 69 Drag Race Analysis Run4 20071012 181412 Input Distance vs Time Approx run start time 0 Sees Fun4 20071012 181412 14 44 secs at 102 7 MPH F FRun6 20071012 191117 14 16 secs at 104 2 MPH Calculate i i Results 60 280 secs 323 MPH 330 6 secs 64 MPH 660 9 secs 826 MPH 990 12 12 secs 93 0 MPH 1320 14 44 secs 101 8 MPH 400 600 800 1000 1200 1400 1600 gt Illustration 64 The drag race analysis view With the dialog visible enter in the approximate start time of the drag race and click the Calculate button The ECU Win software will try to find a spot past the start time in which the car was over 60 MPH so the starting time doesn t have to be very accurate at all and then search backwards to find the time when the car was stopped It ll treat the stopped
145. pute the engine s crank horsepower from the measured wheel horsepower If you d like to plot wheel horsepower put zero in this field The Smoothing parameter smooths the engine RPM before doing the dyno calculation Larger numbers give smoother plots Generally values in the 8 20 range work best When the mouse is hovered over a point on the dyno graph a tooltip is shown with the current HP torque and air fuel ratio Additionally the cursor tracks back to the main ECU Win Page 73 views such that the cursor on say the RPM view corresponds to the time that your car was making the HP indicated on the dyno analysis The software plots HP torque and air fuel ratio on the graph 10 1 AFR is shown as 20 on the graph and 11 1 is shown as 40 This was done to increase resolution If you hover over a given point in the graph the correct air fuel ratio is shown The ECU Win software will remember your dyno analysis parameters from one session to the next so it makes sense to put in the correct values for tire size and weight When testing the effects of a performance modification like a new air filter or a change in the fuel maps it s important to do your dyno runs in similar weather and always use the same launch point on the road You can overlay two or more captures and then do a dyno analysis as shown in Illustration 67 The dyno analysis will show you the dyno results from each of the captures all ov
146. r at higher RPMs Make at most a 2 change per run and always start your pulls at the same RPMs at the exact same spot on the road You may end up with settings like Illustration 126 below Page 137 10 11 ECU Win 08 VarDuty Spool1 2PSI ecd File View Settings OBD Window Help ee nei H AN FERB AEE PPyPwwy Boost Maps 08 Var Engine RPM 08 VarDuty Spool1 2PSI DAR 4608 4672 4736 4800 4864 v a Wastegate Duty Cycle 08 VarDuty7 Sp DMF tozzo P ann a B a wo 46 08 46 72 4736 48 00 48 64 Mi i ag er 46 08 46 72 4736 46 00 4664 v Gear 2nd Clutch released a Illustration 126 Near final 20 PSI boost wastegate maps Note how the wastegate duty cycle increases with RPM to maintain the target 20 PSI boost level With 2 gear taken care of copy the 2 gear cells in the Boost wastegate maps to the 3 gear column Select the entire 2 gear column by clicking on the 2 gear column header right click and select Copy Then select the 3 gear column right click and select Paste Make some more pulls in 3 and tweak the 3 gear column as needed Repeat this procedure for the other applicable gears At this point bring up the Boost control settings dialog and change the Enable WG above TPS setting back to 2 volts The ECU uses this value as a minimum throttle position value Below this TPS level the ECU doesn t energize the boo
147. ream of data from the head unit Whenever the head unit is turned on it transmits this stream of data If the ECU Win software never sees the stream of data it ll never connect There are several things you ll want to check l Is the ECU hooked up to the serial port You ll use the straight through DB 9 serial port to connect to your laptop Double check the connections ensuring that the serial cable is secure and tightened down on both the ECU head unit and laptop end Are you connected to the serial port on your laptop On a laptop serial ports are male DB 9 connectors Does Windows recognize your serial port and is it ok Bring up the Windows Device Manager usually under My Computer gt Properties gt Hardware gt Device Manager You should have a Ports entry for your serial port and if you display its properties Windows should say this device is working properly Make sure the ECU Win software is using the correct serial port 5 Make sure there are no hardware conflicts Sometimes Windows will detect a serial mouse when none exists Manually disable these in the device manager Page 144 6 Your car s ignition must be in the on not accessory position to power up the ECU head unit As a last resort you can use the SerTestW application to see if a ECU head unit seems to be connected to some serial port This utility is covered in the section The Serial Port Tester SerTestW on page 125
148. rmat Display range Formula Help Gear 9 chars max 5 chars max Gear Of ooo te 6 00 Use add subtract multiply and divide as well as parenthesis Enter numbers as decimal or hex 0x12 You can include the following case sensitive replaceable values MASFreqln Timing MUTO MUT Gear MASFreqQut MapSet AirT emp InjPwe Sparel Knock GearHold MASAd RPM Timing4dj Front02 CoolantTemp TPS InjDuty Speed Sparel Spare2 GmAiTemp0 Gm irTempi Clutch WaDuty Illustration 93 Gear custom log entry Custom Log Entry Entry Long name Short name Units Evaluation formula Display format Display range Formula Help RPM Speed RPM Speed 9 chars max 5 chars max RPM Speed 1F 0 00 te 500 00 Use add subtract multiply and divide as well as parenthesis Enter numbers as decimal or hex 0x12 You can include the following case sensitive replaceable values MASFreqln MUTO MUT Gear MASFreqQut MapSet AirT emp Inja g Sparel Knock GearHold MASAd RPM Timing4dj Front02 CoolantTemp TPS InjDuty Speed Sparel Spare2 GmAiTemp0 Gm irTempi Clutch WgDuty Illustration 94 RPM Speed custom log entry 2 Next do a capture with these values configured Drive around in all of your vehicle s gears and try to stay in each gear across a wide range of RPMs say 2000 5000 RP
149. round robins between values That means that if the overall rate is 50 values per second and you log four different stock ECU values each value will be change 12 5 times per second For this reason it s not recommended that you log more than 3 or 4 MUT II values at the same time The MUT II values that can be logged are as follows Accel Enrichment the additional fuel percentage that the stock ECU applies when accelerating A percentage Air Flow the measured MAS frequency as seen by the stock ECU in Hz Similar to the Page 99 ECU s native logging of MAS output frequency but not as accurate Note that this is limited to 1603 Hz by the stock ECU Air Volume a calculated air flow number based on MAS frequency temperature and barometric pressure Barometric Pressure the barometric pressure of the input air as a number of bar 1 bar is 14 7 PSI Battery the measured battery voltage in volts EGR Temperature the exhaust gas recirculation temperature Fuel Trim Low Middle and High a calculation of how much the stock ECU has to adjust its fuel tables away from the factory defaults to achieve the optimum 14 7 air fuel ratio at cruising These are 100 when no adjustment is necessary Three trims are available here representing the short medium and long term trims respectively ISC Steps the number of steps of the idle speed control servo The ISC is a mechanism that passes air around the thrott
150. s pE mE 2829 0 31263 Illustration 6 The Evolution IX stock ECU pinout To install the plug n play PnP version of the ECU simply unplug the stock connectors from the stock ECU and plug them into the mating connector on the ECU wiring harness The ECU wiring harness contains a similar set of connectors plug these into the stock ECU Each of the connectors are different sizes and keyed for orientation it s not possible to mix them up Note any ECU harness connections that aren t wired up to the stock ECU or another device should be securely bundled together with electrical tape on the end to ensure that these don t accidentally short circuit to a in car ground With the basic ECU installation completed you may want to consider hooking up some of the ECU s other optional inputs and outputs See the section Using the Auxiliary ECU Inputs and Outputs on page 18 for more information Then skip to the next section Finishing Up the Hardware Installation on page 28 5 5 Using the Auxiliary ECU Inputs and Outputs The ECU contains a number of additional inputs and outputs that add value to a standard installation Included are a simulated rear O2 sensor output and several analog inputs and outputs These are covered below 5 5 1 The Simulated Rear O2 Sensor Output Note This section is not applicable to 1990 1994 DSMs as those vehicles only include a front O2 sensor The 1995 and up Talon Eclipse and Evolution VIII
151. s low current harness Then locate pin 4 on the stock 1990 1994 Laser Talon or Eclipse ECU see Illustration 1 pin 76 on the stock 1995 and up Talon Eclipse or Evolution VIII ECU see Illustration 4 or pin 71 on the Evolution IX ECU see Illustration 6 It should be tapped with a black wire to the ECU head unit s front O2 sensor input Cut the stock ECU wire between the stock ECU s male connector and where it splices into the black wire and solder in the simulated front O2 signal to the wire containing the splice This feeds the ECU s simulated front O2 sensor output to the stock ECU Note in the previous paragraph if you ve purchased a PnP ECU the connection should be made in the ECU s PnP harness not in the stock ECU wiring Page 23 To Stock ECU Pin 4 1G DSM zoom eos See Pin 76 2G DSM EVO VID Pin 4 1G DSM Sea eae Pin 76 2G DSM EVO VID hee Pin71 EVO ii To ECU Head Unit Pin 32 Black Group D Standard Configuration From Rear O2 Sensor ToStock ECU Pin 4 1G DSM Pin 4 1G DSM Pin 76 2G DSM EVO VID Pin 76 2G DSM EVO VIID Pin71 EVOIX Pin71 EVOIX From ECU Head Urit To ECU Head Unit Pin 18 Violet Group B Pin 32 Black Group D Simulated Front O2 Configuration With the simulated front O2 sensor output connected up you ll need to configure the ECU s analog output 2 to generate the simulated signal See the section Analog Outputs on page 97 for more information Note that if you actually remov
152. s extremely hard on the turbo and the engine however and is not recommended Launch and Flat shift rev limit the RPM at which the feature engages RPMs between 2500 and 7500 may be entered here Selecting a launch RPM is a bit of an art set the launch RPM too low and the engine will bog Set the launch RPM too high and transmissions clutches and other drivetrain parts may suffer Launch speed the vehicle speed below which launch control is active You can enter a speed between 10 and 40 MPH here In general you should set this to a low speed so that the launch rev limit will then disengage shortly after launch Fuel cut percentage how much fuel is cut when in one of the fuel cut modes 0 to 80 fuel cut can be entered here Generally the higher end of the scale is most useful Anti lag timing retard how much timing is advanced when using an anti lag mode You can enter between 0 and 15 here Using timing retard is not recommended See the discussion about about anti lag Launch and Flat shift boost WG duty cycle the boost wastegate duty cycle to use when launch and flat shift are enabled Both launch control and no lift shifting are configured similarly You select a mode and then fill in the other fields to configure that mode Fields that aren t relevant to a given mode will be grayed out and thus unavailable In addition to the above fields this screen also includes a near real time display of your cl
153. s moved inside of a capture file See Illustration 113 for an example Page 124 ECU Win 191556 Run8 13 190 ecd SEE File View Settings OBD Window Help E E APA p a S Al Engine Monitor 191556 Run8 13 HOS Engine RPM 191556 Run8 13 190 D X Timing deg 191556 Run8 13 190 Ee 8000 RPM Engine Load Boost 19 1 PS WG Duty Cyc 6000 Fuel Adj Timing Adj Inj PW 151 ms Inj Duty Cyc 4000 Throttle Pos 5 00 volts o MAS In 1470 Hz MAS Out Hz Timing deg Knock volts 02 Front 0 02 Rear volts AirTemp 86 Analog 0 volts 2000 0 0 zij Coolant Analog 1 volts Speed AFR al Knek Sum Octane hhh B Notes 191556 Run8 1 3999 Name Value Date Fri 10 Oct 2008 Time 07 15 54 PM i Temperature Unknown j4 365 56 367 04 368 52 370 00 i 365 56 367 04 368 52 370 00 lt ill gt Gear Unknown Clutch released Illustration 113 ROM map tracing in action 8 Software Utilities The ECU software suite includes a command line utility for debugging serial port problems This utility is described in this section Note to International customers the ECU software installs by default to the directory ProgramFiles EcuPlus This is C Program Files EcuPlus in the English version of Microsoft Windows but may be different in other languages All of the directory names
154. sacceaccesaccnsesseansesneess 28 5 7 Troubleshooting the Hardware Installation c ccc eecccscceeseeeneeeseeceeeeeseeeseeeeeeeeeeeeeeseeeeeneaaees 28 Or SOT Wate Installationen aoc nett aa eta hae a ohh ate ace a elt Atl Mine teh ets 28 T Usinge the EC Uae Wil SoftWare uean anccteelccnsadiaadnte stnens a a Ea SA O Saas 31 WP cd MTNA CUSED PE AEA A A E E A OEN EAT 31 7 2 Starting the ECU Win SOM Ware ser siosioina i aeia a aea aiee eias 31 T3 A G id d To r ot the Software ineine a AE A A E E a a eds 32 ES Th Menu Bar oscevecuatanncateivonatieuctenoas ER A A un EE a tn aa ead 32 gae EAA DTA STEA GIN E A E E E T A E E Bk oO 33 Me DW Ebe View Menino ar tare ata i E E R R GR 34 Tal The Window Ment ieden eaan Sonaessssadeaabs eneee eaa EATE AEA TAAT EAEE ESAE ONEEC EAS eiaa 35 TAR E NAAS aTe C2 a E E A E AA E EE E RN ST 35 To LS The OBD MEDU nriran e aen E EE EE EE REEE AE ESRD 36 PING The Help Menu mna Te Une E SRE RARER ean A aE AOA ERS or REAR PO OP RRA RET APN 36 WB 2 LACT COLDS se eneeier town eaaa re AA A a a Laaa o aa ei s aeaeaie 36 F33 Nhe Status Batrenerii ana a E RA ree ers E A E 37 ToA Ehe Display ATCA cosescsiad varevcerooeasebhcaceenarviesianivsnw est E a E aa A S 37 T A Cteating a New CAD LUE sonerien ee E Peg alate ash E a a a E 38 7 5 Opening an Existing Capture File ssessesssossessesssossesseossesseeseossessroserssrsseosorsseeessreossseeossreessseresso 39 7 6 Configuring the ECU Win Software
155. sesseseesesessessessesresrtsseesressesstesresstsstesresseessseresseressseresse 40 TEA Le View Configuration seeen anaes ee aaaea E rE AAAS aaa Tea AAAA PaE EAE AE Taaa 40 PE OREB TAUTEA ATOI a PAA A E E E A A E E E EE 41 7 6 3 Communications Configuration sssseesssssesssesseeseesresstesrtsrtsstesetsstesteseessessesrtestesresseesessee 42 7 6 4 Auto File Naming Configuration seeseeeeseseessesseesreeseesresereseesrtsstesresetssresressesseessrssseresssee 43 7 6 5 Custom Logging Configuration s sseseeseseseessessresressessesresstesresersstesressrestessrresssressseeesssre 44 7 6 6 MUT II Logging Omt Oration siici i acecwiiedccucsstasvarw sadsedetg aie codec cas phtarcasea Goda aterm ncaaheaeues 47 hoe ECU ROMs Conte ratl Of seie ei e sly ccd Misa sade E lend ee EA E 50 7 6 8 ROM Map Tracing Contig utation 55 cersspsicccecaussdeansavectvniiasdeavahisaestiedeaceiveccaead nerd eacvenonees 51 7 6 9 Miscellaneous Contig WrAatiOn i e cesa2 cesses desdesdea ce oeae co oqe en dh cqudeavoedaoesae deuien coy ge veal candeavebdedseneats 53 7 6 10 Legacy Settings COnM Curation 42 52 esnsssnssspsesesnspanredentoane cunigsbacd ten vesacnsyontesaatheantdyadseanenedbersdeiee 55 7 1 The About IA Os Ba ee A ct iie ei oe ea eee te ka aid cata i se ie tee estan 56 TS The VAC WS es aee transen sind a p chute taht otaw vey dues tay ace ited eck ob awe ay osha ea ETE pane Nd dace ey Dana APE EEE 56 7 8 1 The Engine Monitor VIS W esta cssccsa su gon de
156. settings as is increase all of the cells in the Boost wastegate maps to 20 and make another high throttle short 2 gear pull while datalogging This should make little to no difference in your boost level 8 Again increase all of the cells in the Boost wastegate maps to a larger value say 40 Make another pull and datalog that Continue increasing the values and making more pulls Eventually your boost level will begin to increase with higher wastegate duty cycles Below is the result of 60 duty cycle on a stock turbo d Evolution VIII in three gears Page 136 ECU Win 02 OL 60Pct Boost ecd File View Settings OBD Window Help eo unun kl Bee BI p pp wp Engine RPM 02 OL 60Pc HAR Boost PSI 02 OL 60Pct DOR 8000 r r r m r r s000 A Pee 0l A A000 4 bo 22 10 0 a ee eee aera eres eee 5 0 0 0 io 60 00 62 00 6400 66 00 lt l Z TPS Voltage 02 0L 60P MOF P 00 60 00 6200 6400 66 00 00 60 00 62 00 64 00 66 00 Engine M MOSA Z Wastegat ME Illustration 125 60 duty cycle boost control Ist 3rd Eventually you ll start to reach your target 2 gear boost level You may find that your boost levels fall off some at higher RPMs due to inefficiencies in your turbocharger To correct this make more pulls in 2 but very slightly adjust the Boost wastegate duty cycle cells highe
157. show TPS as a percentage Spare 0 1 2 The voltage on the spare inputs 0 5 Spare 1 and Page 45 String Interpreted As Spare 2 can also be used as inputs for EGT or wideband O2 kits but the custom value for these is always the raw voltage MUTO through MUT7 These are the raw MUT II byte value 0 255 as read from the stock ECU MASFreqIn The frequency of the MAS input waveform When the ECU is converting the waveform of a GM MAF which reads very high frequencies this will be the post translation frequency Clutch 0 when the clutch is release 1 when the clutch is pressed in This can only be logged through the custom logging facility Gear The ECU s calculated gear number 1 6 If the ECU s calculation can t figure out what gear the car is in bad gear ratios vehicle stopped or at very low speeds or if the clutch is pressed in this value will be 0 This can only be logged through the custom logging facility GearHold As above 1 6 but holds the previous gear instead of changing to 0 during unusual time This value never goes to zero This can only be logged through the custom logging facility Boost The voltage on the MAP sensor input 0 5 rather than the boost level in PSI or bar AirTemp and CoolantTemp The air and coolant temperatures in degrees F If the International version of the software is installed these hold the temperature in degrees
158. ss than ground doing so may damage your ECU head unit Obtain information from the manufacturer of the MAP sensor as to what it s boost to voltage curve is The ECU supports MAP sensors with a linear boost to voltage curve Select Custom as the MAP sensor type in the MAP sensor dialog The Low boost and High boost fields will become active Enter values in the low and high boost and voltage fields corresponding to your MAP sensor The low and high boost fields represent the range of boost values that the ECU will interpret so it s best to enter values from the limits of the manufacturer s curve Typically MAP sensors will output 0 volts for some boost level and 5 volts for some other boost level When entering values use negative boost numbers to represent vacuum Click Ok or Apply With the custom values used here your MAP sensor should read out 0 PSI of boost when the engine is not running The MAP sensor dialog includes a display of the current boost level in the Actual Boost fields Use the Zero Boost button to correct for any voltage offsets that your MAP sensor has The Zero Boost button updates the low and high boost numbers to set the current MAP sensor boost value to zero Note that the Custom MAP sensor setting can also be used to improve the calibration of a supported MAP sensor Ifa supported MAP sensor s reading doesn t match that of an analog boost gauge do the following 1 Make a note of the low and high volta
159. st control solenoid at all driving it at 0 duty cycle for minimum not zero boost Above this value normal boost control operation is activated Switching this back to 2 volts saves wear and tear on the boost control solenoid and is highly recommended Page 138 12 The ECU is now controlling your boost level and it s easy to raise or lower your boost levels by manipulating the Boost wastegate maps table The only downside to the way boost is being controlled now is that boost spool up the time when the turbocharger is spooling upward towards your target boost level is not as fast as it would be with a manual boost controller To fix that you ll need to modify your Boost spool maps The Boost spool maps are a second boost control table that allows the ECU to spool your turbo as quickly as possible while keeping boost spikes overshoots of the target boost level to a minimum Note that it s not 100 possible to control boost spikes and doing so limits how fast the turbo will spool The ECU s boost spool maps allow you to make that trade off between fast spool time and boost spikes To begin setting up the boost spool maps open that Head Unit Settings dialog and set all of the cells to a pressure value of 6 PSI below your target boost level in 2 gear Make a 2 gear pull starting at 2500 RPM 13 Bring up your 2 gear pull in the ECU Win software You should see something like this ECU Win 10 VarDuty Spool1 2PSI 2ndW
160. t Overlaid Plots Analyze Tools Illustration 49 The graph view context menu The context menu has several items The first three items apply to the current graph only while the remaining options apply to the ECU Win software The menu items are as follows 7 8 5 3 1 Zoom X Axis and Zoom Y Axis Zoom amp Axis In FS Zoom Axis gt Out Shift F8 ec trz Full Size Ctrl F8 Specific Size ee Next WOT Region Ctri T Views ECU Maps Window List Overlaid Plots gt Analyze gt Tools gt Illustration 50 The zoom X axis sub menu Use these zoom X and Y axis menu items to zoom the X or Y axis of the graphs Any X axis changes Page 60 apply to all graphs while any Y axis changes apply to the current graph only You can zoom each axis in out or to full size or you can set the X and Y axis values to a specific size The X axis has an additional option Next WOT Region which will zoom the X axis around the next WOT wide open throttle region past the cursor The Y axis zoom also has an additional option Fit Visible which will scale the Y axis to match the visible data in that graph 7 8 5 3 2 Undo Last Zoom This un zooms the last zoom The five most recent zooms are remembered and can be un done 7 8 5 3 3 Auto Scroll When capturing new data this option is enabled With the option checked new data will cause all of the graph views to scroll rightward If you un check the option
161. t ECU Win Note that the toolbar can be toggled on and off with the View gt Toolbar menu item If you never use the toolbar you may want to turn it off to save screen real estate 7 3 3 The Status Bar cear Unknown Clutch released CAP NUM Illustration 25 The status bar The status bar see Illustration 25 is used to display the settings of the keyboard caps lock CAP num lock NUM and scroll lock SCRL keys as well as longer descriptions of menu items Additionally if a capture is open the status line will display some details about the currently highlighted data point like the clutch position and the gear The status line can be turned off with the View gt Status Bar menu item 7 3 4 The Display Area Page 37 ECU Win EER File View Settings OBD Help e na s A A FARR R SPPPIAl Ready C nor Illustration 26 The display area The display area makes up the bulk of the ECU Win s screen space Inside the display area the software will display views of a live or captured data file A view is just a sub window in which data is displayed Views will either be text boxes containing data values numerically or graphs showing data in graph form More information on views is available in section Setting Up Views on page 65 7 4 Creating a New Capture E ECU Win File Yiew Settings OBD Help New Capture CAN Open Existing Capture Ctrl O Print Setup
162. t RPM and that the 2500 RPM capture doesn t have a significant boost spike Add a tilt to your 2 gear boost spool maps Before making the change all of the cells were at 12 PSI The tilt reduces the spool boost level starting at 3500 RPM and reduces the Page 141 values further as you go progressively higher in the table Below is a sample wom ra ant oe anh 2000 Bray Illustration 129 Adding a tilt to the boost spool maps for 2nd gear This change causes the Boost wastegate maps to kick in sooner at lower boost levels when the boost is spooling starting at higher RPMs This will reduce the boost spikes when spooling from a higher RPM Add more tilt to control spikes more aggressively Alternately if you d like even faster spool increase the pressure levels in this table to allow faster spool with a higher spike Be very careful when increasing the boost levels though and always keep the Boost wastegate maps at least 4 5 PSI below your target boost levels in each gear Once your ECU boost control is set up it should provide very high quality control of your vehicle s boost level After changing boost levels always go back and re tune your vehicle s air fuel ratio and timing settings as changing boost levels can have a severe impact on your tune 12 Tuning Your Engine With the ECU This section provides some general information on tuning your car with the ECU Before starting please read and heed the followi
163. t Spool Maps Output cam sensor type 1995 1996DSMs wv oo DSP firmware version 2 15 betal Injector Scaling AVA firmware version 1 11 hee sate Serial number 02001 MAS Translation Two Step Rey Limit Fail Safe Rev Limit Load Switching Knock MAP Sensor Analog Inputs Analog Outputs MUT IT Logging Gear Calculation Miscellaneous Input cam sensor type 1995 1996 DS5SMs v Debug C Force MAS into bypass mode C Force cam crank into bypass mode Illustration 96 The miscellaneous settings dialog The miscellaneous settings dialog lets you configure some random values in the ECU head unit These are Input cam sensor type this sets the type of cam sensor used on your car Click the dropdown button next to the type to set a new value Output cam sensor type this sets the type of cam sensor that the ECU head unit should generate As with the Input cam sensor type click the dropdown arrow to set a new value Both the input and output cam sensor types should generally match your car this setting is intended for those people using a different cam sensor than stock on their car This is most useful for 2G DSM cars with a 6 bolt motor configuration that has a 1G cam sensor For that setup configure the input cam sensor for 1990 1994 DSMs and the output cam sensor to match your stock ECU DSP firmware version the ECU includes two microprocessors inside the silver b
164. t to a laptop PC for data display logging and analysis The ECU Win software requires a Intel AMD or compatible PC running Windows 98 98SE ME 2000 XP or Vista At the time of this writing Windows 7 is not yet released but should work fine as it s almost identical to Vista Report any Windows 7 issues to support ecuplus com A Pentium II 366 Mhz or faster CPU is recommended Ifthe PC is a laptop it can be used directly with the ECU head unit via a serial connection be that a true serial port or a pseudo serial port like a USB to serial adapter 4 Packing List When you purchased the ECU you should have received the following items ECU head unit this is the silver and black box When shipped in the plug n play PnP version the head unit is pre wired into a adapter harness A software CD ROM containing the ECU Windows software as well as this manual and other documentation Two wiring harnesses for connection to the car one for high current I O and one for low current I O For the plug n play PnP version of the ECU these will be pre wired into a PnP harness Wire ties A 9 pin straight through serial cable Male to female This is used to interface between the ECU head unit and the laptop A null modem adapter female to female This will adapt a Palm organizer to the serial cable when a future release of the ECU Palm software becomes available 5 Head Unit Hardware Installation The ECU
165. the adapter and EGT probe according to the manufacturers instructions EGT probes typically are screwed into the exhaust manifold Next connect the analog output wire from the adapter to the analog input 1 pin of the ECU head unit This is pin 23 red group C on the ECU wiring harness Finally configure the ECU Win software to display actual EGT temperature from analog input 1 rather than the default voltage The ECU is pre configured to work with either of these adapters to display actual exhaust temperatures 5 5 1 Using the Simulated Front O2 Sensor Output In addition to the simulated rear O2 sensor output described in the section The Simulated Rear O2 Sensor Output on page 18 the ECU can also generate a simulated front O2 sensor signal The front O2 sensor on all of the supported vehicles is the stock ECU s primary feedback mechanism when running at idle and low load situations Without a valid front O2 sensor signal the vehicle will run poorly and generate multiple check engine codes The purpose of the simulated front O2 sensor feature of the ECU is to allow customers with a supported wideband O2 sensor kit to install their wideband O2 sensor in the downpipe in the bung normally used by the stock front O2 sensor This configuration saves money in that no extra drilling or welding is required to install the wideband O2 sensor To connect the simulated front O2 signal locate pin 18 violet Group B see Table 3 on the ECU
166. the graph will not scroll with new data Compare this option to the pause icon pause throws away new data while keeping the graph stationary while Auto Scroll keeps the graph stationary while continuing to acquire new data 7 8 5 3 4 ECU Maps This menu item is described in the section ROM Editing and Map Tracing on page 117 7 8 5 3 5 Views and Window List These menu items will be described in the section Setting Up Views on page 65 7 8 5 3 6 Overlaid Plots These menu items will be discussed in the section Overlaying Multiple Capture Files on page 66 7 8 5 3 7 Analyze These menu items will be described in the section Analysis Tools on page 69 7 8 5 3 8 Tools Zoom X Axis Zoom Axis Undo Last Zoom Views ECU Maps Window List Overlaid Plots gt Analyze gt Smoothing Highlight Traced ECU Map Cells Illustration 51 The tools menu The tools sub menu contains items for manipulating the displayed data Page 61 Trim File Data Use this when you have a long capture with only a short interesting section To extract just the interesting region use this option A dialog will let you trim the data to just the currently visible region or to any region that you specify After trimming you can save your trimmed data to a new ecd file if desired Trim File Data Select Region Currently visible region Specify region Start 10 End Illustration 52 The tr
167. tion 68 The head unit configuration menu items A typical head unit settings dialog is shown below Page 74 ECU Head Unit Settings Fuel Maps Timing Maps Gear Based Fuel Timing Boost Wastegate Maps Boost Spool Maps Boost Control Settings Map Set Switching Injector Scaling MAS Tweaks 1 MAS Tweaks 2 MAS Translation Two Step Rev Limit Fail Safe Rev Limit Load Switching Knock MAP Sensor Analog Inputs Analog Outputs Analog Outpu ts Outputs Analog output 0 volts Analog output 1 volts Analog output 2 volts Analog output 3 volts Wideband to N arrowband Conversion Generate simulated narrowband 02 AFR switching point 1 al Note use 14 7 1 AFR as the switching point for normal operation or slightly larger values to run leaner This feature uses the wideband 02 sensor type that is configured on analog input 2 Analog Outputs The ECU has the ability to generate arbitrary analog voltages on four dedicated analog outputs This dialog configures what analog voltages you d like to see on the four outputs For each ofthe four outputs enter a voltage between 0 and 5 volts here This feature is primarily designed for use with the ECU s MAS translation feature but may be useful to generate other signals as well Analog output O includes a special function It can translate the voltage from a GM air temperature sensor to the equivalent voltage generated by the stock air intake te
168. tion VII non PnP ECU cc ececeeeesseeeeeneeees 13 5 4 4 2006 and Up Evolution IX PnP ECU s sssesssssesssseeseeseseseseessseseseessresressessresssreessseesssene 18 5 5 Using the Auxiliary ECU Inputs and Outputs cc ccccccsseesseceseeeseeceseeeeseceseeeseeceaeesseeeeenenaees 18 5 5 1 The Simulated Rear O2 Sensor Out pultec i secagcssses dei guedsiacsunesscesaanacasecodve ooh posaueds stacsvagetaedbeaes 18 5 52 A alog PUES yes toa was sateen sits Sad snag E E E occa vues ansgvanseeeaqudacsdeetie uekvea ET ERES 19 5 5 3 GM Air Intake Temperature Sensor Inputs s cctsoseisciveavasiasuseudescosienleaonstetadnatacanedeavsgncesvecbeedss 19 5 3 A Amialoo OU puis iiaii iera e E a E E a A Ua aa EEE ERE EE E A ANER 20 359 9 Usg a MAP Sensor neran a a a a a a aa aa aiae a aaa N 20 525 0 Using a Wideband O2 Sensor Kitsmcrcuc amanaia k ae E a a a 21 5 5 7 Using a EGT Sensor and Adapter sesssesseossessessroseessesseoserssesseessrssessessesseesrosseeseesssseesseee 23 5 5 1 Using the Simulated Front O2 Sensor Outputs cc sscicececcrsnsosscseoscuuasnasscieancrceraienviends 23 5 52 The Cl teh SWwiteh Inp t eesin coeeehuencnbiuhe dauevens a 24 5 5 3 The External Switch TIAp t neis eresian e e E a a tates 26 5 5 4 Connecting a Boost Control Soleo s jas vnc sciscocdeiecvesstdaasvecas cocdvcsauaicondsauaderavstessccewanietiva cies 27 5 6 Finishing Up the Hardware Installation ccscsssscsscccsecesssssecsssccsaccesscs
169. to import a set of head unit settings or the Save As button to save your settings to disk In each case you ll be prompted for a filename to import from or save to and when importing you ll have the option of only importing a portion of the saved data Page 106 ECU Head Unit Settings Fuel Maps Injector Scaling Timing Maps Gear Based Fuel Timing A ay Boost Wastegate Maps Stock injector size cc min Boost Spool Maps Current injector size 550 iv cc min Boost Control Settings Map 5 r _ A Inject Import Values From File x Ses if they aren t Filename My EVO8 Tuning 646k RPM Launch Rev Limit ecd Import fuel maps C Import timing maps C Import boost maps Import other parameters Look in Tuning 6 O amp w 6k RPM Launch Rev Limit ecd w 20081007 234005 ecd My Recent _ 20081007 234651 ecd Documents 20081007 235929 ecd 20081008 001037 ecd ec 20081008 004309 ecd Desktop _ 20081008 005810 ecd My Documents My Computer File name hee My Network Files of type ECU Map and Data Files ema ecd vv Cancel Illustration 97 Importing settings from disk By default saved head unit settings files have the ema file extension though you can also load the values used in a previous capture by specifying a ecd capture file here The ECU Win software remembers the settings used in a previous capture and you can import settings from that type of f
170. top the connections are as follows Upper right pin to a 5v voltage source red wire Upper left pin to ground black wire Bottom pin is the sensor output green wire The Freescale sensor has six electrical pins Pin 1 is notched and pins are numbered 1 6 from left to right Make the electrical connections as follows Pin 1 is the sensor output Pin 2 to ground Pin 3 to a 5v voltage source Be very careful when installing a MAP sensor Use a digital multimeter to verify your 5 volt source and under no circumstances connect the MAP sensor to 12 volts Doing so may damage the sensor and or your ECU head unit Once the MAP sensor is installed and connected to the ECU configure the ECU software so that it knows what MAP sensor is installed See section MAP Sensor on page 94 for more information 5 5 6 Using a Wideband O2 Sensor Kit The ECU supports a number of wideband O2 sensor kits A wideband O2 sensor kit uses an off the shelf wideband oxygen sensor along with some electronics to control the sensor heater and to condition and linearize the output of the sensor When a supported kit is connected to the ECU the ECU can capture and display a real time graph of your engine s air fuel ratio This is very useful when adjusting fuel with the ECU The ECU Win software supports the following wideband kits PLX Devices M Series M 200 M 250 M 300 M 400 and M 500 Wideband Oxygen Sensor Controllers with or without the M
171. trl C Paste Ctrl values Editable Views ECU Maps Window List Illustration 110 The map editing context menu Most of the entries on this menu are identical to those on the fuel and timing map editing context menu and are self explanatory Note that Increment and Decrement alter cells by one least significant digit 14 7 to 14 8 for example while the Increase Decrease by 1 and Multiply Data menu items can scale the cells by any fraction that you d like The X Y Axis Values Editable menu item is unique to the ECU maps editing capability It turns out that the X and Y axis values within an ECU map are in fact other ECU maps As such the axis values can often be edited For example in Illustration 110 it s possible to change the 5500 RPM value to 5600 RPM so that the 5500 RPM row of values will activate at 5600 RPM To enable this editing simply select the X Y Axis Values Editable menu item and the axis values will change so that they are editable If you make changes to any of the ECU maps when you close your capture file you ll be prompted as to whether to save your changes to the ECU maps If you say yes any changes you have made to your stock ECU ROM file will be written to disk 7 14 4 Uploading Your Modified Stock ECU ROM After you ve used the ECU s ROM editing feature to alter your stock ECU ROM file you ll need to upload your ROM file to your stock ECU using the EcuFlash tool Refer to the EcuFlash doc
172. umentation for the steps involved in uploading this file A future release of the ECU software may natively include this ROM uploading and downloading capability but for now you ll need to use the Page 122 EcuF lash software to do these functions 7 14 5 Configuring Map Tracing Map tracing is a software function that allows the ECU Win software to highlight or trace the ECU map cell that s being used by the stock ECU at a given point within an ECU capture file ECU Win inherently knows how to trace its internal fuel and timing maps so there s no configuration involved there But with the stock ECU ROM files the ECU Win software doesn t inherently understand what the X and Y axis on a stock ECU ROM are these are configurable via the XML metadata files and thus doesn t know what cells to highlight for a given set of engine conditions When you configure map tracing you re telling the ECU Win software what the X and Y axis within a given map correspond to in terms that the ECU Win software knows about like RPM or throttle position To configure map tracing use the ECU menu item Settings gt ECU Win and select the ROM Map Tracing dialog as shown in Illustration 111 below ECU Win Settings Views Tracings Notes Communications ROM Table Na Tracing Type Auto File Naming RPM RPM MUT II Logging Ter Position ade Custom Logging ECU ROMs ROM Map Tracing Miscellaneous Legacy Settings Load calcul
173. ups are labeled Group A through Group D and within a wire tied group wires are color coded in the following sequence brown black red orange yellow green blue violet gray white In the above illustration the Group A wires are on the left then Group B Group C and Group D The leftmost brown wire in Group A is pin 1 Underneath pin 1 is the unused pin 2 The red wire beside the brown wire is pin 3 and so on The table below lists all of the connections on the low current harness and where they ll connect to on the stock ECU Note that some positions on this connector are not used like pin 2 and there is no wire in that position Page 10 ECU ECUS Pin Wire Color ECU Function Stock ECU Brown A Sensor Ground 17 9 Black A Not Used ey Red A Cam Sensor Out to stock ECU 22 zy Orange A MAS In from sensor Was 10 py Yellow A Crank Sensor In from sensor Was 21 Green IA Speed Sensor In 18 vi Blue A Cam Sensor In from sensor Was 22 J Violet A Ignition 1 4 In 54 YJ Grey A Injector 1 In 51 W White A Clutch Switch In BE Brown B External Switch In WA Black B Not Used IBJ Red B MAS Out to stock ECU 10 IEJ Orange B Crank Sensor Out to stock ECU 21 B Yellow B Analog Output 0 KJ Green B Analog Output 1 iW Blue B Knock Sensor In 9 RJ Violet B Analog Output 2 IBJ Grey B Analog O
174. used as the input from a wideband O2 sensor kit See Using a EGT Sensor and Adapter on page 23 and Using a Wideband O2 Sensor Kit on page 21 respectively for more information 5 5 3 GM Air Intake Temperature Sensor Inputs Pins 30 white wire group C and 31 brown wire group D of the ECU s low current connector are reserved for connecting up to two GM AIT sensors Values read from these sensors can be datalogged alongside the other ECU inputs Additionally the first sensor can be used to simulate the function of Page 19 the stock air temperature sensor when the ECU is being used with a GM MAF See the section Analog Outputs on page 97 for more information about configuring the software to support these inputs and the section Custom Logging Configuration on page 44 to configure the software to datalog these values To connect up a GM AIT sensor first purchase the sensor from a GM dealer or from a variety of online vendors such as GM Parts Direct The AIT part number is 25036751 and you ll also need the pigtail harness part number pig tail 12102620 The pigtail has two interchangeable wires connect one to ground and the other to the ECU s pin 30 or 31 5 5 4 Analog Outputs The ECU includes four uncommitted analog outputs that can generate any fixed voltage between 0 and 5 volts under software control To connect up the ECU s analog outputs simply wire it to another device or an ECU analog input as desired Analog outp
175. ut 0 is pin 15 yellow wire group B analog output 1 is pin 16 green wire group B analog output 2 is pin 18 violet wire group B and analog output 3 is pin 19 grey wire group B Note that these analog outputs aren t fully buffered on the ECU and connecting them directly to ground or the output of another device may damage your ECU head unit It s recommended that any device that connects to these outputs have an input impedance of 10k ohms or greater Analog outputs 0 and 1 are typically used when the ECU is used with a GM MAF meter See the section Using the ECU with a GM MAF Meter on page 132 for more information Analog output 2 can be used to generate a simulated narrowband O2 output that s derived from the signal generated by a wideband O2 sensor kit See the section Using the Simulated Front O2 Sensor Output on page 23 for more information 5 5 5 Using a MAP Sensor The ECU directly supports several aftermarket MAP sensors using a dedicated input A MAP Manifold Absolute Pressure sensor allows the ECU to directly datalog and read out your car s boost and vacuum level The ECU currently includes calibration tables for five specific MAP sensors The GM 3 Bar map sensor part number 12223861 available from any GM dealer or GM Parts Direct http www gmpartsdirect com The SenSym ASCX30 two bar map sensor available from DigiKey http www digikey com The AEM 3 5 Bar map sensor available from many AEM dealers
176. utch status Use this display to verify that your clutch switch is wired correctly The display shows exactly what the Page 90 ECU silver box thinks is going on with your clutch pedal If this doesn t match your actual clutch pedal usage then no lift shifting will not work correctly Wiring the clutch switch is covered in the section The Clutch Switch Input on page 24 7 10 8 Fail Safe Rev Limit ECU Head Unit Settings Fuel Maps Timing Maps Gear Based Fuel Timing sk Boost Wastegate Maps Fail safe rev limit 8000 RPM Boost Spool Maps This feature cuts fuel by 80 and timing at any RPM above the Boost Control Settings fail safe rev limit Use this as a safety net to avoid over tevving Map Set Switching Injector Scaling MAS Tweaks 1 MAS Tweaks 2 MAS Translation Two Step Rey Limit Failsafe Rev Lmt Load Switching Knock MAP Sensor Analog Inputs Analog Outputs MUT IT Logging Gear Calculation Miscellaneous Illustration 84 The fail safe rev limit dialog This page configures the ECU s fail safe rev limit The purpose of this feature is to allow the overall rev limit of the stock ECU to be lowered below its normal value Above this fail safe RPM the ECU cuts fuel by 80 and timing Page 91 7 10 9 Load Switching ECU Head Unit Settings Fuel Maps Timing Maps Gear Based Fuel Timing i O Boost Wastagate Maps Low Medium load at 500 Hz Boost Spool Maps Medium High load at EE Hz
177. ution VIII PnP ECU On the 1995 1999 Talon and Eclipses and the Evolution VIII the stock ECU contains four connectors numbered as shown in Illustration 3 This view shows the stock ECU as you ll view it facing the connectors facing the connectors in the end of the metal enclosure Illustration 3 The second generation stock ECU pinout To install the plug n play PnP version of the ECU simply unplug the stock connectors from the stock ECU and plug them into the mating connector on the ECU wiring harness The ECU wiring harness contains a similar set of connectors plug these into the stock ECU Each of the connectors are different sizes and keyed for orientation it s not possible to mix them up Note any ECU harness connections that aren t wired up to the stock ECU or another device should be securely bundled together with electrical tape on the end to ensure that these don t accidentally short circuit to a in car ground With the basic ECU installation completed you may want to consider hooking up some of the ECU s other optional inputs and outputs See the section Using the Auxiliary ECU Inputs and Outputs on page 18 for more information Then skip to the next section Finishing Up the Hardware Installation on page 28 5 4 3 1995 and Up Talon Eclipse and Evolution VIII non PnP ECU On the 1995 1999 Talon and Eclipses and the Evolution VIII the stock ECU contains four connectors numbered as shown in Illustrat
178. utput 3 WW White B Not Used MAH Brown IC Rear O2 Sensor In N A WA Black IC OBD Data In 1 yee Red C Analog Input 1 EGT Adapter In Zi Orange C Reserved omy Yellow C External MAP Sensor In ZJ Green IC Simulated Rear O2 Sensor Out N A j Blue C Analog Input 2 Wideband O2 Sensor Kit In Ay Violet IC Analog Input 0 yaa Grey C Coolant Temperature Sensor In 20 SW White IC GM Air Temperature Sensor 0 In eu Brown D GM Air Temperature Sensor 1 In PA Black ID Front O2 Sensor In 4 Bey Red D Air Temperature Sensor In Page 11 ECU ECU Wiring ECU Function Stock ECU Pin Wire Group Pin Color sey Orange D Throttle Position Sensor In 19 Table 1 The low current harness connections With the exception of the MAS crank and cam sensor connections all of the above connections are tap connections you tap the signal and feed it to the ECU input For the MAS crank and cam sensor connections you ll split the stock ECU s wire and connect the vehicle sensor s output to the ECU and the corresponding ECU output to the stock ECU The high current harness connector contains 18 positions Of this only 6 positions are populated The table below lists the connections on the high current harness and where they ll connect to on the stock ECU Note that the connections on the high current harness are numbered from right to left rather than from left to right as on the low current harness ECU ECU
179. vice is using the serial port Often the Palm desktop and HotSync applications will take over the serial port Disable these applications and see if the problem goes away 13 1 4 Boost Readings Don t Match My Boost Gauge The ECU logs don t match the readings that I see on my boost gauge I m using the GM or AEM MAP sensor Who s right They re both right They re just measuring different things Both the GM and AEM sensors are MAP sensors MAP stands for manifold absolute pressure it measures absolute air pressure Your boost gauge measures differential pressure pressure as compared to ambient pressure When your boost gauge reads 0 PSI that means that the intake is at the same pressure as ambient With the GM or AEM MAP sensors 0 PSI boost on the ECU means that you have 14 7 PSI of actual air pressure in your intake This has two implications Page 145 If you re not at sea level a MAP sensor will read out wrong based on your elevation height above sea level In Dulles VA where Mach V Motorsports is the MAP sensor will be off by about 0 2 PSI In Denver CO it ll be off by 2 5 PSI Always If you drive from Dulles to Denver it ll vary during the trip If you look up your city at http www wunderground com and get your elevation you can see the MAP vs boost gauge inherent pressure error by plugging your elevation into the form at http www uigi com Atmos_pressure html The weather will affect your reading Variations
180. w your car was doing at various points in the run and to compare the car s performance before and after a modification Some considerations to keep in mind when using the drag analysis The calculations use the vehicle s speed sensor so if you ve got non stock gearing or tires the analysis may not match exactly what you d get from a real drag strip run The calculations assume no tire spin which is fairly accurate for AWD cars FWD cars will be less accurate The clutch switch input is used if applicable to measure shift times Ifthe clutch switch input isn t used dips in TPS are used to measure shift times The clutch switch input is much more Page 71 accurate 7 9 2 Dyno Analysis The dyno analysis tool accessible from the graph context menu Analyze gt As a Dyno Pull or from the dyno icon on the toolbar is perhaps the most useful analysis tool in the ECU Win software What the dyno analysis tool does is to treat a short single gear acceleration as a dyno pass From the data in the capture file ECU Win will calculate your engine s horsepower and torque and plot it in an X Y graph that can be zoomed or printed just like the other views Here s how to use it l Find a deserted back road where you can do some test runs The road should be flat and straight Use a road sign or marker on the road as a launch spot Start a new capture on the ECU Win software 3 Drive your car along the back road in 2 or
181. wers the rev limit so that the driver can shift more quickly as the electronics will drop the engine revs down for shifting without lifting off of the throttle Both launch control and no lift shifting are dangerous features that should not be taken lightly Each is only to be used for very short periods of time Prolonged use of these features in which the engine revs are artificially limited possible with dangerous lean conditions can cause serious knock and ultimately destroy your engine Be very careful when using these features The two step rev limit dialog configures both the launch control and no lift shifting functions You can configure various parameters Launch and Flat shift mode how rev limiting is done The modes are as follows Page 89 Disabled no rev limiting is performed This is the default for both launch control and no lift shifting In this mode the ECU does nothing to lower your rev limit Fuel Cut Only the ECU will lower your rev limit via fuel cut In this mode the ECU detects when your RPM exceeds the programmed threshold and cuts fuel by a user programmable percentage This mimics your stock ECU rev limiter which also uses fuel cut to limit RPMs In this mode you ll need to experiment with the fuel cut percentage Set the fuel cut percentage too low and the fuel cut won t be sufficient to keep the RPMs below your threshold Set the fuel cut percentage too high and the engine will bounce off o
182. wire tie very near each of the connectors at the head unit this will ensure that there s no stress on the pins in the cables For the non PnP ECU you ll want to verify that you ve wired the ECU power correctly Using a multimeter hook up to the ECU two pin power connection and turn your car s ignition to the on position Your multimeter should read between positive 12 and 15 volts If not double check your connections With the wiring completed you should plug the ECU head unit into the newly wired harnesses Next connect the included 9 pin serial cable to the appropriate connector on the ECU head unit Before starting your car for the first time install the ECU software and follow the instructions in the next few sections to use the Windows software to setup the ECU head unit In particular be sure that the cam and crank angle sensor types are set appropriately for your car Once everything is configured correctly turn off your ignition and leave it off for a few seconds then start your vehicle The vehicle should run normally just like it did before you installed the ECU If not see the next section for troubleshooting information 5 7 Troubleshooting the Hardware Installation In the previous section you installed your ECU head unit Here are some things to check if your car doesn t run normally after the install 1 For all problems double and triple check the wiring Un tape the connections and look at them Is a go
183. yteLoad e TpsVolts the throttle position sensor voltage e CoolantTempDegC the engine coolant temperature in degrees C e AirTempDegC the intake air temperature in degrees C The Load tracing type is special Load is computed inside of the ECU Win software but the calculation needs specific values for the injector scale and injector latency values used inside the stock ECU Enter new values in the text field or use the Read button to read the values from current ROM file Some things to note about configuring map tracing 1 The ROM axis table name dropdown is populated with the unique X and Y axis names corresponding to the ECU ROM file that you ve configured If you haven t configured a ROM filename or the file is unreadable this dropdown will be blank 2 You must save the ECU Win configuration settings once by pressing Ok after changing the ROM filename before the ROM axis table name dropdown is populated correctly 3 Ditto for using the Read button to pull the injector scale and injector latency from the configured ECU ROM file 4 More tracing types can be easily added in the future E mail suggestions to support ecuplus com 7 14 6 Using Map Tracing With map tracing configured using map tracing is simple just bring up the ECU Maps dialog and select the maps you d like to see If map tracing is configured correctly the ECU Win software will immediately highlight the associated ECU map cell as the cursor i

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