AEM Supra Standalone EMS User Manual
Contents
1. Installation Instructions for EMS P N 30 1100 1993 1998 Toyota Supra TT WARNING This installation is not for the tuning novice nor the PC illiterate Use this system with EXTREME caution The AEM EMS System allows for total flexibility in engine tuning Misuse of this product can destroy your engine If you are not well versed in engine dynamics and the tuning of management systems or are not PC literate please do not attempt the installation Refer the installation to a AEM trained tuning shop or call 800 423 0046 for technical assistance You should also visit the AEM EMS Tech Forum at http www aempower com NOTE AEM holds no responsibility for any engine damage that results from the misuse of this product This product is legal in California for racing vehicles only and should never be used on public highways ADVANCED ENGINE MANAGEMENT INC 2205 126 Street Unit A Hawthorne CA 90250 Phone 310 484 2322 Fax 310 484 0152 Http www aempower com Instruction Part Number 10 1100 2003 Advanced Engine Management Inc Page 1 of 8 Congratulations You have just purchased the finest Engine Management system for your car at any price The AEM Engine Management System EMS is the result of extensive development on a wide variety of cars Each system is engineered for the particular application The AEM EMS differs from all others in several ways The EMS is an all new stand alone system which completely replaces th2. calibration needs to be properly tuned and is not recommended for street use NEVER TUNE YOUR VEHICLE WHILE DRIVING Page 3 of 8 Make Model Years Covered Engine Displacement Load Sensor Type MAP 109v 11 7 PSI 498V 18 3PSI 6 0 2 5V Logic lt 6 Inj 1 6 Injector Flow Rate 1 amp 2 1 amp 2 MapMin Coils o Ignition driver type How to hook up a CDI Injectors Injector Resistance Application Notes for EMS P N 30 1100 1993 1998 Supra 1993 1998 3 0L 550 cc min oo _EGT 4 Location Stepper ooo Crank Pickup Type Drive Options Notes Installation notes for 30 1100 ECU on Toyota Supra Twin Turbo Crank Teeth Cycle Cam Pickup Type lt 24 Transmissions Offered M T AT lt o Trans Supported MT ATT RWD Clutch Switch Input Spare 0 5V Channels Wire with relay The installation of the AEM ECU on the Toyota Supra TT converts the ignition system to a wasted spark system This change in ignition strategy requires reducing the spark plug gap to 025 With standard spark plugs the reduction in plug gap may cause poor idle quality unless the mixture is run richer than 12 5 1 AFR and the ignition timing is reduced to 11 degrees BTDC We have found that the use of the Denso Iridium Power spark plugs l1Q24 or IQ26 eliminates the idle quality issue when using reduced plug gaps Additionally these spark plugs have proven to pe
3. 6 input Switch 6 Available Switch input Tail Shaft Speed sensor Switch 3 Switch 3 Available Switch input Pa Auto Trans Fluid Temp or spare See ae 24B temp Sensor input ADR14 FTEMP Input PNP trans temp sensor Crank Sensor NE input CRANK Dedicated SENSOR GROUND Output Dedicated PW1i ran through VF 1 for 29B DATALINK connector pw 1outi Output Available Pulse width Auto Trans Sol No5 SLT Idle 8 38B Spare output if Single Turbo LS4 Output PNP for EBP on stock twins 208 CS5 Spare output i single Turbo L95 Output_ PNP for EGC on stock twins 39B LS5 Spare output if single Turbo LS5 Output PNP for EGC on stock twins Page 6 of 8 VSV For intake air control LS3 40B Spare output if single Turbo LS3 Output PNP for IAC for stock twins 7B Ignitor 1 Coil 1 Available Switched Ground 59B LS11 LS11 Output 1 5amp max Boost Control PW2 PW20UT Output PNP for boost control Available Switched Ground 61B LS8 LS8 Output 1 5amp max Spare 0 to 5v input was MAF sensor 66B input MAF Input Available Oto5v em OO OL O1 m EGT 4 ADR16 68B LS9 LS9 Output 1 5amp max Injector 7 et 1 Heater Ground LS12 or Spare 71B output if wideband used LS12 Output PNP O2 1 Heater 72B output if Wideband used LS2 Output PNP O2 2 Heater 73B output LS1 LS1 Output PNP fuel pressure up VSV 74B switched output Injector 9 INJECTOR 9 Output PNP for EVAP control 75B switched output Injector 10 INJECTOR 10 Output PNP f
4. EM Warranty returns will only be accepted by AEM when accompanied by a valid Return Merchandise Authorization RMA number Product must be received by AEM within 30 days of the date the RMA is issued Please note that before AEM can issue an RMA for any electronic product it is first necessary for the installer or end user to contact the tech line at 1 800 423 0046 to discuss the problem Most issues can be resolved over the phone Under no circumstances should a system be returned or a RMA requested before the above process transpires AEM will not be responsible for electronic products that are installed incorrectly installed in a non approved application misused or tampered with Any AEM electronics product can be returned for repair if it is out of the warranty period There is a minimum charge of 50 00 for inspection and diagnosis of AEM electronic parts Parts used in the repair of AEM electronic components will be extra AEM will provide an estimate of repairs and receive written or electronic authorization before repairs are made to the product Page 8 of 8
5. e factory ECU and features unique Plug and Play Technology which means that each system is configured especially for your make and model of car There is no need to modify your factory wiring harness and in most cases your car may be returned to stock in a matter of minutes The AEMPro software is configured to work with the factory sensors and equipment so that there is no need for expensive or hard to find sensors making replacement and repairs as simple as with an unmodified car For stock and some slightly modified cars the AEMPro software will be preprogrammed with a set of base parameters providing a starting point for individual tuning For more heavily modified cars the EMS has many spare inputs and outputs allowing the elimination of separate rev limiters boost controllers nitrous controllers and fuel computers It will also allow programmable control over all automatic transmission functions and includes a configurable onboard data logger capable of recording 512kb of information Every EMS comes with all functions installed and activated and there are no expensive options or upgrades to be performed The installation of the AEM ECU on the 1993 1998 Toyota Supra uses the stock sensors and actuators The base map is automatically installed in the calibrations directory in the AEMPro directory on your computer It is named 1100 V1 00 CAL Full details of the test vehicle used to generate this map can be found in the files notes section H
6. ear indicator input ADR13 oo a PNP 2nd gear indicator auto 9A Auto only GEAR Input only we 1st gear indicator input ADR13 Lee ee PNP 1st gear indicator auto 10A Auto only GEAR Input only 16A CONTROL LS7 Output PNP for climate control 17A 10i INJECTOR 101 Output available injector 10 a ES ant mo ana rans men 18A Switch 5 Swtich 5 Input Manual trans mode auto only aoa O ears nuecrorer ouput avaliable injecior9 19A Injector 9i INJECTOR 9I Output available injector 9 PN Main Relay with 12V signal 24A at key on COIL 5 Output Dedicated Main relay Pe Manual indicator mode light output PNP manual mode indicator 25A FM Auto only FM Output auto only N U 12V constant battery 12V CONSTANT Dedicated A C to a c amplifier ADR11 set to pin 34A 9 for a c control PR Press Input PNP input for a c request NOT USED Page 5 of 8 36A NOT USED N U N U Not used 0A _NOT USED o oo USED Oo NU M o otse o used ee ee be EGT 1 ADR 17 Dae E e a sexo ume ont 3B Vehicle speed sensor TGND Output Dedicated EGT 2 ADR18 6B CamSensor1 G1 Ground TGND Output Dedicated EGT 3 ADR15 9B Auto Trans Sol No2 HS3 S2 HS3 Output PNP Auto Trans sol 2 12B Idle 7 IDLE7 Output PNP Auto line pressure 13B Speed Injector 8 INJECTOR 8 Output speed 14B up Idle 5 IDLE5 Output PNP Auto Converer Lockup Input Shaft Speed sensor signal 21B Switch 2 Swich 2 Input Available Switch input Switch
7. must all be removed without damage to work properly with the AEM ECU Do not cut any of the wires in the factory wiring harness to remove them c Remove the fasteners securing the ECU to the car body and set it aside Do not destroy or discard the factory ECU as it can be reinstalled easily for street use and troubleshooting d Make sure any aftermarket electronics are COMPLETELY and properly removed before starting the vehicle 2 Install the AEM Engine Management System a Plug the factory wiring harness into the AEM ECU and position it so that the wires are not pulled tight or stressed Secure it with the provided Velcro fasteners b Plug the comms cable into the EMS and into your PC c Turn your ignition on but do not attempt to start the engine d Upload the base calibration file cal that most closely matches your vehicle s configuration These files can be found in the AEMPro Calibrations Toyota folder on your computer s hard drive e Set the throttle range Select the Configure drop down menu then ECU Setup Set Throttle Range and then follow the direction given on the screen Page 2 of 8 f Verify the ignition timing by selecting the Configure drop down menu then ECU Setup Set Ignition Use a timing light and compare the physical timing numbers to the Parameter Ignition Timing displayed Use the Advance Retard buttons to make the timing number match 3 You are now ready to begin tuning your vehicle a Note This
8. or EGR control Neutral Starting switch ADR13 NOT USED Not used Chassis Ground Output Dedicated Page 7 of 8 I L L I Edho ppe fh e MEEIFEERF EEF WIPE IFEEREIER T Oy E Oe E Oc St Ss SE EPEE Poe ESSE FEEFEE oe 2 5 5 SE GE e Se AEM Electronics Warranty Advanced Engine Management Inc warrants to the consumer that all AEM Electronics products will be free from defects in material and workmanship for a period of twelve months from date of the original purchase Products that fail within this 12 month warranty period will be repaired or replaced when determined by AEM that the product failed due to defects in material or workmanship This warranty is limited to the repair or replacement of the AEM part In no event shall this warranty exceed the original purchase price of the AEM part nor shall AEM be responsible for special incidental or consequential damages or cost incurred due to the failure of this product Warranty claims to AEM must be transportation prepaid and accompanied with dated proof of purchase This warranty applies only to the original purchaser of product and is non transferable All implied warranties shall be limited in duration to the said 12 month warranty period Improper use or installation accident abuse unauthorized repairs or alterations voids this warranty AEM disclaims any liability for consequential damages due to breach of any written or implied warranty on all products manufactured by A
9. owever while the base map is a good starting point and may save you considerable time and money it will not replace the need to tune your specific application It is not intended to be driven aggressively Ignoring this can and will damage your engine The factory Supra traction control is not supported with the AEM EMS No removal of components or other action is required from the end user The ignition control is converted to wasted spark with 3 drivers controlling the six factory coils The 30 1100 EMS pin out and connector diagram is at the end of this document Please visit the AEM EMS Tech Forum at http www aempower com and register We always post the most current strategy release PC Software and base calibrations online On the forum you will find many helpful hints tips to make your EMS perform it s best Read and understand these instructions BEFORE attempting to install this product 1 Removing the Stock Engine Control Unit a Access the stock Engine Control Unit ECU The location of the ECU on the Toyota Supra is under the passenger firewall carpet and has a black cover that is removed by 4 10 mm nuts b Carefully disconnect the wiring harness from the ECU Avoid excessive stress or pulling on the wires as this may damage the wiring harness Some factory ECU s use a bolt to retain the factory connectors and it must be removed before the harness can be disconnected There may be more than one connector and they
10. rform exceptionally well when used in moderate to high boost applications The Mass air flow sensor is not used as the load input for calibration from AEM Due to the substantial increase in power by removing the AFM AEM recommends using a map sensor in speed density measurement The factory map sensor is good for up to 230 kpa 18 psi of boost Above this pressure it is recommended to use a 3 bar map sensor or higher Contact AEM for part numbers Auto Transmission Operation The Wide open throttle shift RPM is based upon when the ECU sends the command to perform the gear change this DOES NOT mean it will shift at that exact RPM due to mechanical response times for the hydraulic fluid to affect the change You will have to determine the response time for your transmission by observing the engine speed vs shift event in AEMLog and adjusting the shift point to occur before the engine reaches maximum rated engine speed Page 4 of 8 Connection Diagram for EMS P N 30 1100 1993 1998 Toyota Supra PnP The Plug and Play system comes with this configured for proper operation of this device Is still available for reassignment by the end user Available The function is not currently allocated and is available for use Dedicated he location is fixed and can not be changed Pin 93 98 Supra 2JZGTE AEM P N 30 1100 Name Availability Switched 12v at key on SWITCHED 12V Dedicated Vehicle Speed Sensor Vehicle Speed Dedicated 5A ry 2nd g
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