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VAD Mobile Wireless OBD

1. 01 Current Data 02 Freeze Frame O3 DTCs 04 Clear ECU Monitor Tests 08 System Contro Readiness Disconnect Screen 9 Connected The OBD II module automatically checks readiness after it connects In this case all the readiness tests are complete Vehicles that use the CAN bus for diagnostics will show a slightly different screen after connecting CAN does not support the 05 O2S Tests service 06 Monitor Tests supersedes it and therefore it is not shown The following screen shows an example of a CAN vehicle that has not completed all of its readiness tests OBD II Actions ot all supported onboard system egdiness tests have been completed jew Readiness 01 Current Data O3 DTCs 02 Freeze Frame d clear ECU 06 Monitor Tests OF Pending DT s 08 System Contro 09 Vehicle Info Disconnect Screen 10 Connected To perform diagnostic tasks just tap on the appropriate service All nine services defined in ISO 15031 5 are available as well as a Readiness check that retrieves PID 01 and displays the readiness status in a simple format When you are done with your diagnostic session tap the Disconnect button 01 Current Data service 01 allows access to current real time emission related data values including analog inputs and outputs digital inputs and outputs and system status information Each PID contains one or more readings reflecting these values While
2. confirmed emission related DTCs The OBD II module will retrieve and display all DTCs from the ECU s in the vehicle An example is shown below P0122 Throttle Pedal Position Sensore Switch A Circuit Low P0193 Fuel Rail Pressure Sensor A Circuit High P z22 Throttle Pedal Position ri 1 6DT s Sensor Switch B Circuit Low E Screen 16 DTCs 10 VAD Mobile Wireless OBDII User s Manual In this case ECU 1 had six faults of which we can see the first three If the fault codes are defined in ISO 15031 6 the OBD II module will display the fault description in addition to the fault code Some DTCs are manufacturer specific and their description is not defined in any standard In these cases only the DTC number will be displayed ISO 15031 6 also defines DTC codes that contain a sub fault These codes are in the form P0000 00 They are only available when using the CAN diagnostic protocol and only some vehicles support them The OBD II module checks for them and if present will display them An example is shown below P 127 0 0 Intake Air Temperature rH Too High B0039 01 Second Row Right Frontal Stage 1 Deployment Control General Electrical Failure 0031 23 Left Front Wheel Speed Sensor General Signal Failures signal stuck low Save Screen 17 DTCs with sub fault bytes DTCs can also be saved Just tap on the Save button an
3. 09 Bank 1 Sensor 1 TID 01 Rich to lean sensor threshold voltage 1 345 V TID 02 Lean to rich sensor threshold voltage 0 550 Y TID 70 Manufacturer Reserved Screen 32 Print Module O2s Tests E fh When printed the output looks like VAD Pro Self Diagnosis Log VAD Pro Self Diagnosis Log 20 01 2006 15 43 Workshop code 11111 222 33333 Dealership identifier rshi Dealership Name 12 7 05 12 33 Oxygen Sensor Tests Bank 1 Sensor 1 D 01 Rich to lean sensor threshold voltage 345 V D 02 Lean to rich sensor threshold voltage 50 V D 70 Manufacturer Reserved ass 33 counts Min 2 Max 255 v4 v2 SH od n D 71 Manufacturer Reserved ass 30 counts Min 2 Max 255 D 83 Manufacturer Reserved NH n Bank 1 Sensor 2 D 01 Rich to lean sensor threshold voltage 345 V D 02 Lean to rich sensor threshold voltage 550 V D 71 Manufacturer Reserved ass 30 counts Min 2 Max 255 T 0 T 0 TID 70 Manufacturer Reserved Pass 33 counts Min 2 Max 255 T P T 7 D 83 Manufacturer Reserved 5 Print 3 Print Module O2S Tests Output 20 VAD Mobile Wireless OBDII User s Manual Monitor Tests Monitor Tests when viewed with the Print module look like the following OBDMID 02 Lean to rich sensor 1 threshold voltage Pass Component 04 0 Min 0 GEDNID 02 Lean to rich sensor threshold voltage Foss Component 02 32693 Max 3
4. by tapping anywhere in the graphing area A vertical marker bar will appear and the reading values for that marker appear below the graph The following screen shows how the marker can be used Current Mie Park 1 sensors Qc Engine Speed 2593 min 1 W OE Spark Ady 30 5 O 14 2511 0 640 y O 145ht Fuel Trim 11 31 E3 2304 min 1 37 6 Done J Lea fas nd Screen 14 Reading graph values We can see that the engine speed was 2304 RPM while the timing advance was 37 6 The Log button is a toggle button When highlighted logging is enabled When you are logging data is displayed on the screen and also written to one or more Memo Pad files When one Memo becomes full another is automatically created The data is stored in comma separated value CSV format using semicolons in place of commas If you wish to import the data into a spread sheet simply HotSync the VAD Mobile Wireless system using the Palm Desktop application The Memo Pad data will automatically be transferred to your desktop computer Then connect the Memo Pad records and import them into your spread sheet You can also use the Print module to view data logs Like the OBD II module the Print module is sold separately for your VAD Mobile Wireless PDA adapter You can use the Print module not only to view graphs on the VAD system but to print them wirelessly on your printer The Print module is described separately in the Print User Manua
5. check the category displayed in the upper right corner of the display Only applications in the selected category are displayed The OBD II module is found in the Utilities category and the All category If you are viewing a different category tap on the category name and select All or Utilities from the list Tapping on the House icon when the application list is already displayed will also cycle through the different categories Tap on the OBD II icon 29 to launch the OBD II module Exiting the OBD II Module There is no explicit Exit button To quit the OBD II module tap on the silk screened House icon found at the bottom on the screen to the left of the graffiti area 2 VAD Mobile Wireless OBDII User s Manual The First Screen When you first run OBD II you will see the following screen VAD ProOBD ll Before tapping Connect attach the GEL connector to the vehicle and put the ignition in the GN or RUN position Tap FIG if wou wish to define FID sets for use when viewing current powertrain data Screen 1 First screen Tapping the Connect button will begin a diagnostic session with a vehicle Tapping the Configure button allows you to change some operating parameters and tapping the PIDs button allows you to define PID sets when not connected to a vehicle The Configure and PIDs buttons will be discussed first Configuring OBD II After tapping the Configure button you will see the following screen Conf
6. only oxygen sensor readings Another example might be engine speed engine load and timing advance Creating PID sets also allows you to get date updates faster The more PIDs you view the longer it takes to get the data from the vehicle and the longer it takes to display it By creating pared down PID sets you don t waste time getting data you don t need Only those PIDs found in the PID set and also supported by the vehicle are used PIDs found in PID sets that are not supported by the vehicle are ignored PID sets can be created either before you connect to a vehicle by tapping on the PIDs button or after you have connected by viewing 01 Current Data and tapping on the PID set name in the upper right corner When you enter the PID set screen you will see Screen 3 PID Set List This shows a list of all currently defined PID sets Initially only the Default Set will be listed As you create PID sets they will be shown on this screen The currently selected PID set is highlighted Default Set in this case To use a different PID set just tap on the one you want and then tap Done The new set will be used the next time you view 01 Current Data The Add button allows you to define a new PID set When you tap on it you will see 4 VAD Mobile Wireless OBDII User s Manual PID Set Edit Set Edit Mame o ira iaia ada 01 Status since DTCs cleared 1 O 2 OTe causing freeze frame O 03 Fuel sy
7. ta lean sensor threshold voltage D di s TID 02 Lean to rich sensor threshold voltage 645 V TID 09 Time between sensor Screen 19 Oxygen sensor test results constant values The next screen shows an example of a test result TID 09 that must fall between a minimum and a maximum In this case the value is within the range and the test is passed Oxygen Sensor Tests 0 640 N suole TID 02 Lean to rich sensor threshold voltage O 645 S TID 09 Time between sensor transitions Poss 0 6 0 0 1 2 4 E Screen 20 Oxygen sensor test results ranged value 12 VAD Mobile Wireless OBDII User s Manual Tapping the Save button will store the test results in a Memo Pad file These results can then be viewed or printed using the Print module 06 Monitor Tests 06 Monitor Tests is similar to the oxygen sensor test results but is more flexible It can report test results from more than just the oxygen sensors For example service 06 can report test results for catalyst monitoring and evaporative system monitoring Vehicles using non CAN diagnostic buses report the test result data in a more limited form They report a test result value and either a maximum or minimum limit for the test CAN based diagnostic systems report a wider range of values and provide both minimum and maximum limits The following screen is an example of monitor test results from a non CAN ve
8. 001 Unknown E Screen 23 Pending DTCs In this particular case one of the faults is a manufacturer defined trouble code and is not part of the ISO SAE standard You must consult your service manual to determine the meaning of trouble codes that are not part of the standard as they vary from manufacturer to manufacturer Tapping the Save button will store the pending DTCs as a new record in the Memo Pad application You will then be able to view and print them using the Print module 08 System Control This service allows the VAD Mobile Wireless system to control the operation of an on board system test or component Possible uses of the 08 System Control service include e Turn on board system test component ON e Turn on board system test component OFF e Cycle on board system test component for n seconds Since the test parameters and test result data varies by test the OBD II module only supports control of systems tests and components that are defined in the ISO 15031 5 standard The list of controllable systems is shown in the table below System Description Enable EVAP system leak test Enable the conditions required to conduct an evaporative system leak test The test itself is not run only the conditions required to run the test are enabled Table 1 Supported controllable systems 14 VAD Mobile Wireless OBDII User s Manual After tapping on 08 System Control you will see a l
9. 2889 OBDIMID 02 Lean to rich sensor Screen 33 Print Module Monitor Tests When printed the output looks like only the first page is shown VAD Pro Self Diagnosis Log VAD Pro Self Diagnosis Log 20 01 2006 15 43 Workshop code 11111 222 33333 Dealership identifier Dealership Name 12 7 05 12 33 Oxygen Sensor Tests Bank 1 Sensor 1 D 01 Rich to lean sensor threshold voltage 345 V D 02 Lean to rich sensor threshold voltage 550 V D 70 Manufacturer Reserved ass 33 counts Min 2 Max 255 ud vd od od D 71 Manufacturer Reserved ass 30 counts Min 2 Max 255 D 83 Manufacturer Reserved 5 NH Bank 1 Sensor 2 D 01 Rich to lean sensor threshold voltage 345 V D 02 Lean to rich sensor threshold voltage 550 V D 70 Manufacturer Reserved ass 33 counts Min 2 Max 255 yd PVH SH od D 71 Manufacturer Reserved ass 30 counts Min 2 Max 255 D 83 Manufacturer Reserved 5 ud Print 4 Print Module Monitor Tests Output VAD Mobile Wireless OBDII User s Manual 21 Pending DTCs Pending DTCs when viewed with the Print module look like the following ECU 1 2DTC5 POSS Shift Solenoid E Electrical P1001 Unknown Screen 34 Print Module Pending DTCs When printed the output looks like VAD Pro Self Diagnosis Log VAD Pro Self Diagnosis Log 20 01 2006 15 53 Workshop code 11111 222 33333 Dealership identifier De
10. VAD Mobile Wireless OBD II User s Manual Version 1 0 Versati le Automotive a cl ol HPA ee ne Table of Contents What Is VAD Mobile WireleSS i 1 What iS ine OB Dell MOGUIC sia ei 1 Where to Get a VAD Mobile Wireless SySstem 1 Installing tne OBDe IWIOGdUle secet ina aee nae E PER OR ERE NER lalla edi 1 Attaching VAD Mobile Wireless to the VERICIE 2 Runnmng ihe QOBD il Module 2 Exgitino ineOBD lIMOdUle srrerane nel 2 l esistente 3 CONNGUFNO OBD Ur 3 USN PID Selene elusione plesso 4 CONACCUNO morena E UTE 6 CEON DaT anti e ee Pe ae ae T OZ Freeze Frame nica 10 oD Er a E 10 2539 7 10 20 P ETT 11 BSCSG CETTE K 12 06 MOnItOL TSi S 222 202 cn r0s200s nsRTPI UM IR M A ide SR SA LROA RARE TAI 13 07 P nding DIES AEREA ARIE EER DREI AAA 13 VO SYSIEMFCONTOL dirle sla 14 09 Vehicle INfO mmm m m IIR IIR RmRtRttemtettittttetetettrt rtr tre tiis 15 BS CIN SS Scatter seer TEE TERR IPRC ETE EORR 16 PuntModule dInteracHiolrli esce op eve enc Ee ve bv erae rtr Ee E Eee a 16 Print Module Freeze Frame III I emeret nies 18 Print Module DTCS ccccscecececcccscscececececcacscecusuctauanseseesereatavsvseeseneaearanss 19 SWINE T 20 Monitor Tess iL ill 21 PENGIN GSD TGS voccterotevatorataustorstenateustecavocedscslevetsealevodsundeveba
11. accessing 01 Current Data the OBD II module retrieves the PIDs in the current PID set and displays the values as quickly as it can get and process the data This speed will vary depending on the diagnostic protocol number of PIDs and PID type VAD Mobile Wireless OBDII User s Manual T The following screen shot shows the 01 Current Data function using the Bank 1 sensors PID set we defined on page 6 ELE Bonk 1 sensors Oe Engine Speed Ormin 1 DE Spark Rd 10 0 14 02511 0 005 V 14 Sht Fuel Trim 11 00 15 02512 0 010 v Done J Loa BE Screen 11 Current data using PID set Starting in the upper right we see the current PID set name Tap on the set name if you want to change PID sets or define a new one This is how you access PID sets when you are connected Below the PID set name we see a list of readings The PID number is on the left of the line followed by the reading name and then the value In this example PIDs OC OE and 15 each contain a single reading while PID 14 contains two readings At the bottom of the screen we see a series of buttons Tap Done when you wish to exit Tap Log to record the readings to a Memo Pad file more on this later The next three buttons control how the PID data is displayed In the screen shot above a flat list view is selected As many readings as possible are displayed on the screen The icon to the left selects a big box view An example of this is sh
12. alership Name 12 7 05 12 33 Diagnostic Trouble Codes ECU 1 2 DTCs PO P1001 U Print 5 Print Module Pending DTCs Output 22 VAD Mobile Wireless OBDII User s Manual Vehicle Info Vehicle Info when viewed with the Print module look like the following TSEDT 1354224835 10 T VIM TSK OT 135422483810 VALID 1 12575262 VALID 2 12575728 KRLID 3 12575338 CALIL 4 09351591 VALID 5 12576358 CALID 304 OOOO CVM 1 00007624 ka Screen 35 Print Module Vehicle Info When printed the output looks like VAD Pro Self Diagnosis Log VAD Pro Self Diagnosis Log 20 01 2006 15 58 Workshop code 11111 222 33333 Dealership identifier Dealership Name 12 7 05 12 33 Vehicle Identification 1GKDT138422483810 12575262 12575728 12575338 09351591 12576358 91 49 0000762C 00004575 0000692E 0000A982 Print 6 Print Module Vehicle Info Output VAD Mobile Wireless OBDII User s Manual 23 Readiness Readiness when viewed with the Print module looks like the following Misfire Ready Fuel Ready Comprehensive Ready Catalyst Ready EVAP Read 25 Ready 25 heater Ready Screen 36 Print Module Readiness When printed the output looks like VAD Pro Self Diagnosis Log VAD Pro Self Diagnosis Log 20 01 2006 16 02 Workshop code 11111 222 33333 12 7 05 12 33 02S O2S heater Print 7 Print Module Readin
13. all this Bank 1 sensors PID Set Edit Set Edit Name Bonk 1 sensors O D Vehicle speed sensor 1 BOE Ignition timing advance O OF Intake air temp i O 10 Air flow rate from MAF 111 Throttle position O 12 Secondary air status O 13 Location of oxygen sensors 9 14 O25 B1751 PY 15 O25 B1 52 Done Save Y AI None Screen 6 Adding a PID set for bank 1 sensors After tapping Save we will see Set Screen 7 Added a new PID set We can verify the contents of the new PID set by tapping Details PID Set Details Mame Bank 1 sensors Dc Engine REM DE Ignition timing advance 14 025 B1 51 15 O25 B1752 Screen 8 PID set details This shows the PID set name Bank 1 sensors and the PIDs included in this set If we wanted to modify this set we would then tap the Edit button The Details screen is also where you delete PID sets Do this by tapping the Delete button and then tapping the Confirm Delete button which will appear Connecting To begin a diagnostic session tap on the Connect button The OBD II module will attempt to connect to the vehicle using a variety of different physical interfaces 6 VAD Mobile Wireless OBDII User s Manual Depending on what the vehicle supports this process might take a couple seconds After you have connected you will see OBD II Actions All readiness tests complete
14. calaeadaceltavstambeuelovotoiets 22 VERICIS IO pioli lola tarsia ainsi 23 EES AE A EEEE TEETE ATEETAN 24 oupportTor the OBD Ir MOGUIC sarreren EEN A RAE 25 VAD Mobile Wireless OBDII User s Manual What Is VAD Mobile Wireless VAD Mobile Wireless is scan tool platform It consists of a wireless adapter powered by Bluetooth which when accompanied by a Bluetooth PDA or Smartphone provides the user with the latest in diagnostic technologies The integrated CAN bus circuitry means VAD Mobile Wireless can be used even with the newest cars The touch screen is easy to use and the compact size means it can be used both outside and inside the vehicle at distances exceeding 30 away What is the OBD II Module The OBD II module implements the OBD II diagnostic protocol as defined in ISO 15031 5 and found in all post 1996 vehicles With CAN bus support the OBD II module will work with the newest vehicles that do not provide the old diagnostic buses The OBD II module supports all nine Service IDs 01 Current Data Current Powertrain Data 02 Freeze Frame Powertrain Freeze Frame Data 03 DTCs Emissions Related Diagnostic Trouble Codes 04 Clear ECU Clear Reset Emissions Related Diagnostic Information 05 O2 Tests Oxygen Sensor Monitoring Test Results 06 Monitor Tests On Board Monitoring Test Results for Specific Monitored Systems 07 Pending DTCs Emissions Related Diagnostic Trouble Codes Detected During Cur
15. d a new Memo Pad record will be created containing the DTC information The DTC list can then be view or printed using the Print module 04 Clear ECU 04 Clear ECU allows you to clear all emission related diagnostic information This includes MIL and number of diagnostic trouble codes Clear the I M Inspection Maintenance readiness bits Confirmed diagnostic trouble codes Pending diagnostic trouble codes Diagnostic trouble code for freeze frame data Freeze frame data Oxygen sensor test data Status of system monitoring tests On board monitoring test results Distance traveled while MIL is activated Number of warm ups since DTCs cleared Distance traveled since DTCs cleared Time run by the engine while MIL is activated Time since diagnostic trouble codes cleared Other manufacturer specific clearing resetting action may also occur VAD Mobile Wireless OBDII User s Manual 11 After the clearing service is performed you will see nme ECU Status ECU 1 Cleared Screen 18 ECU cleared 05 O2S Tests 05 O2S Tests allows access to on board oxygen sensor monitoring test results This is only supported on non CAN bus systems The same information can be obtained from 06 Monitor Tests There are two kinds of test results constant readings and those that must be within a minimum maximum value range The following screen shows fixed values rom Sensor Tests Bank 1 Sensor 1 TID 01 Rich
16. dentifier Dealership Name 12 7 05 12 33 Oxygen Sensor Tests Bank 1 Sensor 1 D 01 Rich to lean sensor threshold voltage 45 V D 02 Lean to rich sensor threshold voltage 50 V D 70 Manufacturer Reserved ass 33 counts Min 2 Max 255 D 71 Manufacturer Reserved ass 30 counts Min 2 Max 255 T 0 3 T 0 5 T P T P xH D 83 Manufacturer Reserved 5 Bank 1 Sensor 2 D 01 Rich to lean sensor threshold voltage 45V D 02 Lean to rich sensor threshold voltage 50 V D 70 Manufacturer Reserved ass 33 counts Min 2 Max 255 D 71 Manufacturer Reserved ass 30 counts Min 2 Max 255 yd DH SH SH ao ud D 83 Manufacturer Reserved 5 Print 1 Print Module Freeze Frame Output VAD Mobile Wireless OBDII User s Manual Print Module DTCs DTCs when viewed with the Print module look like the following ECU 1 1DTC POSS Shift Solenoid A Electrical Screen 31 Print Module DTCs When printed the output looks like VAD Pro Self Diagnosis Log VAD Pro Self Diagnosis Log 20 01 2006 15 17 Workshop code 11111 222 33333 lership identifi Dealership Name 12 7 05 12 33 Diagnostic Trouble Codes ECU 1 1 DTC P0753 Shift Solenoid A Electrical Print 2 Print Module DTCs Output VAD Mobile Wireless OBDII User s Manual 19 O2S Tests O2S Tests when viewed with the Print module look like the following Print View
17. ess Output 24 VAD Mobile Wireless OBDII User s Manual Support for the OBD II Module If you have questions or need assistance with the VAD Mobile Wireless system or the VAD Mobile Wireless OBD II module please feel free to contact us at support vadmobile com Check the VAD Mobile Wireless web site http www vadmobile com often for software updates and other information Versatile Automotive Diagnostics can also be reached by phone at 604 598 8520 VAD Mobile Wireless OBDII User s Manual 25
18. hicle On Board Monitor Tests ECU 1 GEDNID 01 Rich to lean sensor threshold voltage Pass Component 1 12 Max 95 SBOMID Oz Lean to rich sensor threshold voltage Pass Component 1 255 Min 50 IA mr h OBDMID 03 Low sensor voltage for ET Screen 21 Monitor test results non CAN The test results from a CAN vehicle look like the following On Board Nionitor Tests ECLI 3 1 1 OBDMID 01 Oxygen Sensor Monitor Bank 1 Sensor 1 Rich to lean sensor threshold voltage Pass 0 0000 0 0000 0 0000 OBDMID 01 cx gen Sensor Monitor Bank 1 Sensor 1 Unknown TID 80 Pass 0 0000 0 0000 0 0000 save Screen 22 Monitor test results CAN In this case the ECU was not in a vehicle and that is why the voltages read zero The unknown TID 80 refers to an on board test that is not defined in the ISO standard As with other services tapping the Save button will create a new record in the Memo Pad application 07 Pending DTCs service 07 Pending DTCs reports emission related diagnostic trouble codes detected during the current or last completed driving cycle These are referred to as pending DTCs to distinguish them from the confirmed DTCs reported by service 03 DTCs VAD Mobile Wireless OBDII User s Manual 13 The following screen shows an example of pending DTCs Pending DTCs ECU 31 2 DT P T58 Shift Solenoid E Electrical P1
19. iguration Units Blu English PID Labels Screen 2 Configure The first item allows you to select either Metric or English units Vehicles report metric units If you choose English units these will be calculated by converting the metric measurements The second item allows you to select either Normal PID label or labels specified in the ISO 15031 5 standard Typically the Normal labels are easier to comprehend though some might prefer the standardized labels After configuring the OBD II module as desired tap on the Done button VAD Mobile Wireless OBDII User s Manual 3 Using PID Sets PID sets provide a method of defining groups of PIDs that are useful for particular diagnostic tests PID stands for Parameter Identification Each PID reports one or more readings showing operating conditions for the vehicle For example Engine RPM Ignition Timing Advance and Time Since Engine Start are all PIDs ISO 15031 5 6 defines 87 PIDs of which 85 can be viewed ECUs do not support all PIDs with newer vehicles typically reporting more PIDs than older vehicles Normally you are not interested in viewing all PIDs at once If no PID sets are defined the OBD II module will show almost all PIDs when viewing 01 Current Data This can become unwieldy PID sets provide a method of defining groups of PIDs that you find useful for various diagnostic tasks For example you might define a PID set that contains
20. ist of supported controllable systems as shown below Select System nable EVAP system leak test Screen 24 System list Select a system and tap Begin to initiate the action Once the action has been performed enabling the evaporative system to be tested for leaks in this case you will see this screen System Control Results Enable EVAP system leak test OK Screen 25 System test completed Tap Done when you are finished 09 Vehicle Info The 09 Vehicle Info service retrieves and displays vehicle specific information For example VINs and Calibration IDs Only those information types defined in the ISO 15031 5 standard are displayed since the format of the data varies depending on type When you tap on the 09 Vehicle Info button the OBD II module will retrieve all supported information types and display them VAD Mobile Wireless OBDII User s Manual 15 The following screen is an example of an ECU displaying a VIN number a calibration ID and calibration verification number Yehicle information ECL 1 VIM TFT Res 14S 5MROO 202 CALIC 1 GE CMS HER CM 1 4D 1CC BOB sav Screen 26 Vehicle information Depending on the diagnostic protocol some ECUs might take up to 60 seconds to respond with the vehicle information The OBD II module will display a wait message if the query takes longer than 1 second Again tapping on the Save but
21. l VAD Mobile Wireless OBDII User s Manual 9 02 Freeze Frame Freeze frame data is similar to current data in that the readings are from PIDs However while current data shows the real time status of the vehicle freeze frame data shows readings at the time a DTC occurred PID sets are not used with 02 Freeze Frame All PIDs in the freeze frame are displayed The following screen is an example of freeze frame data Freeze Frame 1 PUr s Transmission Range Sensor A Circuit Malfunction a Input 04 Load DO DS ECT oc Of Engine Speed r min 1 BD S eh Speed 2 kmh Dane Save Screen 15 Freeze frame some vehicles can store more than one freeze frame Tapping on the Next button will display other stored freeze frames if they are available If only one freeze frame is available tapping the Next button will either display a message saying there are no more frames or will display the data from freeze frame 1 The exact behavior is dependent on the vehicle At the top of the screen the DIC causing the freeze frame is displayed Following the DTC description is a list of the associated PIDs The freeze frame data can be stored by tapping the Save button The Save button will disappear telling you that the data has been saved and the freeze frame information will be available as a new Memo Pad record and can be printed using the Print module 03 DTCs The 03 DTCs services allows you to obtain
22. own below Current Data Bank 1 sensors Qc Engine Speed Omin 1 O OE Spark Adv 10 0 O 14 2511 0 005 y W 1d Sht Fuel Trim il 00 E3 O Engine Speed 4Sht Fuel Tri 0 0 0 min 1 96 one J Loa ESTEE Screen 12 Current data big box view We are viewing the same data only now the lower part of the screen has been replaced by two large boxes This makes is easier to read two values You select the reading you wish to view by checking the appropriate box A scroll bar has also appeared to allow access to all readings if more than four are present The third viewing icon is for graphing Tap on it to enter graph mode The bottom part of the screen is now used for graphing Select the readings you want to graph by checking the appropriate boxes 8 VAD Mobile Wireless OBDII User s Manual In the screen below we are viewing engine speed and timing advance Current Mie Bank 1 sensors Qc Engine Speed 2644 min 1 W DE Spark Ady 290 O 14 2511 0 075 Y O 145ht Fuel Trim 11 1 6 HP yn gy eine a Done J Lea za Ed Screen 13 Graphing current data We also see that a new button has appeared This is the pause button It is a toggle button and when it is selected the screen will not update though data is still being recorded Tap the pause button a second time to allow the screen to update the new data You can read specific graph values
23. rent or Last Completed Driving Cycle e 08 System Control Control of On Board System Test or Component 09 Vehicle Info Vehicle Information The OBD II module also contains an extensive list of fault codes as defined in ISO 15031 6 Where to Get a VAD Mobile Wireless System VAD Mobile Wireless is available from http www vadmobile com products htm or calling the Versatile Automotive Diagnostics division at HPA Motorsports directly at 604 598 8520 Installing the OBD II Module The OBD II module comes as an option on the VAD Mobile Wireless system There is a CD Rom copy provided To install an update to the OBD II module use the Palm Desktop application found on the CD ROM that came with you Bluetooth PDA or Smartphone device Use the HotSync procedure to install the new obd2 prc application VAD Mobile Wireless OBDII User s Manual 1 Attaching VAD Mobile Wireless to the Vehicle Attach the supplied OBD II J1962 adapter to the OBD II diagnostics port in the vehicle 3 Bluetooth After making both connections turn the ignition switch to the ON or RUN position Running the OBD II Module The OBD II module must be installed on the VAD Mobile Wireless PDA and can be found with the other installed applications To view the installed applications tap on the silk screened House icon to the left of the graffiti area on the VAD Mobile Wireless PDA If you see some applications displayed but not the OBD II module
24. stem status O 04 calculated load value O d5 Engine coolant temp O amp Short Term Fuel Trim 123 O F Long Terra Fuel Trim 173 O Short Term Fuel Trim 2 4 O Long Term Fuel Trim 27 4 Done Save Rl f Mane Screen 4 Adding a PID set In this case we are not connected If we were connected we would see an additional button and by default the PIDs supported by the vehicle would already be checked This is shown below PID Set Edit Set Edit M mez Lui W01 Status since DTCs cleared 1 O 2 OTe causing freeze frame 9 03 Fuel system status 9 04 Calculated load value WOS Engine coolant temp amp Short Term Fuel Trim 1723 BO Long Term Fuel Trim 123 BOS Short Term Fuel Trim 274 03 Long Term Fuel Trim 2 4 Bone Y Save CAI Y None veh Screen 5 Adding a PID set while connected To create a new PID set check the boxes for the PIDs you want in your set Then tap on the dotted line after Name and enter a name for the set Then tap Save This will create a new set that you can use The other buttons do the following Done exits the screen without saving All checks all the PIDs None unchecks all the PIDs and Veh if present selects only the PIDs supported by the vehicle VAD Mobile Wireless OBDII User s Manual 5 In this example we will create a PID set containing the engine speed ignition timing and bank 1 oxygen sensors We will c
25. t module select OBD II data In addition to viewing and printing data logs which are covered in the Print User s Manual you can view and print the following from the OBD II module e Freeze Frames e DTCs e O2S Tests e Monitor Tests e Pending DTCs e Vehicle Info e Readiness These items will look like the following when listed in the Print module Carrie s car 1D T Saved F Frame Ma Data Saved DTCs 1D T4 Saved O25 Tests 10 Tests Saved Mon Tests 16 Tests Saved Pend DTCs 2 DTcs Saved Yeh ID 13 Info Types Saved Readiness Ready Saved F Frame FOTOS Screen 29 Print module OBD II item list In this example the first item has been annotated as Carrie s car the other items use their default list appearance VAD Mobile Wireless OBDII User s Manual 17 Print Module Freeze Frame Freeze frame data looks like the following example when viewed on the VAD Mobile Wireless system Print Vico MEN Freeze Frame 1 POFOS Transmission Range Sensor A Circuit Malfunction PRMGL Input 04 Load 100 0 95 OS ECT 0 Dc Engine Speed f min 1 BD S eh Speed 2 km h Screen 30 Print Module Freeze Frame When printed it looks like the following but at a higher resolution and the size of a full page 18 VRD Pro Self Diagnosis Log VRD Pro Self Diagnosis Log 20 01 2006 15 43 Workshop code 11111 222 33333 Dealership i
26. ton will store the vehicle information in a Memo Pad record where is can later be viewed or printed using the Print module Readiness The Readiness action is not a separate service Rather it is the results of a query to PID 01 using the 01 Current Data service The OBD II module will display a list of supported system and their readiness status In the example below the ECU supports eight systems of which three are ready Readiness Misfire Ready Fuel Ready Comprehensive Ready Catalyst Mot Read EAP Mot Ready mes Mot Read 25 heater Mot Ready EGR Not Ready Save Screen 27 Readiness If the vehicle contains multiple powertrain ECUs the readiness status for each will be displayed In the example above only a single ECU is present Tapping the Save button will store the readiness status as a new Memo Pad record The Print module allows you to view or print this saved readiness status Print Module Interaction The Print module can be used to view and print data you have saved from the OBD II module The Print module is described in the Print User s Manual Only the parts specific to OBD II saved data are described here 16 VAD Mobile Wireless OBDII User s Manual When the Print module is launched you can select the type of data you wish to view To view saved OBD II data select the OBD II option as shown below VAD Fro Print Select a module OBD I Print AG Print Screen 28 Prin

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