Diagnostic Procedure
WARNING: This page is about a different car, the 2005 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC PROCEDURE - VIN MISMATCH
| TEST | ACTION | APPLICABILITY |
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| 1 | Turn the ignition on.
NOTE:
Ensure the battery is fully charged.
NOTE:
For the purpose of this test, the AECM and ORC modules will be referred to as an ACM. SELECT ACTIVE or STORED DTC: OCM - ACTIVE DTC Go To 2 OCM - STORED DTC Go To 9
NOTE:
When reconnecting Airbag system components, the ignition must be turned off and the battery must be disconnected.
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| 2 | Turn the ignition on. Connect the DRBIII® to the data link connector and select PASSIVE RESTRAINTS, AIRBAG, SYSTEM TEST. With the DRBIII®, read the PCM Active on the Bus:? Does the DRB show PCM ACTIVE ON THE BUS:? Yes --> Go To 3 No --> Refer to NO RESPONSE FROM OCM or OCM BUS +/- SIGNAL OPEN. |
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| 3 | With the DRB, select the OCS VIN VERIFICATION to view the Original VIN and Current VIN. Is the Current VIN message missing? Yes --> Replace the Powertrain Control Module and program with the correct vehicle identification number. No --> Go To 4 |
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| 4 | With the DRB select ENGINE, MISCELLANEOUS, SELECT MISC FUNCTION, and then CHECK VIN to read the Vehicle Identification Number in the Powertrain Control Module. Compare the VIN displayed on the DRB screen and the Vehicle VIN plate. Does the VIN plate and the PCM VIN match? Yes --> Go To 5 No --> Replace the Powertrain Control Module and program with the correct vehicle identification number. |
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| 5 | With the DRB, select the OCS VIN VERIFICATION to view the Original VIN and current VIN. Does the ORIGINAL and CURRENT VIN match? Yes --> Replace and program the PCM Module in accordance with the Service Information. No --> Go To 6 |
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| 6 |
NOTE:
The Bladder and Cushion Service Kit component are calibrated together and should not be disconnected.
WARNING:
TO AVOID PERSONAL INJURY OR DEATH. DO NOT REPLACE THE OCM TO REPAIR A VEHICLE BODY STYLE MISMATCH DTC.
NOTE:
SWAPPING A COMPLETE FRONT PASSENGER SEAT INCLUDING ALL INSTALLED OCS COMPONENTS CAN CAUSE THIS DTC. Select Repair Options:Return original seat and OCS equipment.Go To 7Replace Bladder Service KIT.Go To 8Swap complete seat from another vehicle.Perform the CLEAR VIN procedure using the DRB.Perform OCS VERIFICATION TEST - VER 1 . |
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| 7 |
WARNING:
TO AVOID PERSONAL INJURY OR DEATH ON VEHICLES EQUIPPED WITH THE OCCUPANT CLASSIFICATION SYSTEM (OCS), ONLY THE OCCUPANT CLASSIFICATION MODULE (OCM) AND THE PASSENGER SEAT BLADDER AND CUSHION SERVICE KIT ARE THE ONLY PARTS SERVICED. Follow all service information for replacing the Service Kit and performing the Verification Required test over again.
NOTE:
the following repair will cause Active DTCs to be set in the OCM, perform the Verification Required test to remove DTCs created by this repair.
WARNING:
TO AVOID PERSONAL INJURY OR DEATH. DO NOT REPLACE THE OCM TO REPAIR A VEHICLE BODY STYLE MISMATCH. If there are no possible causes remaining, view repair.RepairReturn original OCS equipment to this vehicle or replace Bladder Service Kit in accordance with service information. Then perform the Verification Required test to remove the DTCs created by the repair.Perform OCS VERIFICATION TEST - VER 1 .
NOTE:
When reconnecting Airbag system components, the ignition must be turned off and the battery must be disconnected.
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| 8 |
WARNING:
TO AVOID PERSONAL INJURY OR DEATH, TURN THE IGNITION OFF, DISCONNECT THE BATTERY AND WAIT TWO MINUTES BEFORE PROCEEDING.
WARNING:
IF THE OCCUPANT CLASSIFICATION MODULE IS DROPPED AT ANY TIME, IT MUST BE REPLACED. FAILURE TO TAKE THE PROPER PRECAUTIONS COULD RESULT IN ACCIDENTAL AIRBAG DEPLOYMENT AND PERSONAL INJURY OR DEATH.
WARNING:
TO AVOID PERSONAL INJURY OR DEATH ON VEHICLES EQUIPPED WITH THE OCCUPANT CLASSIFICATION SYSTEM (OCS), ONLY THE OCCUPANT CLASSIFICATION MODULE (OCM) AND THE PASSENGER SEAT BLADDER AND CUSHION SERVICE KIT ARE THE ONLY PARTS SERVICED. Follow all service information for replacing the Service Kit and performing the Verification Required test over again.
NOTE:
the following repair will cause Active DTCs to be set in the OCM, perform the Verification Required test to remove DTCs created by this repair. If there are no possible causes remaining, view repair.Repair:Replace the OCS Bladder Service Kit in accordance with service information. Then perform the Verification Required test to remove DTC created by the repair.Perform OCS VERIFICATION TEST - VER 1 .
NOTE:
When reconnecting Airbag system components, the ignition must be turned off and the battery must be disconnected.
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| 9 | Remove any special tools or jumper wires and reconnect all previously disconnected components - except the Battery.
WARNING:
TO AVOID PERSONAL INJURY OR DEATH, TURN THE IGNITION ON, THEN RECONNECT THE BATTERY. Connect the DRBIII® to the Data Link Connector - use the most current software available. Use the DRBIII® and erase the stored codes in all airbag system modules. Turn the ignition off, and wait 15 seconds, then turn the ignition on. Wait one minute, and read active codes and if there are none present read the stored codes.
NOTE:
Read the DTC's in ACM and OCM. If the DRBIII® shows any active or stored codes, return to the Symptom list and follow path specified for that trouble code. If no active or stored codes are present, the repair is complete. Are any active DTC present? Yes --> Return to the Symptom list and follow path specified for the trouble code. No --> Repair is complete. |
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