For a complete wiring diagram Refer to Section 8W.When Monitored:At power up, VIN is read off the CAN bus.Set Condition:The VIN stored in the ABM does not match the VIN read off of the CAN bus.Possible CausesABM MOVED FROM DIFFERENT VEHICLEANTI-LOCK BRAKE MODULE (ABM)WRONG VIN PROGRAMMED INTO VEHICLE1. CHECK FOR A DTC C2202-ORIGINAL VIN MISMATCH/MISSINGThis DTC must be active for the results of this test to be valid.Turn the ignition on.With the scan tool, read and record DTCs.With the scan tool, read and record Freeze Frame information.Perform ECU initialization with drive test. Refer to ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).Start the engine.With the scan tool, read and record DTCs.Does the scan tool display: C2202-ORIGINAL VIN MISMATCH/MISSING?YesGo To 2 NoRefer to the INTERMITTENT CONDITION diagnostic procedure.Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).2. WRONG VIN PROGRAMMED INTO VEHICLEIs the correct VIN programmed into the vehicle?YesReplace the Anti-Lock Brake Module in accordance with the Service Information.Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).NoReprogram the VIN per service information.Perform ABS VERIFICATION TEST. (Refer to 5 - BRAKES - STANDARD PROCEDURE).