Diagnostic Test

WARNING: This page is about a different car, the 2008 Dodge Magnum, 2008 Dodge Charger, and 2008 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.

CHECK FOR A DTC C2202-ORIGINAL VIN MISMATCH/MISSING
NOTE: This 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. Perform ABS VERIFICATION TEST .

Start the engine.

With the scan tool, read and record DTCs.

Does the scan tool display: C2202-ORIGINAL VIN MISMATCH/MISSING?

Yes
1. Go To 2.
No
1. ABS has learned new VIN.
2. Perform ABS VERIFICATION TEST .
WRONG VIN PROGRAMMED INTO VEHICLE
Is the VIN stored in the ABS and PCM the same?

Yes
1. Replace the Anti-Lock Brake Module in accordance with the Service Information.
2. Perform ABS VERIFICATION TEST .
No
1. Reprogram the VIN per service information.
2. Perform ABS VERIFICATION TEST .