Hands Free Module (HFM)

B2205-ORIGINAL VIN MISSING/MISMATCH

For a complete wiring diagram, refer to the Wiring Information Electrical Diagrams.

- When Monitored:
With the ignition on.

- Set Condition:
The Hands Free Module will receive and monitor the VIN message from the PCM and record the VIN if different from the last VIN.





1. CHECK FOR ACTIVE DTC
1. With the scan tool, read the active DTCs.
2. Cycle the ignition switch from off to on.
3. With the scan tool, read the active DTCs.

Does the scan tool display this DTC as active?

Yes

- Go To 2

No

- If the DTC is stored, check for an intermittent condition. Visually inspect the related wiring harness connectors. Look for broken, bent, pushed out, or corroded terminals.

2. CHECK VIN IN PCM
1. With the scan tool compare the VIN that is programmed into the PCM to the VIN on the vehicle.

Does the VIN programmed into the PCM match the vehicles VIN?

Yes

- Inspect the wiring and connectors for damage or shorted circuits. If OK, replace and program the Hands Free Module.
- Perform the BODY VERIFICATION TEST Body Verification Test.

No

- Program the correct VIN in the PCM and retest the HFM system.