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Diagnostic Test

  1. WIRELESS IGNITION NODE (WIN) 
    NOTE: Before continuing review and check the following conditions:
    • Review the repair history of the vehicle. Ensure the vehicle has the correct PCM and WIN installed. Check the part numbers.
    • Using a scan tool, ensure the PCM and WIN have been programmed correctly. Compare the PCM VIN to the WIN VIN and ensure the two VINS match.
    1. Turn the ignition on.
    2. With the scan tool, clear DTCs.
    3. Perform 5 ignition cycles, leaving the ignition switch on for a minimum of 90 seconds per cycle.
    4. Using the scan tool, read DTCs.

      Does the DTC reset?

      Yes 

      No 

      • The DTC is not active at this time. Test complete.