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Home >> Jeep >> 2012 >> Wrangler Rubicon, Automatic Trans >> Repair and Diagnosis (Single Page) >> Body & Frame >> Door Locks >> Wireless Control Module (WCM) - Electrical Diagnostics >> DTC Troubleshooting >> B2254-Column Lock Module Internal >> Diagnostic Test
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Diagnostic Test

  1. VERIFY THAT THE DIAGNOSTIC TROUBLE CODE (DTC) IS ACTIVE 
    1. Turn the ignition on.
      NOTE:

      Before continuing, review and check for the following:

      • The battery voltage must be above 10 volts.
      • Review the repair history of the vehicle.
      • Ensure that the PCM and WCM are programmed correctly. Compare the PCM VIN to the WCM VIN and ensure the two VINs match.
    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. With the scan tool, read DTCs.

      Is the DTC active?

      Yes 

      • Replace and program the Wireless Control Module and Steering Column Lock Module in accordance with the Service Information.
      • Refer to STANDARD PROCEDURE  and perform the WCM VERIFICATION TEST.

      No 

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