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Home >> Jeep >> 2013 >> Compass Limited, AWD, Trans Mfr CD CVT2 >> Repair and Diagnosis >> Accessories & Equipment >> Anti-Theft Systems >> Wireless Control Module (WCM) - Electrical Diagnostics >> DTC Troubleshooting >> B2102-Ignition Run/Start Input High >> Diagnostic Test

Diagnostic Test

  1. DETERMINING IF DIAGNOSTIC TROUBLE CODE (DTC) IS CURRENT 
    NOTE:

    Diagnose any related Powertrain DTCs before continuing.

    1. With a scan tool, read and record DTCs.
    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 

      • Go To  3

      No 

      • Go To  2
  2. INTERMITTENT CONDITION 
    NOTE:

    Check for any of the follow conditions:

    • Poor wire to terminal connection
    • Corroded terminals
    • Backed out or loose terminals
    • Broken wire internal to the insulation
    • Dirty (partial) module ground

    1. With the ignition on, wiggle the related wires.
    2. Using a scan tool, read DTCs.

      Does the DTC reset?

      Yes 

      • Repair the wiring as necessary.
      • Perform the WCM VERIFICATION TEST. Refer to STANDARD PROCEDURE .

      No 

      • DTC is not active at this time. Test complete.
  3. FUSED IGNITION SWITCH OUTPUT (RUN-START) CIRCUIT SHORTED TO BATTERY VOLTAGE 
    Fig 1: Checking Fused Ignition Switch Output (Run-Start) Circuit For A Short To Battery
    GC0100385Courtesy of CHRYSLER GROUP, LLC
    NOTE:

    A dirty (partial) ground can cause abnormal conditions within a system. Ensure the module has a good ground before continuing.

    1. Turn the ignition off.
    2. Disconnect the WCM harness connector.
    3. Using a 12 volt test light connected to ground, probe the Fused Ignition Switch Output (Run-Start) circuit in the WCM harness connector.

      Does the test light illuminate brightly?

      Yes 

      • Repair the Fused Ignition Switch Output (Run-Start) circuit for a short to voltage.
      • Perform the WCM VERIFICATION TEST. Refer to STANDARD PROCEDURE .

      No 

      • Replace and program the SKREEM in accordance with the Service Information.
      • Perform the WCM VERIFICATION TEST. Refer to STANDARD PROCEDURE .