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Home >> Chrysler >> 2009 >> 300 Signature Series >> Repair and Diagnosis >> Suspension >> Wheels & Tire System >> Wireless Ignition Module (Win) - Electrical Diagnostics >> DTC Troubleshooting >> U0236-Lost Communication With Column Lock Module >> Diagnostic Test

Diagnostic Test

  1. INTERMITTENT DTC 
    1. With the scan tool, erase the current WIN DTCs.
    2. Turn the ignition off.
    3. Arm the VTSS and wait one minute.
    4. Disarm the VTSS and turn the ignition on.

      Does the scan tool display the same DTC?

      Yes 

      • Go To step  2

      No 

  2. (A917) FUSED B(+) CIRCUIT OPEN 
    Fig 1: Checking Fused B(+) Circuit In Steering Column Lock Module Connector
    GC0098068Courtesy of CHRYSLER LLC
    1. Gain access to the Steering Column Lock Module.
    2. Disconnect the Steering Column Lock Module connector.
    3. Using a 12-volt test light connected to ground, check the (A917) Fused B(+) circuit in the Steering Column Lock Module connector.

      Does the test light illuminate brightly?

      Yes 

      • Go to step  3

      No 

  3. (A892) IGNITION SWITCH OUTPUT (KEY-IN) CIRCUIT OPEN 
    Fig 2: Checking Ignition Switch Output (Key-In) Circuit In Steering Column Lock Module Connector
    GC0098061Courtesy of CHRYSLER LLC
    1. Ensure the ignition key is fully inserted into the ignition switch.
    2. Using a 12-volt test light connected to ground, check the (A892) Ignition Switch Output (Key-In) circuit in the Steering Column Lock Module connector.

      Does the test light illuminate brightly?

      Yes 

      • Go to step  4

      No 

  4. (Z910) GROUND CIRCUIT OPEN 
    Fig 3: Checking Ground Circuit At Steering Column Lock Module Connector
    GC0098069Courtesy of CHRYSLER LLC
    1. Using a 12-volt test light connected to 12-volts, check the (Z910) Ground circuit at the Steering Column Lock Module connector.

      Does the test light illuminate brightly?

      Yes 

      • Go to step  5

      No 

  5. (D508) TIRE PRESSURE BUS CIRCUIT OPEN 
    1. Disconnect the WIN harness connector.
    2. Measure the resistance of the (D508) Tire Pressure Bus circuit between the WIN and the Steering Column Lock Module connectors.

      Is the resistance below 1.0 ohms?

      Yes 

      No