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Home >> Chrysler >> 2007 >> 300 Base >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P0457 To P0563 >> P0513-Invalid Skim Key >> Diagnostic Test

Diagnostic Test

  1. 1) ACTIVE DTC 

    Attempt to start the engine.

    WARNING: When the engine is operating, do not stand in direct line with the fan. Do not put your hands near the pulleys, belts, or fan. Do not wear loose clothing. Failure to follow these instructions can result in personal injury or death.

    With a scan tool, select View DTCs.

    Is the status Active for this DTC? 

    Yes 

    1. Go to  2).

    No 

    1. Go to  7).
  2. 2) NO COMMUNICATION WITH SKREEM/WCM 
    NOTE: For vehicle communication problems, use the scan tool to refer to the Network Review Screen. The screen depicts a high level view of the vehicle network. Fault and problem areas appear in red. Selecting any of the network components allows access to the source of the problem.

    With the scan tool, attempt to communicate with the SKREEM/WCM.

    Can the scan tool communicate with the SKREEM/WCM? 

    Yes 

    1. Go to  3).

    No 

    1. Refer to VEHICLE THEFT SECURITY - ELECTRICAL DIAGNOSTICS and perform the appropriate Diagnostic Procedure.
    2. Perform SKREEM/SKIM VERIFICATION TEST .
  3. 3) SKREEM/WCM TROUBLE CODES SET  

    With the scan tool, check for SKREEM/WCM DTCs.

    Are any DTCs present in the SKREEM/WCM? 

    Yes 

    1. Refer to VEHICLE THEFT SECURITY - ELECTRICAL DIAGNOSTICS and perform the appropriate Diagnostic Procedure.
    2. Perform SKREEM/SKIM VERIFICATION TEST .

    No 

    1. Go to  4).
  4. 4) VIN PROGRAMMED INTO PCM 

    With the scan tool, display the VIN that is programmed in the PCM.

    Has the correct VIN been programmed into the PCM? 

    Yes 

    1. Go to  5).

    No 

    1. Program the correct VIN into the PCM and retest.
    2. Perform SKREEM/SKIM VERIFICATION TEST .
  5. 5) SENTRY KEY/WIRELESS CONTROL MODULE (SKREEM/WCM) 

    Turn the ignition off.

    Replace and program the SKREEM/WCM in accordance with the Service Information.

    Turn the ignition on.

    With the scan tool, erase all SKREEM/WCM and PCM DTCs.

    Attempt to start the engine.

    With a scan tool, select View DTCs.

    Is the status Active for this DTC? 

    Yes 

    1. Go to  6).
    2. Perform SKREEM/SKIM VERIFICATION TEST .

    No 

    1. Test complete.
  6. 6) POWERTRAIN CONTROL MODULE (PCM) 

    Using the wiring diagram/schematic as a guide, inspect the wiring and connectors between the SKREEM/WCM and the PCM.

    Look for any chafed, pierced, pinched, or partially broken wires.

    Look for broken, bent, pushed out or corroded terminals.

    Refer to any Technical Service Bulletins that may apply.

    Were any problems found? 

    Yes 

    1. Repair as necessary.
    2. Perform SKREEM/SKIM VERIFICATION TEST .

    No 

    1. Replace and program the Powertrain Control Module (PCM) in accordance with the Service Information.
    2. Perform SKREEM/SKIM VERIFICATION TEST .
  7. 7) IGNITION KEY 
    NOTE: This DTC could have been set if the SKREEM/WCM harness connector was disconnected, or if the SKREEM/WCM was replaced recently.
    NOTE: All of the ignition keys for this vehicle must be tested to verify proper operation.
    NOTE: If this DTC does not reset, it may have been an actual theft attempt.

    Turn the ignition on.

    Verify that the correct VIN is programmed into the PCM and SKREEM/WCM.

    Turn the ignition off.

    Using each vehicle key, turn the ignition on and start the engine.

    With a scan tool, View DTCs for each key.

    Is the status Active for this DTC? 

    Yes 

    1. Replace the ignition key.
    2. Perform SKREEM/SKIM VERIFICATION TEST .

    No 

    1. Test Complete.
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