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DTC P0513: Invalid Skim Key: Testing

  1. Turn the ignition on. With the DRBIII® scan tool, read the PCM DTCs. Is the Good Trip Counter displayed and equal to zero? If yes, go to next step. If no, go to step  7.
  2. With the DRBIII® scan tool, attempt to communicate with the SKIM. Turn the ignition on. Can the DRBIII® scan tool communicate with the SKIM? If yes, go to next step. If no, refer to the no communication category.
  3. Turn the ignition on. With the DRBIII® scan tool, check for SKIM DTCs. Are any DTCs present in the SKIM? If yes, refer to SKIM category for the related symptom(s).
  4. Turn the ignition on. With the DRBIII® scan tool, display the VIN that is programmed in the PCM. Has a VIN been programmed into the PCM? If yes, go to next step. If no, program the correct VIN into the PCM and retest.
  5. Turn the ignition on. With the DRBIII® scan tool, display the VIN that is programmed in the PCM. Was the correct VIN programmed into the PCM? If yes, go to next step. If no, replace and program the PCM. See PROGRAMMING .
  6. Turn the ignition off. Replace and program the sentry key immobilizer module. See PROGRAMMING . Turn the ignition on. With the DRBIII® scan tool, erase all SKIM and PCM DTCs. Attempt to start and idle the engine. With the DRBIII® scan tool, read the PCM DTCs. Does the DRBIII® scan tool display this code? If yes, before continuing disconnect the PCM harness connector and check the related wiring terminals for corrosion, damage or terminal push out. Repair as necessary. Pay particular attention to all power and ground circuits. If there are no possible causes remaining, replace and program the PCM. See PROGRAMMING .
    7. NOTE: If this DTC cannot be reset, it could have been an actual theft attempt.
  7. You must obtain the SKIM pin number. This DTC could have been set if the SKIM harness connector was disconnected, or if the SKIM was replaced recently. All keys that the customer uses for this vehicle must be tested to verify they are operating properly. Turn the ignition on. Verify the correct VIN is programmed into the PCM and SKIM. Turn the ignition off. With the next customer key turn the ignition key on and crank the engine to start. With the DRBIII® scan tool, read the PCM DTCs. Look for P0513. Is the Good Trip Counter for DTC P0513 displayed and equal to zero? If yes, replace the ignition key. If no, test complete.
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