P0513-INVALID SKIM KEY
For a complete wiring diagram Refer to Section 8W.
- When Monitored:
Ignition on.
- Set Condition:
The PCM detects an invalid SKIM key. One Trip Fault.
| Possible Causes |
| INCORRECT VIN PROGRAMMED IN THE PCM |
| NO COMMUNICATION WITH SKIM |
| NO VIN PROGRAMMED IN THE PCM |
| IGNITION KEY |
| PCM |
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. (Refer to 9 - ENGINE - DIAGNOSIS AND TESTING).
Diagnostic Test
1. ACTIVE DTCIgnition on, engine not running.
With the scan tool, select VIew PCM DTCs.
Is the DTC Active at this time?
Yes
- Go To 2
No
- Go To 6
2. NO COMMUNICATION WITH SKIM
With the scan tool, attempt to communicate with the SKIM.
Can the scan tool communicate with the SKIM?
Yes
- Go To 3
No
- Refer to Section 8 - Electrical VEHICLE THEFT SECURITY - ELECTRICAL DIAGNOSTICS and perform the appropriate Diagnostic Procedure.
- Perform the SKIM VERIFICATION.
3. SKIM TROUBLE CODES SET
With the scan tool, check for SKIM DTCs.
Are any DTCs present in the SKIM?
Yes
- Refer to Section 8 - Electrical VEHICLE THEFT SECURITY - ELECTRICAL DIAGNOSTICS and perform the appropriate Diagnostic Procedure.
- Perform the SKIM VERIFICATION.
No
- Go To 4
4. VIN PROGRAMMED INTO PCM
With the scan tool, display the VIN that is programmed in the PCM.
Has a VIN been programmed into the PCM?
Yes
- Go To 5
No
- Program the correct VIN into the PCM and retest.
- Perform the SKIM VERIFICATION.
5. PCM
Turn the ignition off.
Replace and program the SKIM per Service Information.
Ignition on, engine not running.
With the scan tool, erase all SKIM and PCM DTCs.
Attempt to start and idle the engine.
With the scan tool, read the PCM DTCs.
Does the scan tool display this code?
Yes
NOTE: Before continuing, check the PCM harness connector terminals for corrosion, damage, or terminal push out. Repair as necessary. Replace and program the Powertrain Control Module per Service Information.
- Perform the SKIM VERIFICATION.
No
- Test Complete.
6. IGNITION KEY
NOTE: You must obtain the SKIM pin number.
NOTE: This DTC could have been set if the SKIM harness connector was disconnected, or if the SKIM was replaced recently.
NOTE: All keys that the customer uses for this vehicle must be tested to verify they are operating properly.
Ignition on, engine not running.
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 scan tool, read the PCM DTCs. Look for P0513.
Is the DTC P0513 still active?
Yes
- Replace the Ignition Key.
- Perform the SKIM VERIFICATION.
No
- Test Complete.
NOTE: If this DTC cannot be reset, it could have been an actual theft attempt.