P0513

SYMPTOM
P0513-INVALID SKIM KEY

WHEN MONITORED
Ignition on.

SET CONDITION
The PCM detects an invalid SKREEM key. One Trip Fault.

POSSIBLE CAUSES
- INCORRECT VIM PROGRAMMED IN THE PCM
- NO COMMUNICATION WITH SKREEM
- NO VIM PROGRAMMED IN THE PCM
- IGNITION KEY
- PCM

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Scan Tool Testing and Procedures

DIAGNOSTIC TEST
1. ACTIVE DTC





Ignition on, engine not running.
With the scan tool, read the PCM DTCs.
Is the DTC active at this time?
Yes>> Go To 2
No>> Go To 6

2. NO COMMUNICATION WITH SKREEM





With the scan tool, attempt to communicate with the SKREEM.
Can the scan tool communicate with the SKREEM?
Yes>> Go To 3
No>> perform the appropriate Diagnostic Procedure. Perform SKREEM VERIFICATION.

3. SKREEM TROUBLE CODES SET





With the scan tool, check for SKREEM DTCs.
Are any DTCs present in the SKREEM?
Yes>> perform the appropriate Diagnostic Procedure. Perform SPREE 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 SKREEM VERIFICATION.

5. PCM





Turn the ignition off.
Replace and program the SKREEM per Service Information.
Ignition on, engine not running.
With the scan tool, erase all SKREEM 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 SKREEM VERIFICATION.
No>> Test Complete.

6. IGNITION KEY





Note: You must obtain the SKREEM pin number.

Note: This DTC could have been set if the SKREEM harness connector was disconnected, or if the SKREEM 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 VIM is programmed into the PCM and SKREEM.
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 SKREEM VERIFICATION.
No>> Test Complete.

Note: If this DTC cannot be reset, it could have been an actual theft attempt.