Pinpoint Test C: DTC B10D7:51

Anti-Theft

Pinpoint Tests

Pinpoint Test C: DTC B10D7:51

Normal Operation
- DTC B10D7:51 ( PATS Key: Not Programmed) - a continuous and on-demand DTC that sets when there is an unprogrammed Passive Anti-Theft System (PATS) key. There may not be a concern with the PATS key itself, but the key must be programmed.

This pinpoint test is intended to diagnose the following:

- PATS key
- Instrument Panel Cluster (IPC)

PINPOINT TEST C: DTC B10D7:51

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C1 RETRIEVE THE DTCs


- If only one key is available, cut a new key and program the keys. Refer to Integrated Keyhead Transmitter (IKT) Key Programming Using Diagnostic Equipment Integrated Keyhead Transmitter (IKT) Key Programming Using Diagnostic Equipment.
- If both keys are available, program the keys. Refer to Integrated Keyhead Transmitter (IKT) Key Programming Using Diagnostic Equipment Integrated Keyhead Transmitter (IKT) Key Programming Using Diagnostic Equipment.
- Insert the first PATS key.
- Ignition ON.
- Clear the IPC DTCs.
- Ignition OFF.
- Ignition ON.
- Retrieve and record the IPC DTCs.
- Ignition OFF.
- Insert the second PATS key.
- Ignition ON.
- Clear the IPC DTCs.
- Ignition OFF.
- Ignition ON.
- Retrieve and record the IPC DTCs.
- Is DTC B10D7:51 retrieved for both PATS keys?

Yes
GO to C2.

No
If DTC B10D7:51 is retrieved for one PATS key, REPLACE that key and PROGRAM all the keys. REFER to Integrated Keyhead Transmitter (IKT) Key Programming Using Diagnostic Equipment Integrated Keyhead Transmitter (IKT) Key Programming Using Diagnostic Equipment. CLEAR the DTCs. CYCLE the ignition. REPEAT the self-test.

If DTC B10D7:51 is not retrieved for either key, the system is OK. CHECK all customer PATS keys by attempting to start the vehicle with each key to verify all other PATS keys are programmed.

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C2 CHECK FOR CORRECT IPC OPERATION


- Disconnect the IPC connector.
- Check for:
- corrosion
- damaged pins
- pushed-out pins
- Connect the IPC connector and make sure it seats correctly.
- Operate the system and verify the concern is still present.
- Is the concern still present?

Yes
INSTALL a new IPC. REFER to Instrumentation, Message Center, and Warning Chimes Service and Repair. RESET the parameters in both the IPC and the PCM. REFER to Passive Anti-Theft System (PATS) Parameter Reset Passive Anti-Theft System (PATS) Parameter Reset. PROGRAM the PATS keys into the new IPC. REFER to Integrated Keyhead Transmitter (IKT) Key Programming Using Diagnostic Equipment Integrated Keyhead Transmitter (IKT) Key Programming Using Diagnostic Equipment. CYCLE the ignition. REPEAT the self-test.

No
The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. CLEAR the DTCs. CYCLE the ignition. REPEAT the self-test.

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