Right Doors Lock Only - Quad Cab

RIGHT DOORS LOCK ONLY - QUAD CAB





For a complete wiring diagram,






NOTE: If the G778 circuit is shorted, the fuse may blow after one attempt to operate the locks.

1. CHECK FOR ACTIVE DTCs
1. Turn the ignition on.
2. With the scan tool, read active DTCs.

Does the scan tool display any Door Lock related DTCs?

No

- Go To 2

Yes

- Diagnose and repair the DTC(s).

2. CHECK THE (G778) DOOR UNLOCK DRIVER RIGHT DOORS CIRCUIT FOR A SHORT TO GROUND




1. Turn the ignition off.
2. Disconnect the Cluster C1 connector.
3. Measure the resistance between ground and the (G778) Door Unlock Driver Right Doors circuit.

Is the resistance below 1,000 Ohms?

No

- Replace the Cluster.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

Yes

- Repair the (G778) Door Unlock Driver Right Doors circuit for a short to ground.
- Perform the BODY VERIFICATION TEST. Body Verification Test.