B1182

DTC Troubleshooting: B1182

DTC B1182: Gauge Control Module Lost Communication with Driver's MPCS Unit (DRLOCKSW Message)

NOTE: If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A. Troubleshooting - B-CAN System Diagnosis Test Mode A

1. Clear the DTCs with the HDS.

2. Turn the ignition switch to LOCK (0) and then back ON (II).

3. Wait for more than 6 seconds.

4. Check for DTCs with the HDS.

Is DTC B1182 indicated?
YES - Go to step 5.

NO - Intermittent failure, the system is OK at this time. Check for loose or poor connections between the gauge control module and the driver's MPCS unit.


5. Check for DTCs with the HDS.

Are DTCs B1013, B1015, B1065, and B1905 indicated with DTC B1182?
YES - Do the driver's MPCS unit input test. Multiplex Integrated Control System Driver's MPCS Unit Input Test

NO - Do the gauge control module input test. Gauge Control Module Input Test