B1155

DTC B1155: Gauge Control Module Lost Communication with the Combination Switch Control Unit (HLSW Message)

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

1. Clear the DTCs with the HDS.
2. Turn the ignition switch OFF and then back ON (II).
3. Wait for 6 seconds.
4. Check for DTCs with the HDS.

Is DTC B1155 indicated?

YES - Go to step 5.

NO - Intermittent failure. The gauge control system is OK at this time.

5. Check for DTCs with the HDS.

Are DTCs B1007, B1062, and B2108 also indicated?

YES - Go to the Combination Switch Control Unit Input Test. Combination Switch Control Unit Input Test

NO - Go to the Gauge Control Module Input Test. Gauge Control Module Input Test