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B1160
DTC B1160: Gauge Control Module Lost Communication (Door Lock Switch Message) with the Door Multiplex Control Unit1. Clear the DTCs using the HDS.
2. Cycle the ignition switch to OFF and then back ON.
3. Check for DTCs by selecting the DTCs MENU (DTCs) from the HDS.
Is DTC B1160 indicated?
YES - Go to step 4.
NO - Intermittent failure. The gauge control system is OK at this time. Check pinfits and connections.
4. Check for DTCs by the DTCs MENU (DTCs) of the HDS.
Are DTCs B1006 or B1058 also indicated?
YES - Go to Door Multiplex Control Unit Input Test. Component Tests and General Diagnostics
NO - Go to Gauge Control Module Input Test. Component Tests and General Diagnostics