B1156

Factory Manual References

Factory service manual diagnostic procedure for 2007 acura tsx

A L L Diagnostic Trouble Codes ( DTC )

B1156

DTC B1156: Gauge Control Module Lost Communication with the Combination Switch Control Unit (Wiper Switch Message)

NOTE: If you are troubleshooting multiple DTC's be sure to follow the instructions in B-CAN system diagnosis Test Mode A.

1. 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 B1156 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 selecting the DTCs MENU (DTCs) of the HDS.

Is DTC B1063 also indicated?

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

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

Supporting Diagrams & Locations

Reference material from the factory manual for this diagnostic procedure.

Diagram

A/C Leak Detection (B07-025)

Diagram

A/C Leak Detection (B07-025)

Location

CHRYSLER Group LLC

Location

CHRYSLER Group LLC

Location

ACURA

Location

AUDI

Fuse/Relay

CHRYSLER Group LLC

Fuse/Relay

AUDI

Fuse/Relay

BMW

Fuse/Relay

CHRYSLER Group LLC

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