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Acura DTC

Acura DTC B1166

Manufacture

Acura DTC

Code

B1166

Definition

Gauge Control Module Lost Communication With Adaptive Front Lighting Control Unit (AFS Message)

Description

Poor communication between the gauge control module and adaptive front lighting control unit. NOTE: If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A.

Cause

  • Perform the adaptive front lighting control unit input testPerform the gauge control module input testBlown fusePoor connections or loose terminals between the gauge control module and the adaptive front lighting control unitFaulty adaptive front lighting control unit Faulty gauge control module

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