VIDEO

Acura DTC

Acura DTC B1171

Manufacture

Acura DTC

Code

B1171

Definition

Gauge Control Module Lost Communication With Adaptive Cruise Control Unit (ACC Message)

Description

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

Cause

  • Faulty battery or charging systemPerform the gauge control module input testBlown fuseLoose or poor connectionsOpen or Short circuit between the gauge control module and adaptive cruise control unitPoor groundFaulty gauge control module Faulty adaptive cruise control unit

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