DTC U1167 Buick
Microphone 2 Circuit (+) - Circuit Short To Battery
Microphone 2 Circuit (+) - Circuit Short To Battery
Description
The Hands Free Module (HFM) controls and monitors the (X722) microphone 2 input circuit (+) for a concern. The HFM communicates over the CAN-AT Bus. The microphone is located in the rearview mirror.
Cause and Solution
(X722) MICROPHONE 2 IN (+) CIRCUIT SHORTED TO BATTERY VOLTAGEINSIDE REARVIEW MIRRORHANDS FREE MODULE
Video Guide
Diagnostic Info
- DTC Code: U1167
- Brand: Buick