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Home >> Chevrolet >> 2020 >> Malibu LS >> Repair and Diagnosis >> External Pages >> Different car >> Section 119 (Active Noise Cancellation System) >> Diagnostic Information and Procedures >> DTC B126F, B1277, B127C, or B127D (IOR) >> Conditions for Setting the DTC

Conditions for Setting the DTC

WARNING: This page is about a different car, the 2019 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.

B127C 02, B127D 02, B126F 02 

The control module detects a short to ground. - Microphone (+) Signal/Microphone (-) Low Reference

B127C 04, B127D 04, B126F 04 

The control module detects an open circuit. - Microphone (+) Signal/Microphone (-) Low Reference

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