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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 224 (Lighting System - Diagnostic Information And Procedures (1 Of 2)) >> Diagnostic Information and Procedures >> DTC B191A >> Conditions for Setting the DTC

Conditions for Setting the DTC

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DTC B191A 11 

The BCM detects a short to ground in the Front Footwell Accent Lighting Control circuit 7558.

DTC B191A 12 

The BCM detects a short to voltage in the Front Footwell Accent Lighting Control circuit 7558.

DTC B191A 13 

The BCM detects an open/high resistance in the Front Footwell Accent Lighting Control circuit 7558.

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