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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 64 (Rear Drive Axle - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC C111A >> Conditions for Setting the DTC

Conditions for Setting the DTC

WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.

C111A 11 

The differential control module detects a short to ground on the rear differential lock actuator motor circuit.

C111A 12 

The differential control module detects a short to battery on the rear differential lock actuator motor circuit.

C111A 13 

The differential control module detects an open on the rear differential lock actuator motor circuit.

C111A 19 

The differential control module detects high current on the rear differential lock actuator motor circuit.