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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 226 (Driver Assistance Systems - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> Adaptive Cruise Control Malfunction >> Diagnostic Fault Information

Diagnostic Fault Information

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.
Circuit Number Circuit Function Short to Ground Open/High Resistance Short to Voltage Signal Performance
5737 Signal 2, 3, 4 2, 3, 4 2, 3, 4 -
1449 Low Reference - 1 - -
1. Cruise control inoperative
2. Unable to change adaptive cruise control following distance
3. Unable to disable lane keep assist
4. Cruise control set and resume second detent function inoperative