DTC C1A27-15: Compressor Circuit - Circuit short to battery or open: Action
- Refer to the appropriate system wiring diagram and check the integrity of the air suspension air supply unit main fuse and associated wiring in the rear fuse box. Repair or replace as required, clear the DTCs and retest
- Refer to the appropriate system wiring diagram and check the integrity of the air suspension air supply unit main relay and associated wiring in the rear fuse box. Repair or replace as required, clear the DTCs and retest
- Refer to the appropriate system wiring diagram and check the air suspension air supply unit motor power supply circuits for short circuit to ground. Repair circuit as required, clear the DTCs and retest