Possible Causes
NOTE:
Circuit reference - VALVE 1 (LSD V1)/VALVE 2 (LSD V2)/VALVE 3 (LSD V3)/VALVE 4 (LSD V4) -
- Rear Drive Unit (RDU) actuator circuit open circuit, high resistance
- Rear Drive Unit (RDU) actuator and All Wheel Drive Control Module (AWDCM) circuit connector pins backed out, corroded or damaged
- Rear Drive Unit (RDU) actuator to All Wheel Drive Control Module (AWDCM) wiring harness internal failure
- All Wheel Drive Control Module (AWDCM) internal failure
- Rear Drive Unit (RDU) actuator internal failure