Faulty Fail Safe Relay
Fail Safe Relay harness is open or shorted
Fail Safe Relay circuit poor electrical connection
Anti-Lock Brake System (ABS) Warning Light ON
Engine Light ON (or Service Engine Soon Warning Light)
The AWD Control Unit monitors the Fail Safe Relay Stuck. The AWD Control Unit sets the OBDII code when the Fail Safe Relay Stuck is not to factory specifications.