4WD SYSTEM: Fail-Safe

If any malfunction occurs in 4WD electrical system, and control unit detects the malfunction, 4WD warning indicator on information display is displayed to indicate system malfunction.
When 4WD warning indicator is displayed, vehicle changes to front-wheel drive or shifts to 4-wheel drive (rear-wheels still have some driving torque).

DTC	Possible cause	Vehicle condition
C1201	Internal malfunction of 4WD control unit	Front-wheel drive or shifts to 4-wheel drive (Rear-wheels still have some driving torque)
C1203	ABS malfunction Vehicle speed signal error
C1204	Internal malfunction of electronic controlled coupling Malfunction of 4WD solenoid power supply circuit (open or short) Malfunction of 4WD solenoid command current
C1205	Internal malfunction of 4WD control unit Malfunction of 4WD solenoid power supply circuit (ground short)
C1209	Malfunction of 4WD shift switch or 4WD shift switch circuit
C1210	Malfunction of engine control system
P1804	Internal malfunction of 4WD control unit
P181F	Writing unit characteristics is incomplete.
U1000	CAN communication error Malfunction of 4WD control unit
U1010	Malfunction of 4WD control unit