AWD Warning Lamp

AWD WARNING LAMP

Description
^ Turns ON when there is a malfunction in AWD system. AWD warning lamp indicates the vehicle is in fail-safe mode and shifting to rear-wheel drive or 4-wheel drive (front-wheels still have some driving torque).
^ Also turns ON when ignition switch is turned ON, for the purpose of lamp check. Turns OFF approximately for 1 second after the engine starts if system is normal.

AWD WARNING LAMP INDICATION:

CAUTION:
^ AWD warning lamp also turns ON due to data reception error, CAN communication error etc.

Component Function Check

1. CHECK AWD WARNING LAMP FUNCTION
1. Turn ignition switch ON.
2. Make sure that AWD warning lamp lights up.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Proceed to diagnosis procedure. Refer to "Diagnosis Procedure".

Diagnosis Procedure

1. CHECK POWER SUPPLY AND GROUND CIRCUIT
Perform the trouble diagnosis for power supply and ground circuit. Refer to DLN-21, "Diagnosis Procedure". Power Supply and Ground Circuit
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace the malfunctioning part.

2. PERFORM SELF-DIAGNOSIS

With CONSULT-III
Perform AWD control unit self-diagnosis.
Is any DTC detected?
YES >> Check the DTC.
NO >> GO TO 3.

3. CHECK AWD WARNING LAMP SIGNAL

With CONSULT-III
1. Turn the ignition switch ON.

CAUTION: Never start the engine.

2. Check "4WD WARN LAMP" of AWD control unit CONSULT-III "DATA MONITOR".
Does the item on "DATA MONITOR" indicate "On"?
YES >> GO TO 4.
NO >> Replace AWD control unit.

4. CHECK COMBINATION METER POWER SUPPLY CIRCUIT
Perform the trouble diagnosis for combination meter power supply circuit. Refer to MWI-53, "COMBINATION METER: Diagnosis Procedure".
Combination Meter
Is the inspection result normal?
YES >> INSPECTION END
NO >> Repair or replace the malfunctioning part.