4WD Warning Lamp Flashes Slowly

4WD WARNING LAMP FLASHES SLOWLY

Description

The 4WD warning lamp flashes slowly while driving (1 time / 2 seconds). The lamp continues to flash until the ignition switch is turned OFF.


Diagnosis Procedure


1. CHECK TIRES

Check the following. Specifications.
- Tire size
- Tire wear
- Tire pressure
Are the inspection results normal?
YES- GO TO 2.
NO- Repair or replace damaged parts.

2. SYMPTOM CHECK

Check again.
Does the symptom still occur?
YES- GO TO 3.
NO- Inspection End.

3. CHECK TRANSFER CONTROL UNIT

Check transfer control unit input/output signal. Pinout Values and Diagnostic Parameters.
Are the inspection results normal?
YES- Inspection End.
NO- Check transfer control unit pin terminals for damage or loose connection with harness connector.
If any items are damaged, repair or replace damaged parts.