FixVault

Problem Symptoms Table

Use the table below to help you find the cause of the problem.

The numbers indicate the ranked order of probability of each of the possible causes.

Check each part in order.

Replace the applicable parts as necessary.

TRANSFER SYSTEM 

PROBLEM SYMPTOMS TABLE

Symptom Suspected Area Information
Noise Oil (Level low) ADJUSTMENT 
Oil (Wrong) ADJUSTMENT 
Transfer faulty DISASSEMBLY 
Oil leakage Oil (Level too high) ADJUSTMENT 
Gasket (Damaged) DISASSEMBLY 
Oil seal (Worn or damaged) DISASSEMBLY 
O-ring (Worn or damaged) DISASSEMBLY 
Shift from 4WD (H4) to 4WD (H4) impossible Four wheel drive control switch INSPECTION 
Wire harness INSPECTION 
Four wheel drive control ECU INSPECTION 
Shift from 4WD (L4) to 4WD (H4) impossible Four wheel drive control switch INSPECTION 
Wire harness INSPECTION 
Four wheel drive control ECU INSPECTION