Problem Symptoms Table
WARNING: This page is about a different car, the 2007 Toyota Tacoma. However, it is still accessible from the selected car via links, so may be relevant.
Use PROBLEM SYMPTOMS TABLE 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.
PROBLEM SYMPTOMS TABLE
| Symptom | Suspected area | Reference |
|---|---|---|
| Noise | 1. Oil (Level low) | TRANSFER OIL |
| 2. Oil (Wrong) | TRANSFER OIL | |
| 3. Transfer faulty | REMOVAL | |
| Oil leakage | 1. Oil (Level too high) | TRANSFER OIL |
| 2. Gasket (Damaged) | REMOVAL | |
| 3. Oil seal (Worn or damaged) | REMOVAL | |
| 4. O-ring (Worn or damaged) | REMOVAL | |
| Tight corner braking | 1. Transfer faulty | REMOVAL |
| Shift from 4WD (H4) to 4WD (L4) impossible | 1. Four wheel drive control switch | INSPECTION |
| 2. Wire harness | - | |
| 3. Four wheel drive control ECU | INSPECTION | |
| Shift from 4WD (L4) to 4WD (H4) impossible | 1. Four wheel drive control switch | INSPECTION |
| 2. Wire harness | - | |
| 3. Four wheel drive control ECU | INSPECTION |