Toyota 4Runner: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
Steering System|
Symptom |
Suspected Area |
See page |
|---|---|---|
|
Hard steering |
Tires (Improperly inflated) |
|
|
Power steering fluid level (Low) |
|
|
|
Drive belt (Loose) |
|
|
|
Front wheel alignment (Incorrect) |
|
|
|
Steering system joints (Worn) |
- |
|
|
Suspension arm ball joints (Worn) |
|
|
|
Steering column (Binding) |
- |
|
|
Power steering vane pump |
|
|
|
Power steering gear |
|
|
|
Poor return |
Tires (Improperly inflated) |
|
|
Front wheel alignment (Incorrect) |
|
|
|
Steering column (Binding) |
- |
|
|
Power steering gear |
|
|
|
Excessive play |
Steering system joints (Worn) |
- |
|
Suspension arm ball joints (Worn) |
|
|
|
Intermediate shaft, sliding yoke (Worn) |
- |
|
|
Front wheel bearing (Worn) |
|
|
|
Power steering gear |
|
|
|
Abnormal noise |
Power steering fluid level (Low) |
|
|
Steering system joints (Worn) |
- |
|
|
Power steering vane pump |
|
|
|
Power steering gear |
|
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Precaution
PRECAUTION
1. HANDLING PRECAUTIONS FOR STEERING SYSTEM
(a) Care must be taken when replacing parts. Incorrect replacement may affect
the performance of the steering system and result in driving ha ...
Adjustment
ADJUSTMENT
PROCEDURE
1. STEERING OFF CENTER ADJUSTMENT PROCEDURE
HINT:
This is the adjustment procedure for when the steering is off center.
(a) Check if the steering wheel is off center.
...
Other materials about Toyota 4Runner:
Accumulator Solenoid Malfunction / Upside (C1831/31,C1832/32)
DESCRIPTION
The stabilizer control ECU receives information from the steering angle sensor,
skid control ECU (speed signal) and yaw rate and acceleration sensor via CAN communication.
Based on this information, the stabilizer control ECU turns the stabili ...
How To Proceed With Troubleshooting
PROCEDURE
1.
CHECK TIRE AND WHEEL SYSTEM
DIAGNOSIS OF IRREGULAR TIRE WEAR
GO TO STEP 9
DIAGNOSIS OF TIRE VIBRATION
2.
...
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