STEERING SYSTEM PROBLEM SYMPTOMS TABLE
Tech Tips
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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.
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Inspect the fuses and relays related to this system before inspecting the suspected areas below.
| Symptom | Suspected Area | See page |
|---|---|---|
| Heavy steering | Front tires (Improperly inflated, unevenly worn) | |
| Front wheel alignment (Incorrect) | ||
| Steering system joints (Worn) | - | |
| Steering column | ||
| Torque sensor (Built into steering column) | - | |
| Power steering motor | ||
| Speed sensor | ||
| Battery and power source system | - | |
| Power steering ECU power source voltage and relay (for 2AR-FE) | ||
| Power steering ECU power source voltage and relay (for 2GR-FE) | ||
| Power steering gear | ||
| Power steering ECU (for 2AR-FE) | ||
| Power steering ECU (for 2GR-FE) | ||
| Skid control ECU | - | |
| Poor return | Front tires (Improperly inflated, unevenly worn) | |
| Front wheel alignment (Incorrect) | ||
| Steering column | ||
| Power steering gear | ||
| Power steering ECU (for 2AR-FE) | ||
| Power steering ECU (for 2GR-FE) | ||
| Excessive free play | Steering system joints (Worn) | - |
| Front suspension (Lower ball joint) | ||
| Intermediate shaft, universal joint, sliding yoke (Worn) | - | |
| Front axle hub (Hub bearing) | ||
| Power steering gear | ||
| A knocking (or clunking) sound occurs when turning the steering wheel back and forth while power steering is operating. | Front suspension (Lower ball joint) | |
| Steering intermediate shaft | - | |
| Power steering ECU (for 2AR-FE) | ||
| Power steering ECU (for 2GR-FE) | ||
| Friction occurs when turning the steering wheel during low-speed driving. | Steering column | |
| Power steering motor | ||
| A high-pitched sound (squeaking) occurs when turning the steering wheel slowly with the vehicle stopped. | Steering column | |
| Power steering motor | ||
| Steering wheel vibrates and noise occurs when turning the steering wheel with the vehicle stopped. | Steering column | |
| Power steering motor |