Problem Symptoms Table
HINT:
Use the table below to help determine the cause of the problem symptom. 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
PROBLEM SYMPTOMS CHART
| Symptom | Suspected Area | See page |
|---|---|---|
| Hard steering | 1. Front tires (Improperly inflated or unevenly worn) | INSPECTION |
| 2. Front wheel alignment (Incorrect) | FRONT WHEEL ALIGNMENT | |
| 3. Front suspension (Lower ball joint) | INSPECTION | |
| 4. Steering intermediate shaft | STEERING COLUMN ASSEMBLY | |
| 5. Steering column | STEERING COLUMN ASSEMBLY | |
| 6. Steering gear | REMOVAL | |
| 7. Power steering ECU | POWER STEERING ECU | |
| Poor return | 1. Front tires (Improperly inflated or unevenly worn) | INSPECTION |
| 2. Front wheel alignment (Incorrect) | FRONT WHEEL ALIGNMENT | |
| 3. Steering column | STEERING COLUMN ASSEMBLY | |
| 4. Steering gear | REMOVAL | |
| 5. Power steering ECU | POWER STEERING ECU | |
| No free play or excessive play | 1. Steering intermediate shaft | STEERING COLUMN ASSEMBLY |
| 2. Steering gear | REMOVAL | |
| Knocking (or clunking) sound occurs when steering wheel turned while power steering in operation | 1. Steering intermediate shaft | STEERING COLUMN ASSEMBLY |
| 2. Front suspension (Lower ball joint) | INSPECTION | |
| 3. Front axle hub (Hub bearing) | ON-VEHICLE INSPECTION | |
| 4. Steering gear | REMOVAL | |
| Friction sound occurs when steering wheel turned during low speed driving | 1. Power steering motor | STEERING COLUMN ASSEMBLY |
| 2. Steering column | STEERING COLUMN ASSEMBLY | |
| High-pitched sound (squealing sound) occurs when steering wheel turned slowly with vehicle stopped | 1. Power steering motor | STEERING COLUMN ASSEMBLY |
| Steering wheel vibrates and noise occurs when steering wheel turned while vehicle stopped | 1. Power steering motor | STEERING COLUMN ASSEMBLY |
| 2. Steering column | STEERING COLUMN ASSEMBLY |