Problem Symptoms Table
Use the table below to help you find the cause of the problems. The numbers indicate the ranked order of probability of each of the possible causes. Check each part in the order shown. Repair or replace the parts as necessary.
STEERING SYSTEM
STEERING SYSTEM SYMPTOM CHART
| Symptom | Suspected area | Refer to |
|---|---|---|
| Hard steering | 1. Tires (Improperly inflated) | INSPECTION |
| 2. Power steering fluid level (Low) | ON-VEHICLE INSPECTION | |
| 3. Drive belt (Loose) | ON-VEHICLE INSPECTION | |
| 4. Front wheel alignment (Incorrect) (2WD) | FRONT WHEEL ALIGNMENT (FOR 2WD) | |
| 5. Front wheel alignment (Incorrect) (4WD Pre) | FRONT WHEEL ALIGNMENT (FOR 4WD AND PRE-RUNNER) | |
| 6. Steering system joints (Worn) | - | |
| 7. Suspension arm ball joints (2WD) (Worn) | REMOVAL | |
| 8. Suspension arm ball joints (4WD Pre) (Worn) | FRONT LOWER SUSPENSION ARM (FOR 4WD AND PRE-RUNNER) | |
| 9. Steering column (Binding) | - | |
| 10. Power steering vane pump (2TR) | REMOVAL | |
| 11. Power steering vane pump (1GR) | REMOVAL | |
| 12. Power steering gear (2WD) | REMOVAL | |
| 13. Power steering gear (4WD Pre) | REMOVAL | |
| Poor return | 1. Tires (Improperly inflated) | INSPECTION |
| 2. Front wheel alignment (Incorrect) (2WD) | FRONT WHEEL ALIGNMENT (FOR 2WD) | |
| 3. Front wheel alignment (Incorrect) (4WD Pre) | FRONT WHEEL ALIGNMENT (FOR 4WD AND PRE-RUNNER) | |
| 4. Steering column (Binding) | - | |
| 5. Power steering gear (2WD) | REMOVAL | |
| 6. Power steering gear (4WD Pre) | REMOVAL | |
| Excessive free play | 1. Steering system joints (Worn) | - |
| 2. Suspension arm ball joints (Worn) (2WD) | REMOVAL | |
| 3. Suspension arm ball joints (Worn) (4WD Pre) | FRONT LOWER SUSPENSION ARM (FOR 4WD AND PRE-RUNNER) | |
| 4. Intermediate shaft, Sliding yoke (Worn) | - | |
| 5. Front wheel bearing (Worn) (2WD) | REMOVAL | |
| 6. Front wheel bearing (Worn) (4WD pre) | REMOVAL | |
| 7. Power steering gear (2WD) | REMOVAL | |
| 8. Power steering gear (4WD Pre) | REMOVAL | |
| Abnormal noise | 1. Power steering fluid level (Low) | ON-VEHICLE INSPECTION |
| 2. Steering system joints (Worn) | - | |
| 3. Power steering vane pump (2TR) | REMOVAL | |
| 4. Power steering vane pump (1GR) | REMOVAL | |
| 5. Power steering gear (2WD) | REMOVAL | |
| 6. Power steering gear (4WD Pre) | REMOVAL |