Problem Symptoms Table
WARNING: This page is about a different car, the 2006 Lexus IS 350 and 2006 Lexus IS 250. However, it is still accessible from the selected car via links, so may be relevant.
Use PROBLEM SYMPTOMS TABLE to help find the cause of the problem. The numbers indicate the priority of the likely cause of the problem. Check each part in order. If necessary, replace these parts.
FRONT SUSPENSION SYSTEM
PROBLEM SYMPTOMS TABLE
| Symptom | Suspected area | Reference |
|---|---|---|
| Bottoming out | Vehicle (Overloaded) | - |
| Spring (Weak) for 2WD | REMOVAL | |
| Spring (Weak) for 4WD | INSPECTION | |
| Shock absorber with coil spring (Worn) for 2WD | REMOVAL | |
| Shock absorber with coil spring (Worn) for 4WD | INSPECTION | |
| Sways/pitches | Tire (Worn or improperly inflated) | INSPECTION |
| Stabilizer bar (Bent or broken) for 2WD | REMOVAL | |
| Stabilizer bar (Bent or broken) for 4WD | REMOVAL | |
| Shock absorber with coil spring (Worn) for 2WD | INSPECTION | |
| Shock absorber with coil spring (Worn) for 4WD | INSPECTION | |
| Front wheel shimmy | Tire (Worn or improperly inflated) | INSPECTION |
| Wheel (Out of balance) | INSPECTION | |
| Shock absorber with coil spring (Worn) for 2WD | REMOVAL | |
| Shock absorber with coil spring (Worn) for 4WD | INSPECTION | |
| Front wheel alignment (Incorrect) | ADJUSTMENT | |
| Ball joint (Worn) | REMOVAL | |
| Hub bearing (Worn) | ON-VEHICLE INSPECTION | |
| Steering linkage (Loose or worn) | INSPECTION | |
| Abnormal tire wear | Tire (Worn or improperly inflated) | INSPECTION |
| Front wheel alignment (Incorrect) | ADJUSTMENT | |
| Hub bearing (Worn) | ON-VEHICLE INSPECTION | |
| Shock absorber with coil spring (Worn) for 2WD | INSPECTION | |
| Shock absorber with coil spring (Worn) for 4WD | INSPECTION | |
| Vehicle pull | Tire (Worn or improperly inflated) | INSPECTION |
| Tire pressure (Incorrect) | INSPECTION | |
| Wheel alignment (Incorrect) | ADJUSTMENT | |
| Brake (Dragging) | PROBLEM SYMPTOMS TABLE |
REAR SUSPENSION SYSTEM
REAR SUSPENSION SYSTEM PROBLEM SYMPTOMS
| Symptom | Suspected area | Reference |
|---|---|---|
| Bottoming out | Vehicle (Overloaded) | - |
| Spring (Weak) | REMOVAL | |
| Shock absorber with coil spring (Worn) | REMOVAL | |
| Sways/pitches | Tire (Worn or improperly inflated) | INSPECTION |
| Stabilizer bar (Bent or broken) | REMOVAL | |
| Shock absorber with coil spring (Worn) | REMOVAL | |
| Rear wheel shimmy | Tire (Worn or improperly inflated) | INSPECTION |
| Wheel (Out of balance) | INSPECTION | |
| Shock absorber with coil spring (Worn) | REMOVAL | |
| Rear wheel alignment (Incorrect) | REAR WHEEL ALIGNMENT | |
| Hub bearing (Worn) | ON-VEHICLE INSPECTION | |
| Abnormal tire wear | Tire (Worn or improperly inflated) | INSPECTION |
| Rear wheel alignment (Incorrect) | REAR WHEEL ALIGNMENT | |
| Hub bearing (Worn) | ON-VEHICLE INSPECTION | |
| Shock absorber with coil spring (Worn) | REMOVAL | |
| Vehicle pull | Tire (Worn or improperly inflated) | INSPECTION |
| Wheel alignment (Incorrect) | FRONT WHEEL ALIGNMENT | |
| Brake (Dragging) | PROBLEM SYMPTOMS TABLE |