Lexus IS250 · Service Manual SUSPENSION & AXLE

PROBLEM SYMPTOMS TABLE

Troubleshooting

Use the table below 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 
Symptom
Suspected area
See page
Bottoming out
1. Vehicle (Overloaded)
-
2. Spring (Weak)
Click here
3. Shock absorber with coil spring (Worn)
Click here
Sways/pitches
1. Tire (Worn or improperly inflated)
Click here
2. Stabilizer bar (Bent or broken)
Click here
3. Shock absorber with coil spring (Worn)
Click here
Front wheel shimmy
1. Tire (Worn or improperly inflated)
Click here
2. Wheel (Out of balance)
Click here
3. Shock absorber with coil spring (Worn)
Click here
4. Front wheel alignment (Incorrect)
Click here
6. Ball joint (Worn)
Click here
7. Hub bearing (Worn)
Click here
8. Steering linkage (Loose or worn)
Click here
Abnormal tire wear
1. Tire (Worn or improperly inflated)
Click here
2. Front wheel alignment (Incorrect)
Click here
3. Hub bearing (Worn)
Click here
4. Shock absorber with coil spring (Worn)
Click here
Vehicle pull
1. Tire (Worn or improperly inflated)
Click here
2. Tire pressure (Incorrect)
Click here
3. Wheel alignment (Incorrect)
Click here
4. Brake (Dragging)
Click here
REAR SUSPENSION SYSTEM 
Symptom
Suspected area
See page
Bottoming out
1. Vehicle (Overloaded)
-
2. Spring (Weak)
Click here
3. Shock absorber with coil spring (Worn)
Click here
Sways/pitches
1. Tire (Worn or improperly inflated)
Click here
2. Stabilizer bar (Bent or broken)
Click here
3. Shock absorber with coil spring (Worn)
Click here
Rear wheel shimmy
1. Tire (Worn or improperly inflated)
Click here
2. Wheel (Out of balance)
Click here
3. Shock absorber with coil spring (Worn)
Click here
4. Rear wheel alignment (Incorrect)
Click here
5. Hub bearing (Worn)
Click here
Abnormal tire wear
1. Tire (Worn or improperly inflated)
Click here
3. Rear wheel alignment (Incorrect)
Click here
4. Hub bearing (Worn)
Click here
5. Shock absorber with coil spring (Worn)
Click here
Vehicle pull
1. Tire (Worn or improperly inflated)
Click here
2. Wheel alignment (Incorrect)
Click here
3. Brake (Dragging)
Click here
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