GENERAL SYMPTOMS DIAGNOSIS 2. DIAGNOSIS CHART A. CONCERN CAUSE REMEDY Vehicle pulling to one side 1. Mismatched tyres 2. Damaged / Fatigued spring 3. Improper tyre inflation 4. Improper toe 5. Loose, bent or broken parts at either end 6. Brake dragging in one road wheel 1. Match tyres properly 2. Replace spring 3. Adjust and correct tyre pressure 4. Check and adjust toe 5. Tighten or replace suspension parts 6. Repair brake system Unusual excessive tyre wear 1. Improper toe 2. Vehicle over loaded 3. Loose or worn out wheel bearing 4. Tyre inflation not proper 5. Brake dragging 1.Check and adjust toe 2.Check loading 3.Replace wheel bearing 4.Adjust and correct tyre pressure 5.Adjust brakes Vehicle shaking, shimmy or vibrations 1. Wheels out of balance 2. Loose wheel bearings 3. Worn out tie rod ball joints 4. Worn out lower ball joints 5. Excessive wheel run out 6. Disturbed toe 7. Loose or worn steering linkage 8. Improperly mounted tyre or wheel 9. Excessively or unevenly worn tyres 1.Balance wheels or replace tyre or wheel 2.Replace wheel bearings 3.Replace tie rod ball joints 4.Replace ball joint or lower link at front 5.Repair / replace wheel or tyre 6.Check and adjust toe 7.Replace steering linkages 8.Inspect and mount wheel or tyre as per specifications 9.Refer remedies of Unusual excessive tyre wear Suspension bottoms 1. Vehicle overloaded 2. Damaged bump stopper 3. Springs set permanently broken/sagging 4. Faulty strut assembly 1.Check loading 2.Replace bump stopper 3.Replace springs 4.Replace strut assembly Too much play in steering 1.Wheel bearings worn 2.Rack and pinion attachments loose 3.Rack and pinion out adjustment 4.Worn tie rod end or tie rod end ball joints 5. Worn lower arm ball joints 6. Worn steering universal joints 1. Replace with new one 2. Tighten or repair 3. Check and adjust rack and pinion torque 4. Replace tie rod or tie rod ball joints 5. Replace worn ball joints 6. Check and replace Road wander or poor direction stability 1. Steering linkages worn out 2. Wheel bearings improperly adjusted or worn out 3. Disturbed toe 4. Worn out lower arm ball joints 1. Replace worn out parts 2. Repair and adjust or replace wheel bearings 3. Adjust toe 4. Replace lower arm ball joints WHEELS AND TYRES 6
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