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STEERING
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4. TROUBLESHOOTING AND DIAGNOSIS
Since the problems in steering, suspension, wheels and tyres involves several symptoms which are probably
interlinked so they must all be considered while diagnosing a complaint.
Before coming to any conclusion or to avoid using of wrong symptoms, always road test the vehicle first. Do
some preliminary visual inspection and correct any defects if found.
Steering system, wheel & tyres, suspension, underbody(Sub frame with lower arm & knuckle joint), MRP,
stabilizer bar & all torqueing points delivers issues if abnormality in any system which are interlinked for
causes in vehicle driving & static condition.
1. Check the tire pressures and inspect tire wear.
2. Ensuring all the parameter of the respective system before replacing or repairing any parts.
3. Before replacing or repairing the parts check all the basic visual inspection.
4. Raise the vehicle on hoist and inspect front and rear suspension for loose or damaged parts.
5. Inspect out of round tyres, bent wheel rims, out of balance wheel, loosen and/or rough wheel bearings.
A. GENERAL TROUBLESHOOTING
Concern
Cause
Remedy
Vehicle pulling one
side
1.Abnormal tyre wear / mismatched
tyre
2..Cracked / Broken or Sagging
springs
3.Improper tire inflation
4.Wheel alignment issue.
5.Improper toe
6.MRP tie rod bend / damage.
7.Brake dragging in one road wheel
8.C-EPS steering calibration issue.
1. Ensure no abnormal wear & Match tyres
properly.
2. Replace spring
3. Adjust and correct tire pressure
4. Make wheel alignment.
5. Check and adjust toe
6. Ensure free from tie rod bend /damage.
7. Repair brake system
8. Proceed for C-EPS steering calibration.
9. Ensure steering wheel at center
position.
10. -For best result do calibration
immediately after wheel alignment by
not disturbing steering wheel center
position.
Unusual excessive
tyre wear
1.Improper toe
2.Vehicle over loaded
3.Loose or worn out wheel bearing
4.Tire 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