REAR SUSPENSION > General Diagnostic Table
INSPECTION
1. IMPROPER VEHICLE POSTURE OR IMPROPER WHEEL ARCH HEIGHT
Possible cause | Corrective action |
(1) Permanent distortion or damaged coil spring | Replace. |
(2) Rough operation of shock absorber | Replace. |
(3) Installation of the wrong shock absorber | Replace with proper parts. |
(4) Installation of the wrong coil spring | Replace with proper parts. |
2. POOR RIDE COMFORT
1. Large rebound shock
2. Rocking of the vehicle continues too long after running over bump and hump.
3. Excessive shock in bumping
Possible cause | Corrective action |
(1) Damaged coil spring | Replace. |
(2) Overinflation of tires | Adjust. |
(3) Improper wheel arch height | Replace the coil springs with new parts. |
(4) Defective operation of shock absorber | Replace. |
(5) Damage or deformation of shock absorber mount | Replace. |
(6) Unsuitable length (maximum or minimum) of shock absorber | Replace with appropriate parts. |
(7) Deformation or loss of bushing | Replace. |
(8) Deformation or damage of helper in shock absorber | Replace. |
(9) Oil leakage from the shock absorber | Replace. |
3. NOISE
Possible cause | Corrective action |
(1) Wear or damage of shock absorber component parts | Replace. |
(2) Loosening of the suspension link or arm installing bolt | Tighten to the specified torque. |
(3) Deformation or loss of bushing | Replace. |
(4) Unsuitable length (maximum or minimum) of shock absorber | Replace with appropriate parts. |
(5) Damaged coil spring | Replace. |
(6) Wear or damage of the ball joint | Replace. |
(7) Deformation of the clamp - stabilizer bushing | Replace. |
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