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. |
Removal
Wheel alignment InspectionRemoval
FUEL INJECTION (FUEL SYSTEMS)(H4DO) > Engine Oil Temperature SensorREMOVALCAUTION:If the engine oil is spilt over exhaust pipe or the under cover, wipe it off with cloth to avoid emission of smoke or causing a fire.1. Disconnect the ground cable from battery.2. Disconnect the connector (A) from t ...
Temporary spare tire
WARNING
Never attempt to tow a trailer when the temporary spare tire is installed
on your Subaru Ascent.
The temporary spare tire supplied with the Subaru Ascent is engineered
strictly for short-term emergency mobility and is not capable of handling the
additional load stress creat ...
Washing the underbody
Chemicals, salts and gravel used for
deicing road surfaces are extremely corrosive,
accelerating the corrosion of underbody
components, such as the exhaust
system, fuel and brake lines, brake
cables, floor pan and fenders, and suspension.
Thoroughly flush the underbody and inside
of the fen ...