Kia Sorento: Troubleshooting
| Hard to turn steering wheel |
Suspected causes
|
Repair
|
Poor front wheel alignment
|
Adjust or repair
|
Over rotation resistance of lower arm ball joint
|
Replace
|
Over rotation resistance of strut bearing
|
Replace
|
Too low amount of tire air pressure
|
Adjustment
|
| Steering wheel recovery trouble |
Suspected causes
|
Repair
|
Poor front wheel alignment.
|
Adjust or repair
|
| Noise or poor ride comfort |
Suspected causes
|
Repair
|
Faulty wheel alignment
|
Adjust or repair
|
Inappropriated tire air pressure
|
Adjustment
|
Faulty function of shock absorber
|
Replace
|
Damaged coil spring
|
Replace
|
Damaged stabilizer
|
Replace
|
Damaged lower arm bushing
|
Replace
|
Loose stabilizer link securing nut
|
Retighten
|
Damaged stabilizer link (dust cover tearing, ring broke away)
|
Replace
|
Suspected causes
|
Repair
|
Faulty wheel alignment
|
Adjust or repair
|
Inappropriated tire air pressure
|
Adjustment
|
Suspected causes
|
Repair
|
Poor front wheel alignment.
|
Adjust or repair
|
Lower arm ball joint turning resistance is too small
|
Replace
|
Damaged lower arm bushing
|
Replace
|
| Vehicle pulls to one side |
Suspected causes
|
Repair
|
Faulty wheel alignment
|
Adjust or repair
|
Incorrect steering angle sensor zero point
|
Steering angle sensor zero-point calibration
|
Unbalance of right/left tire
|
Adjust or repair
|
Damaged or deformed lower arm
|
Replace
|
Damaged coil spring
|
Replace
|
Suspected causes
|
Repair
|
Poor front wheel alignment.
|
Adjust or repair
|
Poor wheel balance
|
Adjust or repair
|
Lower arm ball joint turning resistance is too much or too small
|
Replace
|
Damaged stabilizer
|
Replace
|
Damaged lower arm bushing
|
Replace
|
Faulty function of shock absorber
|
Replace
|
Poor coil spring
|
Replace
|
Under Body Parts Causing Abnormal Noise
Conditions for occurrence
|
Abnormal noise on uneven ground
|
Part
|
Stabilizer bar link
|
Stabilizer bar bushing
|
Lower arm ball joint
|
Strut insulator
|
Trouble area
|
|
|
|
|
Type of abnormal noise
|
Rattling, Creaking noise
|
Squeaking noise
|
Clunking, Knocking noise
|
Clicking, Creaking noise
|
Occurring area
|
Under part
|
Under part
|
Under part
|
Upper part
|
Driving speed
|
20 - 40km/h (12.4 - 24.9 mph)
|
While low speed driving (20 - 40 km/h (12.4 - 24.9 mph))
|
20 - 40 km/h (12.4 - 24.9 mph)
|
-
|
Condition of road
|
Uneven road / bump
|
Uneven road / bump
|
Uneven road / bump
|
Uneven road / tough road
|
Cause
|
Loosen / leakage (teared down) / corrosion
|
Rolled down bumper rubber(tapping sound of bumper rubber upper part and insulator under part)
|
Loosen / leakage (teared down) / corrosion
|
Suspension tuning trouble(damping force, rubber characteristic)
|
Conditions for occurrence
|
Abnormal noise while going through uneven road / tough
road
|
Part
|
Strut / Shock absorber
|
Strut / Shock absorber
|
Shock absorber
|
Strut / Shock absorber
|
Trouble area
|
|
|
|
|
Type of abnormal noise
|
Rubbing noise
|
Clicking noise
|
Rubbing noise
|
Roaring noise
|
Occurring area
|
Upper part
|
Upper part
|
Upper part (rear)
|
Upper part (rear)
|
Driving speed
|
15 - 25 km/h (9.3 - 15.5 mph)
|
15 - 25 km/h (9.3 - 15.5 mph)
|
15 - 40 km/h (9.3 - 24.9 mph)
|
30 - 50 km/h (18.6 - 31.1 mph)
|
Condition of road
|
Uneven road
|
Uneven road
|
Uneven road and rough road
|
Rough road
|
Cause
|
Piston rod and bumper stopper inner fricative noise
|
Bumper stopper loosen
Striking noise at the bumper stopper upper and insulator lower part
|
Adhesion trouble of upper bracket rubber
|
Suspension tuning trouble
(damping force, rubber characteristic)
|
Conditions for occurrence
|
Abnormal noise on uneven ground
|
Abnormal noise while steering
|
Abnormal noise while driving
|
Part
|
Lower arm 'G' bushing
|
Crossmember bushing
|
Strut bearing
|
Wheel / Hub bearing
|
Trouble area
|
|
|
|
|
Type of abnormal noise
|
Rubbing noise
|
Clicking, Creaking noise
|
Clicking, Creaking noise
|
Roaring noise
|
Occurring area
|
Under part
|
Under part
|
Upper part
|
Lower and side part
|
Driving speed
|
10 - 40 km/h (6.2 - 24.9 mph)
|
-
|
-
|
20 - 60 km/h (12.4 - 37.3 mph)
|
Condition of road
|
Bump / rough road
|
Even road
|
Even road
|
Even road
|
Cause
|
Dropped off / fallen off
|
Dropped off / fallen off
|
Grease leakage
|
Damaged from outer impact, foreign substance inflow
|
Wheel and tire diagnosis
|
Rapid wear at the center
|
Rapid wear at both shoulders
|
Wear at one shoulder
|
|
|
|
|
|
•
|
Poor installing of tire
|
|
•
|
Excessive toe on drive wheels
|
|
•
|
Excessive rapid acceleration
|
|
|
•
|
Poor installing of tire
|
|
•
|
Too low amount of tire air pressure
|
|
•
|
Damaged suspension components
|
|
•
|
Excessive cornering speeds
|
|
|
•
|
Too low amount of tire air pressure
|
|
•
|
Excessive toe on drive wheels
|
|
•
|
Camber out of specification
|
|
•
|
Damaged suspension components
|
|
Partial wear
|
Feathered edge
|
Diagonal wear
|
|
|
|
|
|
•
|
Damaged or worn brake discs
|
|
•
|
Excessive sudden acceleration and braking
|
|
•
|
Damaged suspension components
|
|
•
|
Too low amount of tire air pressure
|
|
|
•
|
Excessive toe on drive wheels
|
|
|
•
|
Excessive toe on drive wheels
|
|
•
|
Camber out of specification
|
|
•
|
Damaged suspension components
|
|
Special Service Tools
Tool Name / Number
Illustration
Description
Ball joint puller09568-2J100
...
Special Service Tools
Alignment
