31 90 ... Front axle troubleshooting
Follow troubleshooting for steering/shock absorbers, see 31 90 ... Troubleshooting shock absorber .
STEERING/SHOCK ABSORBERS TROUBLESHOOTING CHART
| Fault | Cause | Remedy |
|---|---|---|
| Grinding noise (louder when negotiating bends) | Wheel bearings faulty | Replace wheel bearings31 21 180 Replacing bearing for front wheel) |
| Vibration | Wheel imbalance | Balance wheels36 10 508 STATIONARY WHEEL BALANCING |
| Radial/lateral rim runout | Check rims36 12 001 REPLACING A TYRE , replace if necessary | |
| Radial tire runout | Match or replace tires36 10 209 CHECKING FRONT AND REAR WHEEL FOR FACE AND RADIAL RUNOUT | |
| Steering-wheel shake | Wheel imbalance | Balance wheels36 10 508 STATIONARY WHEEL BALANCING |
| Radial/lateral rim runout | Check rims36 12 001 REPLACING A TYRE , replace if necessary | |
| Rubber mount of control arm faulty | Replace rubber mounts on both control arms31 12 135 Replacing rubber mounts on both control arms | |
| Ball joint in control arm worn | Replace control arms31 12 135 Replacing rubber mounts on both control arms | |
| Rubber mount of tension strut faulty | Replace rubber mounts on both tension struts31 12 138 Replacing rubber mounts on both tension struts | |
| Guide joint of tension strut worn | Replace guide joint, see 31 12 026 Removing and installing/replacing guide joint in swivel bearing | |
| Refer to 32 90 ... TROUBLESHOOTING ON STEERING | ||
| Excessive steering wheel play/steering wheel inclination | Rubber mount of control arm faulty | Replace rubber mounts on both control arms31 12 135 Replacing rubber mounts on both control arms |
| Ball joint in control arm worn | Replace control arms31 12 135 Replacing rubber mounts on both control arms | |
| Rubber mount of tension strut faulty | Replace rubber mounts on both tension struts31 12 138 Replacing rubber mounts on both tension struts | |
| Guide joint of tension strut worn | Replace guide joint, see 31 12 026 Removing and installing/replacing guide joint in swivel bearing | |
| Refer to 32 90 ... TROUBLESHOOTING ON STEERING | ||
| Rattling noise | Bolts for reinforcement plate loose | Tighten down bolts (refer to 31 10 010 Removing and installing/replacing reinforcement plate ) |
| Bolts for front axle carrier to engine carrier loose | Replace bolts (refer to 31 11 506 Lowering/raising front axle carrier ) | |
| Bolt for spring strut to swivel bearing loose | Replace bolt & nut (refer to 31 31 031 Replacing front left or right spring strut shock absorber ) | |
| Ball joint in control arm worn | Replace control arms31 12 135 Replacing rubber mounts on both control arms | |
| Guide joint of tension strut worn | Replace guide joint, see 31 12 026 Removing and installing/replacing guide joint in swivel bearing | |
| Rubber mounts for stabilizer bar bracket faulty | Replace both rubber mounts of stabilizer bar bracket31 35 021 Replacing rubber mounts of stabilizer retaining fixture on front axle subframe | |
| Ball joints on stabilizer link(s) worn | Replace both stabilizer links31 35 005 Removing and installing/replacing push rod (stabilizer link) for left/right stabilizer | |
| Excessive tire wear | Front or rear axle alignment incorrectly adjusted | Check suspension components for damage; if necessary, carry out chassis/wheel alignment check32 00 150 KDS CHASSIS/WHEEL ALIGNMENT CHECK WITH LOAD UP TO DESIGN POSITION |