2427494 - H20 STEERING WHEEL OSCILLATIONS/ VIBRATIONS / WHILST DRIVING
-| Results of the tests | ||||
| 1 | CHECK ON RIMS AND TYRES | All OK | Problems met | Operation |
|---|---|---|---|---|
Check, in order:
| Continue to Step 2 | Incorrect tyre pressure | Restore the correct pressure | |
| Abnormal tyre wear | Replace deformed rims ( Op. 4450B10) | |||
| Abnormal tyre wear | Replace deformed rims ( Op. 4450B11) | |||
| Abnormal tyre wear | Continue according to the instructions in See table X50 TYRE WEAR | |||
| 2 | CHECK ON VIBRATIONS AT LOW SPEED | All OK | Problems met | Operation |
Testing the vehicle at low speed, check:
| Continue to Step 3 | Rims or tyres ovalized | Replace the deformed part ( Op. 4450B10) | |
| Rims or tyres ovalized | Replace the deformed part ( Op. 4450B11) | |||
| Rims or tyres ovalized | Replace the ovalized part ( Op. 4450B10) | |||
| Rims or tyres ovalized | Replace the ovalized part ( Op. 4450B11) | |||
| 3 | CHECK ON VIBRATIONS AT MEDIUM SPEED | All OK | Problems met | Operation |
| Testing the vehicle at medium speed (60-80 km/h), check whether there are vibrations on the steering wheel and passenger floor well | Continue to Step 4 | Vibrations on steering wheel and floor well | Check that the drive shaft-tripod are in line If the gearbox is out of line, replace it ( Op. 2110A10 ) | |
| 4 | CHECK ON VIBRATIONS AT MEDIUM-HIGH SPEED | All OK | Problems met | Operation |
| Testing the vehicle at medium-high speed, check whether vibrations can be felt through the steering wheel or calves | Continue to Step 5 | Vibrations on the steering wheel: wheels unbalanced | If possible, rebalance the wheels ( Op. 4450B40) | |
| Vibrations under the calves: rear wheels unbalanced | Replace the hubs ( Op. 4450C10 ) | |||
| Vibrations under the calves: rear wheels unbalanced | Replace the hubs ( Op. 4450D10 ) | |||
| Vibrations under the calves: rear wheels unbalanced | Balance the rear wheels ( Op. 4450B11) | |||
| 5 | CHECK ON CORRECT OPERATION | All OK | Problems met | Operation |
| Check that the fault is no longer present | End of diagnosis | Fault persists | Search for the fault starting from another symptom' | |