S41 Front noise driving on rough road (page 3 of 3)
- Make
- Fiat
- Model
- Seicento Factory Service Manual
- Year
- 1998–2010
- Section
- Noise and vibration
DiagnosisS41 Front noise driving on rough road · page 3 of 3
Diagnosis table
S42 Rear noise driving on straight, smooth road
When the car is running on a straight, smooth road, rear noise can be heard. The noise increases with speed
Preliminarily check:
– tyre pressure
– tyre type and condition
| Step | Validity | Operation to be performed | Test results | ||
|---|---|---|---|---|---|
| OK | ⚠ | 🔧 | |||
| All OK | Problems found | Intervention | |||
| 1 | CHECK WHEEL BEARINGS Run a test, steering gradually rightwards or leftwards. Check whether the noise increases |
Noise is constant: Go to Step 2 |
Noise increases considerably with steering angle: worn or damaged bearing | Replace wheel hub bearing PROCEDURE OP. 4450D36 |
|
| 2 | CHECK WHEELS Check – correct wheel geometry – wheel rim intactness |
Go to Step 3 | Incorrect wheel geometry | Restore correct wheel geometry PROCEDURE OP. 4450B46 |
|
| Dented or distorted rims | Replace rims PROCEDURE OP. 4450B13 |
||||
| 3 | CHECK CORRECT OPERATION Check the fault is no longer present |
All OK End of test |
Fault persists | Seek fault starting from another symptom (noise was not correctly interpreted: see Glossary) Finally, see table S43 |
|
Parts & tools for this job For 1998 Fiat Seicento
- TOOLTorque wrenchSearch: 3/8 inch torque wrench
- TOOLSocket setSearch: socket set metric
- BOOKHaynes manualSearch: Haynes manual Fiat Seicento
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