3360201 - C27 THE ENGINE REVS INCREASE WHILST CHANGING GEAR
The problem disappears if I release the accelerator pedal when changingThe clutch appears to be slipping and there is a smell of burning every so often| Results of the tests | ||||
| 0 | CONTROL UNIT ERRORS CHECK | All OK | Problems met | Operation |
|---|---|---|---|---|
Check that there are no control unit errors. In particular:
| Continue to Step 3 | Presence of one or more of the errors included in the list | Continue to Step 1 | |
| 1 | CHECKS ON FAULTS DETECTED | All OK | Problems met | Operation |
| Check the faults See Test 2127I What to do depending on the error' present in the Selespeed control unit No accelerator pedal information. | End of diagnosis | One of the control units does not dialogue | Repair/replace the control unit concernedContinue to Step 2 | |
| 2 | AFTER THE CHECKS ON THE FAULTS DETECTED | All OK | Problems met | Operation |
| Check that the fault is no longer present | End of diagnosis | The fault persists | Continue to Step 3 | |
| 3 | CARRY OUT CLUTCH PARAMETER CALIBRATION USING THE EXAMINER | All OK | Problems met | Operation |
| In active diagnosis carry out the calibration of the clutch parameters through the 'clutch self-calibration enablement' and 'calculation of the clutch degradation index' | Continue to Step 4 | - | ||
| 4 | CHECK WITH ROAD TEST | All OK | Problems met | Operation |
| Carry out a road test making sure to carry out as many gear changes as possible with all the available gears (under different engine rpm and load conditions).Check that the fault has disappeared | End of diagnosis | The fault persists | Continue to Step 5 | |
| 5 | CLUTCH PLATE CHECK | All OK | Problems met | Operation |
| Check the clutch disc: it must conform and must not be worn | Continue to Step 7 | The clutch disc is worn/does not conform | Replace the clutch plate Op. 1810A24 Continue to Step 6 | |
| 6 | VEHICLE OPERATIONAL CHECK | All OK | Problems met | Operation |
| Carry out another road test and check that the fault has disappeared | End of diagnosis | The fault persists | Continue to Step 7 | |
| 7 | THE FAULT PERSISTS | 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' | |