The car jerks

Troubleshooting table Symptom/conditions: The car jerks
 
  • It jerks from a standing start
  • It jerks when changing gear

Preliminary check

If there are other system faults on the vehicle ( instrument panel warning lights on referring to : engine control, ABS, VDCÖ. ) check the cause of these problems. If this is not the case, proceed with this chart.

DIAGNOSTICS  
 
Test results
Step Operations
0
Check oil level
All OK
Problems found
Intervention
 

Check oil level as shown in Procedure 2

Go to step 1 Level other than max Do Procedure 3
1
Check oil pressure
All OK
Problems found
Intervention
  Check oil pressure as shown in Procedure 4. Go to step 2 Press < 40 bar Do Procedure 5
2
Verifica errori
All OK
Problems found
Intervention
 

Check ECU for absence of errors. Specifically check for:

  • Clutch position sensor
  • Errors CAN messages (reception/transmission)
Go to step 4 Presence of one or more errors included in the list Go to step 3
3
Check problems found
All OK
Problems found
Intervention
  Check problems according to Procedure 17 End of procedure The problem persists Go to step 4
4
Bleed the system with Examiner
All OK
Problems found
Intervention
 

In active diagnosis run two system bleeding cycles through the "clutch bleeding" command

    Go to step 5
5
Clutch parameters calibration with Examiner
All OK
Problems found
Intervention
  With examiner in active diagnosis, run the calibration of the clutch parameters through " enable clutch self-calibration ".     Go to step 6
6
Road test
All OK
Problems found
Intervention
  Check that the fault is no longer present by testing on the road End of procedure The problem persists Go to step 7
7
The problem persists
All OK
Problems found
Intervention
  Check that the problem is not caused by other systems such as the engine, fuel supply ÖÖ.. Go to step 8 There are faults on other car systems. See the specific charts.
8
The problem persists
All OK
Problems found
Intervention
        Contact technical assistance for additional information on the problem