3360182 - C05 AUTOMATIC-MANUAL SHIFT

The vehicle switches to manual by itself when driving in automatic
Results of the tests
0CONTROL UNIT ERRORS CHECKAll OKProblems metOperation

Check that there are no errors in the control unit. In particular:

  • No accelerator pedal information error
Continue to Step 3Presence of one or more of the errors included in the list Continue to Step 1
1CHECKS ON FAULTS DETECTEDAll OKProblems metOperation
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 diagnosisConnections faultyRestore/replace the wiringContinue to Step 2
2AFTER THE CHECKS ON FAULTS DETECTEDAll OKProblems metOperation
Check that the fault is no longer presentEnd of diagnosisThe fault persistsContinue to Step 5
3AUTO BUTTON CHECKAll OKProblems metOperation
Check that the auto button is working properly See Test   2127H  CHECK ON AUTO BUTTON (AUTOMATIC OPERATION SELECTION) Continue to Step 5The button is not working properlyCheck the state of the connections and the wiring. Repair/replace the part that is not working.Continue to Step 4
There is no change of state and/or the word 'AUTO' is not displayedCheck the button and the wiring.Continue to Step 4
4AFTER THE CHECK ON THE CORRECT OPERATION OF AUTO BUTTONAll OKProblems metOperation
Check that the fault is no longer present End of diagnosisThe fault persistsContinue to Step 5
5THE FAULT PERSISTSAll OKProblems metOperation
Contact Technical Service for further information on the problem End of diagnosisFault persistsSearch for the fault starting from another symptom'