3022575 - C35 BUZZER NOT WORKING

When reverse gear is engaged with the engine started, the buzzer does not work.
Results of the tests
1CHECK WITH DIAGNOSTIC EQUIPMENTAll OKProblems metOperation
Connect the Examiner to the diagnostic socket.

Verify:

  • that there are no errors in the control unit
  • the operation of the buzzer in active diganosis
Continue to Step 2Buzzer errorContinue to Step 2
2BUZZER ELECTRICAL CIRCUIT CHECKAll OKProblems metOperation

Check, in order:

  • connections between buzzer and SELESPEED control unit;
  • connections between DASHBOARD control unit and buzzer : See   E7051  ROBOTIZED GEARBOX
Continue to Step 3Connections not correctRestore the correct connections
Buzzer defectiveReplace buzzer
3CORRECT OPERATION CHECKAll OKProblems metOperation
Check that the fault is no longer presentFault persistsSearch for the fault starting from another symptom'