3360265 - K01 REV COUNTER NOT WORKING

With the engine started, the rev counter does not work, or it works irregularly.
The rpm signal supplied by the 'engine management node' and via the 'Body Computer node' gateway is made available to the 'instrument panel node'
Results of the tests
0PRELIMINARY CHECKAll OKProblems metOperation

Check that with the engine started up:

  • there is no failure message displayed
Continue to Step 2There are faults detectedContinue to Step 1
1CHECKING WITH DIAGNOSTIC EQUIPMENTAll OKProblems metOperation
Connect the diagnostic equipment (Examiner) to the body computer

Check the following on the CAN information network:

  • control units inactive
  • control unit errors
  • control units with errors in CAN line
Continue to Step 2Presence of errors at instrument panel nodeContinue according to the instructions for the diagnostic equipment
Presence of errors at instrument panel nodeContinue to Step 2
2CHECKING WITH DIAGNOSTIC EQUIPMENTAll OKProblems metOperation

Connect the diagnostic equipment (Examiner) to the diagnostic socket or keep it connected and check:

  • that there are no faults at the instrument panel node
Continue to Step 3For the presence of errors or failed dialogue with the diagnostic equipmentContinue according to the instructions for the diagnostic equipment
3CHECKING WITH DIAGNOSTIC EQUIPMENTAll OKProblems metOperation

Keeping the diagnostic equipment (Examiner) connected to the diagnostic socket, check:

  • that the pointer is working via active diagnosis
Continue to Step 4Rev counter is not workingReplace instrument panel Op. 5560B11
4CHECKING CORRECT OPERATIONAll OKProblems metOperation
Check that the fault is no longer presentThe fault persistsSearch for the fault starting from another symptom'