3308632 - F40 ASR WARNING LIGHT ON PANEL AND LED ON ASR BUTTON TURNED ON

The ASR warning light and LED on the ASR button stay on even after the check stage.
Results of the tests
1CHECKING WITH DIAGNOSTIC EQUIPMENTAll OKProblems metOperation
Connect diagnostic equipment (Examiner or other instruments) to the diagnostic socket.

Verify:

  • that there are no faults in the ABS control unit
  • the plausibility of all the parameters
Continue to Step 2 An error is detected in the control unitContinue following the instructions for the diagnostic equipment
Lack of dialogue with the control unit Restore the connection between the ABS control unit and diagnostic connector ( See   E7020  ABS )
2HECK ON CORRECT OPERATIONAll OKProblems metOperation
Check that the fault is no longer presentEnd of diagnosisFault persistsSearch for the fault starting from another symptom'