3360280 - K66 WARNING LIGHT SIGNALLING HANDBRAKE APPLIED DOES NOT COME ON

A parking brake warning light activation command is sent from the switch on the Body Computer Node lever. It is then made available to the Instrument Panel Node on the B-CAN network.
Results of the tests
0PRELIMINARY CHECKAll OKProblems metOperation
Check that the warning lights comes on when the panel is turned on during the checkContinue to Step 2The warning light does not come onContinue to Step 1
1CHECKING WITH DIAGNOSTIC EQUIPMENTAll OKProblems metOperation
Connect the Examiner diagnostic equipment and check the Instrument Panel Node to ensure the parking brake warning light is working properly by means of active diagnosis Continue to Step 2The warning light does not flash Replace instrument panel Op. 5560B11
2CHECKING ELECTRICAL EQUIPMENTAll OKProblems metOperation
Check the continuity of the wiring between parking brake lever switch and the Body ComputerContinue to Step 3Break in the wiringRenew the wiring See   E4010  INSTRUMENT PANEL
3CHECK SWITCHAll OKProblems metOperation
Check switch operation Continue to Step 4Faulty switchReplace switch Op. 5550D18
4CHECKING WITH DIAGNOSTIC EQUIPMENTAll OKProblems metOperation
Connect the diagnostic equipment to the Body Computer and check parameter plausibilityContinue to Step 5Parameter not plausibleReplace the Body Computer Op. 5505A32
5CHECKING CORRECT OPERATIONAll OKProblems metOperation
Check that the fault is no longer present The fault persistsSearch for the fault starting from another symptom'