72616 - K62 ABS AND HANDBRAKE WARNING LIGHTS BOTH ON

The Brake Node sends the ABS and EDB warning light on message via the C-CAN to the Body Computer which makes it available to the Instrument Panel Node via the gateway through the B-CAN.
STEPOPERATIONS TO BE CARRIED OUTTEST RESULTS
0PRELIMINARY CHECKALL OKPROBLEMS ENCOUNTEREDACTION
Check that there is no ABS/EBD system failure message at the reconfigurable matrixMove on to Step Message presentMove on to Step
1CHECK USING DIAGNOSTIC EQUIPMENTALL OKPROBLEMS ENCOUNTEREDACTION
Connect the Examiner diagnostic equipment to the diagnostic connector and check the following at the CAN:

  • no control unit not activated;
  • that there are no faulty control units;
  • no control unit with faulty CAN line;
Move on to Step 1. Fault at CAN network1. Continue following the instructions for the diagnostic equipment
2. errors at Brake NodeMove on to Step
2CHECK USING DIAGNOSTIC EQUIPMENTALL OKPROBLEMS ENCOUNTEREDACTION
Keeping the Examiner diagnostic equipment connecte to the diagnostic connector, check the following at the brake node: in errors ambient

  • no system component errors
  • no warning light error/warning light damaged
Move on to Step 1. system/components faulty1. Continue following the instructions for the diagnostic equipment
2. warning light faulty/warning light damagedMove on to Step
3CHECK USING DIAGNOSTIC EQUIPMENTALL OKPROBLEMS ENCOUNTEREDACTION
Keeping the Examiner diagnostic equipment connecte to the diagnostic connector, check the following at the brake node: in active diagnosis ambient

  • the operation of the ABS and EBD warning light
Move on to Step warning light not flashingMove on to Step
4CHECK USING DIAGNOSTIC EQUIPMENTALL OKPROBLEMS ENCOUNTEREDACTION
Keeping the Examiner diagnostic equipment connected to the diagnostic connector, check the following at the instrument panel node: in active diagnosis ambient

  • the operation of the ABS and EBD warning light
Move on to Step warning light not flashing     See in Op. 5560B11 ANALOGUE CONTROL PANEL - R.R. or Replace
5CHECK ON CORRECT OPERATIONALL OKPROBLEMS ENCOUNTEREDACTION
Check that the fault is no longer presentfault persistsReplace the brake node