939003670 - K122 WATER IN DIESEL FILTER WARNING LIGHT OFF (INITIAL TEST NOT CARRIED OUT)

1CHECK USING DIAGNOSTIC EQUIPMENTALL OKPROBLEMS ENCOUNTEREDACTION
Connect the Examiner diagnostic equipment and check, in Instrument Panel Node mode, that there are no errors and that the parameters are present.Move on to Step 61. Impossible to connect to the NQS1. Move on to Step 2
2. Presence of errors2. Move on to Step 5
2ELECTRICAL POWER SUPPLY CHECKALL OKPROBLEMS ENCOUNTEREDACTION
Check the electricity supply to the Instrument Panel Node is correct    See E4010 INSTRUMENT PANEL Move on to Step 3Fault in positive electrical supply and/or earthRenew and/or replace the defective component (in the case of a fuse, find out what caused it to blow)
3CHECK ELECTRICAL CONNECTIONSALL OKPROBLEMS ENCOUNTEREDACTION
Check the Instrument Panel Node electrical wiring/connections, in particular that each pin is correctly connected and inserted in its seatMove on to Step 4Electrical wiring and/or connections not workingRestore the damaged electrical wiring and/or connections
4CHECK USING DIAGNOSTIC EQUIPMENTALL OKPROBLEMS ENCOUNTEREDACTION
Use an Examiner to check the possibility of connection to the Instrument Panel NodeMove on to Step 2Impossible to connect with the control unitReplace the instrument panel    Op. 5560B10 CONTROL PANEL - R+R
5ERRORS CHECKALL OKPROBLEMS ENCOUNTEREDACTION
Check for the presence of one or more of the following errors using the Examiner in Instrument Panel Node mode:

  • CAN line
  • EEPROM memory
Move on to Step 61. Detected "no additional information" and/or "BUS off"1. Continue as described by the diagnostic equipment
2. Fault in EEPROM memory2. Replace the instrument panel    Op. 5560B10 CONTROL PANEL - R+R
6ACTIVE DIAGNOSIS CHECKALL OKPROBLEMS ENCOUNTEREDACTION
Use the Examiner to check the Autotest function is correctly activated in Active Diagnosis modeMove on to Step 7The function in question is not controlled by Active DiagnosisReplace the instrument panel    Op. 5560B10 CONTROL PANEL - R+R
7CHECK ON CORRECT OPERATIONALL OKPROBLEMS ENCOUNTEREDACTION
Check that the fault is no longer presentEnd of diagnosis