125000590 - K21 FUEL RESERVE WARNING LIGHT NOT WORKING

With the ignition ON, the fuel reserve warning light does not come on when the tank is empty.
Results of the tests
1CHECK WITH DIAGNOSTIC EQUIPMENTAll OKProblems metOperation

Connect the Examiner Plus or Smart diagnostic equipment to the diagnostic socket and check:

  • That there are no faults in the Body Computer;
  • That there are no faults in the instrument panel
Continue to Step 2Faults in control unitContinue according to the instructions for the diagnostic equipment
2CHECK WITH DIAGNOSTIC EQUIPMENTAll OKProblems metOperation
Keeping the diagnostic equipment connected to the diagnostic socket, check the operation of the warning light via active diagnosis.Continue to Step 3The warning light does not come onPanel defective, replace the instrument panel Op.    Op. 5560B11 ANALOGUE CONTROL PANEL - R+R OR REPLACE
3CHECK ON CORRECT OPERATIONAll OKProblems metOperation
Check that the fault is no longer presentEnd of diagnosisFault persistsReplace the Body Computer Op.    Op. 5505A32 BODY COMPUTER - R R