125000556 - I80 HEADLAMP ALIGNMENT CORRECTOR NOT WORKING

When operated with the dipped beam headlamps on, the headlamp adjustment knob does not work If the dipped headlamps are not working either, first see [DI_I005]
Results of the tests
1CHECK ON HEADLAMP ALIGNMENT CORRECTOR ELECTRICAL CIRCUITAll OKProblems metOperation

Check:

  • connection between left control panel and NQS;
  • Connection between left control panel and NBC;
  • Left control panel earth
  • connection between dashboard control unit and headlamp alignment motors;
  • connection between dashboard control unit and instrument panel;
  • Headlamp alignment motor and headlamp alignment control earth See    See E3080 HEADLAMP AGLINMENT CORRECTOR
Continue to Step 2Connections not correctRestore the connections See    See E3080 HEADLAMP AGLINMENT CORRECTOR
Earths defectiveRestore the earth contacts See    See E3080 HEADLAMP AGLINMENT CORRECTOR
2CHECK ON HEADLAMP ALIGNMENT CONTROLAll OKProblems metOperation
Check the operation of the headlamp alignment control device See    See E3080 HEADLAMP AGLINMENT CORRECTORContinue to Step 3Headlamp alignment control device faultyReplace the control panel Op.    Op. 5560B56 PANEL WITH MULTIFUNCTION DISPLAY AND HEADLAMP ALIGNMENT SWITCHES BUTTONS R R
3CHECK ON CORRECT OPERATIONAll OKProblems metOperation
Check that the fault is no longer presentEnd of diagnosis.