199000821 - I081 HEADLAMP ALIGNMENT ADJUSTER (ONE) RH OR LH NOT WORKING

The left or right adjustment cannot be carried out with the dipped headlamps on
The dipped headlamps adjustment button in the exterior lights control panel sends the command directly to the Instrument Panel Node (NQS) which controls the actuator motors sending appropriate voltage signals.
1ELECTRICAL SYSTEM CHECKAll OKProblems encounteredOperation
Check the continuity of the wiring between the left/right headlamp and the dashboard junction unit    See E3080 HEADLAMP AGLINMENT CORRECTOR Move on to Step 2Wiring between left/right headlamp and dashboard junction unit brokenRestore correct wiring    See E3080 HEADLAMP AGLINMENT CORRECTOR
2ELECTRICAL SYSTEM CHECKAll OKProblems encounteredOperation
Check connection to earth of left/right motor    See E3080 HEADLAMP AGLINMENT CORRECTOR Move on to Step 3Connection to earth defectiveRestore correct wiring    See E3080 HEADLAMP AGLINMENT CORRECTOR
3HEADLAMP ALIGNMENT ADJUSTMENT CHECKAll OKProblems encounteredOperation
Check that the left/right headlamp alignment corrector is working properlyEnd of diagnosis1.Right headlamp alignment corrector defective2.Left headlamp alignment corrector defective1. Replace right lamp    Op. 5540B08 RIGHT FRONT HEADLAMP - R.R 2. Replace left lamp    Op. 5540B07 LEFT FRONT HEADLAMP - R.R