199000856 - K104 DISPLAY DOES NOT SHOW HEADLAMP ALIGNMENT DATA

When the buttons which control the headlamp alignment are operated (with the dipped headlamps on) the information on the display does not change. If the headlamp alignment is not working    See table I080 HEADLAMP ALIGNMENT CORRECTOR NOT WORKING
Results of the tests
1HEADLAMP ALIGNMENT ELECTRICAL CIRCUIT CHECKAll OKProblems encounteredOperation
Check: - connection between left control panel and NQS;- left control panel earth- connection between dashboard control unit and instrument panel    See E3080 HEADLAMP AGLINMENT CORRECTOR Move on to Step 21. Connections not correct2. Earths defective1. Restore the correct connections2. Repair the earth contacts
2CHECK USING DIAGNOSTIC EQUIPMENTAll OKProblems encounteredOperation
Connect the diagnostic equipment (Examiner Plus or Smart) to the diagnostic socket and check in active diagnosis at the instrument panel that all the display segments are working properlyEnd of diagnosisOne or more segments not workingReplace the instrument panel    Op. 5560B10 CONTROL PANEL - R+R