312000656 - K091 INSTRUMENT LIGHTS DIMMER NOT WORKING

With the ignition ON and the side lights on, the instrument panel lights up, but when the lighting controls are operated it remains on constantly
the management of the interior display lighting is linked to the light inside the passenger compartment. There is an interior brightness sensor in the control panel in the top left area.
Test results
1ACTIVE DIAGNOSIS CHECKAll OKProblems encounteredOperation
With the Examiner in Instrument Panel Node mode, check that the instrument panel light is correctly activated in Active DiagnosisMove on to Step 2The panel lighting does not activateReplace the Instrument Panel    Op. 5560B10 CONTROL PANEL - R+R
2CHECK USING DIAGNOSTIC EQUIPMENTAll OKProblems encounteredOperation
Using the Examiner check, in the Instrument Panel Node ambient, that there are no errorsEnd of diagnosis1. Presence of errors2. Brightness sensor defective1. Continue following the instructions on the diagnostic instrument2. Replace the Instrument PanelOp. 5560B12 INSTRUMENT LIGHTING DIMMER - R+R