939003641 - K033 DOORS OPEN CHECK WARNING LIGHT ON

After the initial test, the light check warning light on the Instrument Panel Node remains on.
with the side light control active and with fault status for one of the rear bulbs, the NBC implements a recovery strategy: the brake light bulb on the corresponding side comes on in low power mode to simulate the brightness of a 5 W bulb
0PRELIMINARY CHECKSALL OKPROBLEMS ENCOUNTEREDACTION
Press the parking light activation button, move the steering wheel stalk and check the parking lights come on.Press the emergency light switch and check they activate correctly.Then turn the key ON and check the operation of the side lights/number plate lights.Activate the rear fog lamp from the control panel and check they operate correctly.Operate the side lights from the stalk and check they operate correctlyPress the brake pedal and check the brake lights come onMove on to Step 11. Parking light bulb does not operate1. Continue as instructed in theSee table I002 PARKING LIGHTS NOT WORKING
2. Side light/number plate light bulb does not operate2. Continue as instructed in theSee table I001 SIDE LIGHTS/NO. PLATE LIGHTS NOT WORKING
3. Hazard light bulb does not operate3. Continue as instructed in theSee table I039 DIRECTION INDICATORS NOT WORKING WHEN HAZARD WARNING LIGHT SWITCH IS PRESSED
4. Turn signal does not operate4. Continue as instructed in theSee table I010 DIRECTION INDICATORS / HAZARD WARNING LIGHTS NOT WORKING
5. Rear fog lamp bulb does not operate5. Continue as instructed in theSee table I021 REAR FOG LAMPS NOT WORKING
6. Brake light bulb does not operate6. Continue as instructed in theSee table I014 BRAKE LIGHTS AND THIRD BRAKE LIGHT NOT WORKING
1CHECK ELECTRICAL CONNECTIONSALL OKPROBLEMS ENCOUNTEREDACTION
Check the electrical connections between the Body Computer and the light wiring, in particular that each individual pin is correctly connectedMove on to Step 2Electrical connections defectiveRenew the damaged electrical connections
2CHECK BULB POWER UPTAKEALL OKPROBLEMS ENCOUNTEREDACTION
Check that the light bulb power uptake is as specifiedMove on to Step 3Bulbs of incorrect power rating or with defective filamentReplace the bulbs
3CHECK INSTRUMENT PANELALL OKPROBLEMS ENCOUNTEREDACTION
Connect an Examiner to check for errors in the instrument panelMove on to Step 4Panel defectiveReplace the instrument panel    Op. 5560B10 CONTROL PANEL - R+R
4CHECK ON CORRECT OPERATIONALL OKPROBLEMS ENCOUNTEREDACTION
Check that the fault is no longer presentEnd of diagnosisThe fault persistsReplace Body Computer    Op. 5505A32 BODY COMPUTER - R.R