Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Manual dome lamp actuation, function - GF82.20-P-2027A
MODEL 203
- Basic prerequisites:
- Dome lamp switch (N70s3) in position "Automatic actuation ON" or in position "Automatic actuation OFF".
- Passenger compartment lighting switched off
- The overhead control panel control module (N70) monitors the dome lamp switch position
- The overhead control panel control module recognizes that the dome lamp switch has been switched to the position "Dome lamp ON" and immediately actuates the front dome lamp (N70e1) without the fade-on feature.
Function sequence for actuation of dome lamp integrated into overhead control panel control module
One additional dome lamp (E15/6 and E15/7) each is installed above the driver and passenger sun visors which is switched on in the associated sun visor when the mirror cover is folded down.
Function sequence for actuation of dome lamp integrated into rear passenger compartment lamp
- Basic prerequisites:
- Rear dome lamp switch (N70s2) in position "Dome lamp OFF"
- The overhead control panel control module (N70) monitors the position of the rear dome lamp switch.
- The overhead control panel control module recognizes that the rear dome lamp switch has been switched to the position "Dome lamp ON" and immediately actuates the dome lamp (N70e1) without the fade-on feature.
| Overhead control panel control module, location/purpose/design | GF82.20-P-4110A | ||
| Rear passenger compartment lamp, location/ design | GF82.20-P-4111A |
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.