GF82.20-P-5217FL Electronic Overhead Control Panel Component Description

GF82.20-P-5217FL Electronic Overhead Control Panel Component Description
- except CODE (414) Power glass tilting/sliding roof

Component Identification:

Location
The electronic overhead control panel is located in the front section of the headliner.

Task
The controls on the electronic overhead control panel are used for manual interior lights control. The front SAM control unit with fuse and relay module (N10/1) supplies the overhead control panel electronics with voltage.
The electronic overhead control panel is a subscriber of the wiper/ inside rearview mirror LIN (LIN 2). The signals from the following components are supplied to other control units on the wiper/inside rearview mirror LIN:
- Garage door opener (A67n2) (with code (232) Garage door opener with frequency 284-390 MHz)
- Rain/light sensor (B38/2)
- On vehicles with code (249) Automatic dimming inside and outside rearview mirrors including folding outside mirror without code (494) USA version or code (249) Automatic dimming inside rearview mirror and outside mirror (driver) and code (494) USA version:
- Forward automatic mirror dimming light sensor (A67h1)
- Rearward automatic mirror dimming light sensor (A67h2)
- Mirror dimming (A67h3)

The following components are supplied with voltage by the overhead control panel electronics:
- Rain/light sensor
- Left sun visor mirror lamp (E14/1) via the left front mirror lamp switch (S101)
- Right sun visor mirror lamp (E14/2) via the right front mirror lamp switch (S102)
- Rear dome lamp (E15/3)

Design
The following components are located on the overhead control panel electronics:
- Interior temperature sensor with integrated fan (N70/3b1)
- Left front interior lamp
- Right front interior lamp
- Panoramic sliding sunroof switch (N70/3s1)
(with code (413) Panoramic sliding sunroof with top sliding sunroof)
- Rear dome lamp switch
- Interior lamp automatic function switch
- Front dome lamp switch
- Left front reading lamp switch
- Right front reading lamp switch
- On vehicles with code (882) Interior monitoring (with ATA only):
- Interior protection button
- Tow-away protection button

- On vehicles with code (359) TELE AID emergency call system:
- Emergency call system button (S93/3)
- MB-Info and breakdown assistance button (S93/6)