Overhead control panel control unit, component description - GF82.20-P-5216SX
MODEL 221.0/1, 216.3 up to model year 08/YoM 07
Shown on model 221.0
Location
The overhead control panel control unit is located in the front section on the dome.
Design
The overhead control panel control unit consists of the following components:
- front dome lamp (N70e1)
- Roof system switch (N70s1) (model 221 with code (414) Power glass tilting/sliding roof and for model 216)
- Rear dome lamp switch (N70s2) (model 221)
- Coat hook lamp switch (N70s2) (model 216)
- Door contact ON and OFF switch (N70s3)
- Front dome lamp switch (N70s4)
- Left front reading lamp switch (N70s6)
- Right front reading lamp switch (N70s7)
- Rear roller sun blind switch (N70s10) (for code (413) Panoramic glass roof with top sliding sunroof)
- SOS pushbutton switch (S93/3)
(only)
Function
The overhead control panel control unit is connected to the interior CAN for exchanging data, reads in sensors, switches and consumers and actuates their voltage supply, function along with the switch and controls illumination.
Controlling
- the interior illumination (IBL)
- the tilting/sliding roof (SHD) (model 221 with code (414) Power glass tilting/sliding roof and with model 216)
- the top sliding panoramic glass sunroof (with code (413) Panoramic glass sunroof with top sliding sunroof)
Gateway to the interior CAN
- Information from the rain/light sensor (B38/2)
- Anti-dazzle information of mirror dimming (A67h3)
Reading in of sensors
For code (413) Panoramic glass roof with top sliding roof:
- Hall sensor 1, roof system (M12b1)
- Hall sensor 2, roof system (M12b2)
- Front roller sun blind Hall sensor 1 (M54b1)
- Front roller sun blind Hall sensor 2 (M54b2)
- Rear roller sun blind Hall sensor 1 (M54/1b1)
- Rear roller sun blind Hall sensor 2 (M54/1b2)
Model 221 with code (414) Power glass tilting/sliding roof and for model 216:
- Roof system Hall sensor 1
- Roof system Hall sensor 2
Reading in of integrated switches
- Front dome lamp switch
- Rear dome lamp switch (model 221)
- Coat hook lamp switch (model 216)
- Door contact ON and OFF switch
- Left front reading lamp switch
- Right front reading lamp switch
For code (413) Panoramic glass roof with top sliding roof:
- Roof switch
- Rear roller sun blind switch
Model 221 with code (414) Power glass tilting/sliding roof and for model 216:
- Roof switch
The SOS pushbutton switch is integrated into the overhead control panel control unit. The emergency call system control unit (N123/4), however, supplies the voltage and reads in signals.
Reading in external switches
- Left rear reading lamp switch (S154/1) (model 221)
- Right rear reading lamp switch (S154/2) (model 221)
Voltage supply
- Rain/light sensor
- Inside rearview mirror unit (A67)
- Left reading lamp (A67e1)
- Right reading lamp (A67e2)
- Garage door opener transmitter unit (A67n2) (with code (231) Garage door opener or code (232) Garage door opener with frequency 284-390 MHz)
- Left rear reading lamp (E11/1e1) (model 221)
- Left rear interior lamp (E11/1e2) (model 221)
- Right rear reading lamp (E11/2e1) (model 221)
- Right rear interior lamp (E11/2e2) (model 221)
- Left front vanity mirror illumination (E14/6)
- Right front vanity mirror illumination (E14/7)
- Left rear vanity mirror illumination (E15/10) (model 221)
- Right rear vanity mirror illumination (E15/11) (model 221)
- Left coat hook lamp (E15/24) (model 216)
- Right coat hook lamp (E15/25) (model 216)
For code (413) Panoramic glass roof with top sliding roof:
- Roof system drive unit (M12)
- Front roller sun blind motor (M54)
- Rear roller sun blind motor (M54/1)
Model 221 with code (414) Power glass tilting/sliding roof and for model 216:
- Roof system drive unit
Discrete inputs
- Circuit 30
- Circuit 31