GL 450 (164.871) V8-4.6L (273.923) (2007)
Interior Light Switch: Description and Operation
GF82.20-P-2010GZ Switching Interior Lights On / Off Automatically, Function
GF82.20-P-2010GZ Switching Interior Lights On / Off Automatically, Function
Component Identification
Function requirements
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The rain/light sensor sends the "Night" signal
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Door contact ON and OFF switch in "ON" position.
Function
Opening one of the doors is recognized by the rear SAM control unit by way of the corresponding central locking motor (ZV) and notified to the
overhead control panel control unit via CAN-B.
Footwell lighting
After the overhead control panel control unit has received a signal about an open door from the rear SAM control unit, the overhead control panel
control unit sends the switch-on signal for the footwell illumination to the front SAM control unit.
The footwell illumination on-period is as follows:
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5 min as long as one of the doors is open
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30 s after unlocking the vehicle
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8 s after closing the last door
All four footwell lamps are switched each time.
Entrance/exit lamp