G15�General�Vehicle�Electronics
11.�Exterior�Rearview�Mirror
64
Index Explanation
1 Outside�temperature�sensor
2 Fuses�in�power�distribution�box,�front�right
3 Body�Domain�Controller�(BDC)
4 Exterior�rearview�mirror,�front�passenger�side
5 Switch�block�for�driver's�side
6 Exterior�rearview�mirror,�driver's�side
7 Instrument�cluster�(KOMBI)
8 Interior�mirror
The�outside�temperature�sensor�is�connected�to�the�instrument�cluster.�This�makes�the�value�available
via�the�PT-CAN.�The�BDC�evaluates�the�signal�and�activates�the�exterior�mirror�heating�as�required�via
the�LIN�bus.�Control�of�the�heater�output�is�dependent�on�the�outside�temperature.
The�exterior�mirror�motors�are�activated�via�the�LIN�bus.