S20-S22, Switch for
window winder
Version 1
Function
S20, S21 are located in the driver’s door.
S21, S22 open the window in the passenger
door.
Switch S20 controls the window winder motor
M9 in the driver door.
Switches S21 and S22 control window winder
motor M10 in the passenger door.
When the switch is moved to position 1 (DWD)
the window opens. When it is moved to
position 2 (DWU) the window closes.