9-3 Arc/Aero (9440) L4-2.0L Turbo (2.0 T) (2004)
Switch, Passenger Door (54P)
Switch, Passenger Door (54P)
Main task
Used to indicate whether the door is open or closed. The value is used for the anti-theft alarm function and to inform the driver that the door is not
closed. BCM sends the status of the switch on the bus.
Type
The switch contains a single pole breaker and 2 resistors. When the door is closed the breaker is open and the resistance is 1.8 kohm. When the door is
opened the breaker makes and a resistance of 620 Ohm is connected in parallel with the original resistance. The total resistance then drops to 460 Ohm.