9-3 (9440) L4-2.0L Turbo (2007)
The voltage value is A/D converted and is then available in digital form. The digital value is then converted to the identity for the button's position and is
paced in the control module's primary memory. The value is sent out on the bus and is used by BCM.
The LEDs are fed with PWM+ from the door control module and use the same ground as the breaker.