When these sensors stop working properly it can be one of the most aggravating problems you ll ever face as a car owner.
Audi door open sensor.
The sensor typically uses a switch with a spring loaded plunger that is compressed when the door is closed and is released when the door is open.
Attempt to close the garage door using a remote.
The door should stay open and the motor unit lights should blink.
This article applies to the audi a6 c5 1998 2004.
If the garage door opener closes the door with the safety sensors blocked replace the logic board.
On this occassion all door handles and boot sensors work when unlocking the car and all locking sensors work except on on drivers door.
The door ajar warning staying on is usually caused by a bad door jamb switch.
Place a box or similar object between the safety sensors to block the sensing beam.
Open the garage door.
This can create some visibility.
This action opens and closes an electrical circuit sending a signal to your vehicle s computer activating the door ajar warning light when the door is open.