What does a door function switch do?
An N/O door switch is open when no outside forces are acting upon it. When used in this application, the switch is closed when the door is closed, and the switch opens when the door is open, activating the controller to turn the light on.
Do rear lights come on with daytime running lights?
Daytime Running Lights [DRL] commonly only illuminate the front lights of a vehicle, and not the rear lights. (See the photograph below.) Usually, they also do not illuminate the dashboard lights for the speedometer and other instruments and controls.
Why are the interior lights on when the door is open?
The fact the lights work when I turn the knob all the way up and the fact they don’t come on when any of the doors are open makes me think there must be a wire broken in the door switch circuit. I don’t know where the door switches are.. no little rubber covered plunger switch like the old days.
When do the lights turn on in an Audi?
However, the lights typically turn on when any other door is opened. One owner suggests jumping a ground to the tiny brown wire in the panel above the driver’s foot. If there is a problem with the switch, doing so will instantly allow the courtesy lights, door indicator, and chime to work. Figure 3.
What to do when your interior lights won’t turn on?
One suggestion is to sit in the car with the overhead lights on, then turn the car off. Next, lock the doors using the key fob, then unlock the doors. The next step is to open the driver’s door, shut it, and start the car. The lights should go off.
What happens when a car door is opened and closed?
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. This sensor is often also connected to the interior lights that go on and off when a door opens and closes.