Does my BMW have a rain sensor?
You have a rain sensor if, up near where the rear vision mirror mounts on the windscreen, there is a large black rectangle with a bluish-tinge in the middle. On the inside of the screen, there is a black plastic box stuck to the glass.
Where is the rain sensor on a BMW?
The sensor is located on the windshield, directly in front of the interior rearview mirror. Press the button on the wiper lever. When activated, the wipers move over the windshield once.
What is BMW rain sensor?
These systems utilize an LED sensor, fitted between the windshield and rearview mirror, to detect the amount of rain or snow falling on the windshield. There are a number of infrared light-emitting diodes (LEDs) and a central photodiode which make up the “rain sense” portion of the system.
How do I know if my windshield has a rain sensor?
If you’re looking inside the cabin of your car from the outside, the sensor would be located behind the rearview mirror and you can tell it’s the sensor because a strip of lens or film will appear facing the outside. Some cars may have one or the other, or both.
How much does it cost to replace a BMW windshield?
By our experience and depending of the BMW year and model, a BMW windshield replacement typically costs between $100 and $400, even though the average driver reporting that they paid $214.
Do rain sensors need calibration?
With a lot of vehicles nowadays, even when you do something like replace the windshield, you need to reset and re-calibrate certain sensors on the vehicle. This BMW behind me has a rain sensor that works for the automatic windshield wipers and when you do replace the windshield, you do need to recalibrate it.
What are rain sensing windshield wipers?
Rain-sensing Wipers. uses optical sensors to detect the moisture. The sensor is mounted in contact with the inside of the windshield, near the rearview mirror. The sensor projects infrared light into the windshield at a 45-degree angle.