Why are my rain sensing wipers not working?

Why are my rain sensing wipers not working?

If they work in that mode, then the issue should be either with the sensor itself or the windshield. If it does operate in manual-intermittent; when you restore power use copious amounts of water on the windshield to confirm whether the senor responds at all. People have had problems with non-oem glass and the sensors, others have not.

Why are my BMW windshield wipers not working?

Aftermarket glass likely does not have that sensor so it wont work. There’s your answer. BMW has it’s rain sensors built into the windshield. Aftermarket glass likely does not have that sensor so it wont work. Click to expand…

What to do if your windshield wipers do not move?

Turn the ignition key to the “On” position. Turn the rain sensor switch to the “On” position. If the wipers do not move, refer to your owner’s repair manual for the location of the rain sensor module. It will be a small plastic box that receives the wires from the sensor.

Is the rain sensor built into the windshield?

No, the rain sensor is not “built into” the windshield, it is an optical sensor behind it, attached to the mirror assembly. As Melquin said, some people have had issues with the transmittance clarity of aftermarket glass.

How can I get my Rain sensing wiper to turn off?

Spray contact cleaner on the “On/Off” switch to the rain sensor and activate the switch several times. Let the switches air dry. Reconnect the negative battery cable with an end wrench. Use a spray bottle to wet the outside surface of the front windshield until you see water heavy beads.

How do you turn off the rain sensor?

Disconnect the negative battery cable with an end wrench. Go to the wiper control switch on your vehicle. Spray electrical contact cleaner into the switch seams and rapidly work the control on and off, or turn to the knob dial. Spray contact cleaner on the “On/Off” switch to the rain sensor and activate the switch several times.

Turn the ignition key to the “On” position. Turn the rain sensor switch to the “On” position. If the wipers do not move, refer to your owner’s repair manual for the location of the rain sensor module. It will be a small plastic box that receives the wires from the sensor.

Where is the rain sensor on my windshield?

Use extra effort around the location of the rain sensor mounted on the inside window in front of the rear view mirror. Use a magnifying glass to inspect the entire outside surface of the windshield. Look for recent cracks, chips, nicks or “bull’s eye” deformations. Study the area where the rain sensor sits.