You need to include more details. Normally it would be an electromechanical relay that controls the power and the direction of a vehicle rear door power window motor. The motor that raises and lowers the rear window in a vehicle that has a tail-gate, hatch or rear door window, like a Jeep Cherokee, or what we used to call a "station wagon." It could also be the electromechanical relay that controls the power to a vehicle rear window defogger/ defroster grid.
The relay for the heated rear screen on a Golf MK4 should be just below the heater controls on the dash. Look for a button that says rear defrost or something to that effect.
the relay is in the tail gate as it also controls the rear screen wipers
if the switch lights up then check to see if the metal connectors and strips on the rear window are ok if they are then i would say the rear screen relay is broken.
You need to include more details. Normally it would be an electromechanical relay that controls the power and the direction of a vehicle rear door power window motor. The motor that raises and lowers the rear window in a vehicle that has a tail-gate, hatch or rear door window, like a Jeep Cherokee, or what we used to call a "station wagon." It could also be the electromechanical relay that controls the power to a vehicle rear window defogger/ defroster grid.
where is the rear defogger relay located in a Toyota Camry
rear window defroster relay in a 97 Pontiac firebird
To find the rear heated screen relay open the bonnet, and on the passenger side near the windscreen there is a plastic flap if you open it you will see a fuse block , If you look behind that box there is another enclosed box which houses seperate relays for the rear screen and the indicators. To get access to this box requires removal of the indicators and plastic scuttle below the windscreen.Once you have done this you need to remove four torx screews to open the casing to access the relays. To replace the plastic scuttle you need to re-seal it to the winscreen.
Chevrolet Tahoe rear blower relay switch can be found behind the dashboard. The relay switch will be behind the drivers side dashboard.
The Rear Blower Motor Relay is located near the rear wiper amplifier, behind the rear LH quarter trim panel.NOTE: Ford does not provide a picture location of the Rear Blower Motor Relay. Ford only provides a written location and an image (see below) that shows the general area that the Relay is in. Full Body View
The 2005 Chrysler 300 rear window defrost relay switch can be found beneath the drivers side dashboard. The rear window defrost relay switch will be near the center console.
according to the owner's manual, the rear relay box is located ON the rear passenger side quarter trim panel. It states " see your dealer or a certified technician for service of this relay box " ( for the 2005 Explorer )
The location for the rear defogger relay on a 1999 Hyundai Elantra is located in the trunk or hatch area of the vehicle. The relay is labeled as M25.