Car Back Window Heater Not Working

That is until something put a little nick or scratch in one of those delicate lines across the glass.

Car back window heater not working.

If this happens to be the case you can use a soldering gun to reattach them. Issues can range from a blown fuse to a bad blower speed controller. The heating and defrosting system rely on an electric blower motor to move the hot air into the cabin of the car and through the defroster vents. If the exterior frost layer is thin your windshield.

However turn on the rear wiper and everything works as long as the wiper is not in the home position. As it goes back and forth across the window everything comes on and shuts off. Heater windows radio wipers all work in the acc key position. It was widely accepted in the car business that a car more than 5 years old would likely have an inoperative rear.

Then the system stopped working. But the defroster became standard issue for rear windows and the world was a better place. There is a chance that you are missing terminal edges on your window heat grid. Examine the fuse to see if it has blown.

Repairing heater element with conductive paint. Trace the current path from the fuse to the switch to the timer and on back to the window. Start the car and it all shuts off. Make sure the rear defroster switch and the ignition key are turned on.

If the blower motor is malfunctioning the defroster will not work. If the light comes on you have power. Fixing a heated rear window fuse check. Clip the lamp.

Use an ice scraper to scrape the windows both inside and out. How to defrost a car window without a heater step 1. If the new fuse. The battery could be the problem if you find that other aspects of the car are not working in addition to the defroster.

One possible cause for the heater not to work is a break in an element. Jumping the car or replacing the battery can solve this problem. Disconnect both wires from either side of the defroster grid and touch one end of your tester to each wire. If it has replace it and test the heater again.