Why is there a horizontal line on the rear window glass?

There is really too much knowledge about the car, friends who have cars at home, if you pay attention to observe, there will be a problem, there will be a series of horizontal lines on the rear window glass of the vehicle, some are red, some are white, so what is the role of this horizontal line?

What exactly do these horizontal lines do? Can you use your own small size and area to make the car run normally?

The horizontal line is divided into two types, one is the heating wire is also called a defroster, similar to the "heating resistance wire". Multiple linear "heating resistance wires" are evenly distributed on the rear glass. Defrosters are generally only useful in the north, and their role is to heat the rear glass. So as to achieve defrosting, fog effect, so that the owner can clearly distinguish the rear driving conditions, reversing and other safe operations.

There is also a function of receiving antennas, which everyone does not know. Some of the current cars can't see the antenna, so where is the antenna installed, just on these horizontal lines. Receiving signals as antennas one by one is strong because the area covered is more extensive.

So how can we turn on the defroster and make it work? There are many car owners who are unaware that the defogging buttons of the rear windshield are generally near the air conditioner.

Many novice owners will think of it as an inner loop, and even seen cute owners who "don't know what this button is for". There are also some car owners who know the role of these horizontal lines, and they will also want to use it, but when they press the button, they find that there is no defogging effect, then it is likely that the defroster has failed, the owner of the friend, usually must pay attention to the protection knowledge of the defroster.

First, do not pile up items near the rear glass, so as not to scratch the defroster.

Second, it is recommended that the back file do not apply the film, the film is not good, it is easy to produce bubbles to affect the line of sight.

I hope that after reading this article written by the author, you can have a deeper understanding of your own car, and have a certain understanding of the small details on the car, as long as you have a heart that is good at discovery, you may be able to develop countless small surprises on your car!