4S shop car key change battery actually charged me 200! How to change the key battery of Teana car for three yuan?

Nowadays, many cars are started with one button, so it is very convenient to start without a key. We all know the car keys, which is very important. If there is no electricity, we may not even be able to open the car door.

On the Internet, many people also learn how to start a car with one click. This method is useful. However, many people will choose to go to the 4S store to change their batteries, which is also the fastest way. However, it is very expensive to replace the key battery in a 4S shop. Some netizens broke out and went to 4S stores to replace key batteries. In the end, they actually charged 200 yuan. In fact, many people know that this has been pitted, and the battery can be changed by themselves. The method is very simple. Let's talk about how to spend three dollars to change the key battery of Tianzhu car!

First, we need to prepare a small screwdriver and a battery. This kind of battery is sold in many two-yuan stores. If you are really worried about quality, you can also go to the auto repair shop to buy it. The price is also around 2 yuan. Remove the screw from the key with a screwdriver. After opening the lid, we can see a battery inside. We just need to remove the battery inside and install the battery we bought. If you are not familiar with the internal structure, then the rest of it must not be tampered with. After the battery is installed, we just need to install the cover plate of the key and tighten the screws.

See here, do you think it is very simple? In fact, this method is not difficult, and many times you just don't want to do it yourself. But when reloading the battery, you must pay attention to the positive and negative poles, otherwise it may cause a short circuit inside the key, so you have to go to the 4S shop to change the key, and the price is higher. The key batteries of other models are also replaced in this way, but the battery voltage and positive and negative poles must be paid attention to when installing the battery.

As long as we do it ourselves, 200 yuan can be saved. In fact, many 4S stores have free replacement service. Do you think this is the right way for me? Let's talk about your opinion!