What should I do if the car key is low?

The solution to the shortage of car keys is that there is a spare mechanical key in the remote control key, and the door can also be opened with the mechanical key.

How to change the battery when the car key is dead;

1. First, hold down the top of the car key and pull it up hard, and pull out the physical key of the car.

2. Then use the back of the art knife to move around the gap of the car key.

3. Then the car key is turned on.

3. Then use coins to pull out the old car key battery.

4. Put the new battery in the car key.

5. Then cover the car keys.

6. Then insert the physical key, so that the car key battery can be replaced.

The functions of car keys are as follows:

1, car key car search function: the car search function is to use a remote control or an alarm device. After pressing the button, the car horn will sound and the double flashing lights will flash, which is convenient for finding your car quickly in places with many cars. Careful car owners may find that there are three buttons on the general car key, one is to unlock, the other is to lock, and the other is the trunk.

2. Close the window after turning off the car key: the remote control key can solve the problem. After getting off the bus, press and hold the lock key to close the four windows remotely. This is a very convenient and commonly used function.

3, remote window opening: there is a remote window opening, long press the unlock button to try, before driving in summer, open the window for ventilation, walk over and then open the door for ventilation.