How to change the battery when the key of modern leading car is out of power? Many owners have encountered the car key button is not working, this is mostly the battery is out of power, need to replace the new battery, some owners do not know how to update, the following small series to introduce the dismantling steps
We press the little silver button at the top of the car key;
Grab the top and pull out the mechanical key;
Insert the mechanical key into the opening, turn it, pry the car key cover;
The following is the look after breaking the car key, the circuit board can be disassembled to see the battery;
Dig out old batteries and put new ones in;
Finally, we cover the circuit board and the car key cover, so that the car key battery replacement is completed.