How to Replace the Battery in a Car Key Remote?

[IsaacFitz]

Method for replacing the battery in a car key remote: 1. After releasing the key blade, insert a small screwdriver into the side slot near the key blade and push the screwdriver firmly toward the key blade; 2. Separate the key blade from the chip case; 3. Insert a flat-head screwdriver into the groove on the side of the chip case and twist to release the shell clasp at that point; 4. Insert a flat-head screwdriver into the groove at the top of the chip case and twist to release the shell clasp for replacement. The working principle of a car key is: a weak radio wave is emitted from the owner's vicinity, received by the car antenna, and after the electronic controller identifies the signal code, the system's actuator performs the action of unlocking or locking.