How to Replace the Battery in a Swit Car Key?

1 Answers
GenesisLee
07/29/25 5:15pm
First, identify the battery model currently used in your car key. Purchase an original battery for the car key, ensuring the voltage and model are identical. Remove the mechanical key. Typically, you need to press a small button on the key to pull out the mechanical key. Open the car key. There is a small gap in the middle of the key where you can gently rotate a small flat-head screwdriver to pry open the key. After opening, remove the circuit board. Pry out the old battery, install the new one, and finally reassemble the car key.
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