How to Replace the Battery in a Changan CS75 Key?

1 Answers
SanMason
07/29/25 6:52pm
Pull out the mechanical key from the key fob. Press the button on one side of the key. Then you can pull out the mechanical key. Next, use the mechanical key to pry open the shell of the remote key. Once a gap is created, you can slowly open the entire key. Flip over the shell with the blue circuit board, replace the battery, and then reassemble the key.
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