Operation CHARM: Car repair manuals for everyone.

Keyless Entry Transmitter Battery: Service and Repair

Battery Replacement






1. Insert a flathead screwdriver into the notch of the transmitter.
2. Remove the cover by using the screwdriver as shown.
3. Install the new battery with the Plus + side facing up.


Note: Battery specification: Lithium CR 2025 x 1


4. Install the cover.


Note: The battery will last about 2 years when used 10 times a day.