Operation CHARM: Car repair manuals for everyone.

Keyless Entry Transmitter Battery: Service and Repair

TRANSMITTER BATTERY

REPLACEMENT

1. REMOVE TRANSMITTER BATTERY

NOTE: Special caution should be taken for handling each component as they are precision electronic components.




a. Using a screwdriver, pry out the transmitter case.

NOTE: Do not forcibly pry out the case.

b. Remove the battery (lithium battery).

NOTE:
- Do not push the terminals with your finger.
- Prying up the batteries (lithium battery) to forcibly remove it, will cause deformation of the terminals.
- Do not touch the battery with wet hands. Water may cause unexpected rust.
- Do not touch or move any components inside the transmitter, or it may interfere with the proper operation.




2. INSTALL TRANSMITTER BATTERY
a. Install a new battery (lithium battery) with the positive (+) side up, as shown in the illustration.

NOTE:
- Be sure that the positive side and the negative side of the transmitter battery is faced correctly.
- Be careful not to bend the electrode of the transmitter battery insertion.
- Be careful that no dust or oil will adhere to the transmitter case.

b. Install the case.