Operation CHARM: Car repair manuals for everyone.

Keyless Entry: Service and Repair

REPLACEMENT

1. REMOVE TRANSMITTER BATTERY

NOTE: Take extra care when handling these precision electronic components.




a. Using a coin or equivalent, pry apart the transmitter case.

NOTE: Do not forcibly pry apart the case.




b. Remove the battery (lithium battery).

NOTE:
- Do not push the terminals with your finger.
- Do not forcibly pry up the battery (lithium battery). The terminals may become damaged.
- Do not touch the battery with wet hands. Water may cause rust.
- Do not touch or move any components inside the transmitter as it may cease to work.

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 are matched up correctly.
- Be careful not to bend the transmitter battery electrode during insertion.
- Keep the transmitter case's interior free of dust and oil.

b. Install the case securely.