Keyless Entry Transmitter Battery: Service and Repair

TRANSMITTER BATTERY

REPLACEMENT

1. REMOVE TRANSMITTER BATTERY

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




a. Using a screwdriver, pry apart the transmitter cover.

NOTE: Do not forcibly pry apart the cover.

HINT: Tape the screwdriver tip before use.




b. Remove the door control transmitter sub-assembly from the case.




c. Disengage the hook of the transmitter battery's cover and remove the cover.




d. 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 cover interior free of dust and oil.

b. Install the transmitter battery's cover, the door control transmitter sub-assembly and the transmitter cover.