Toyota Sienna Quiz
Door lock

Transmitter battery

In this manual: Door lock
Introduction — 55Service specifications — 7Maintenance — 7Engine — 264U151e automatic transaxle — 108Transfer — 19Propeller shaft — 8Drive shaft — 14Differential — 16Axle — 18Suspension — 37Tire and wheel — 54Brake control — 141Parking brake — 16Steering Column — 11Power steering — 18Air conditioning — 106Supplemental restraint system — 146Seat belt — 22Theft deterrent — 14Engine immobiliser — 17Cruise control — 65Lighting — 61Wiper and washer — 13Door lock — 42Meter — 28Audio / visual — 94Navigation — 108Park assist / monitoring — 33Horn — 5Garage door opener — 42GR-FE Engine control system — 126Supplemental restraint system — 147Other system — 14Windshield / windowglass — 43Mirror — 23Instrument panel — 6Seat belt — 22Seat — 92Engine hood / door — 104Exterior — 39Interior — 5Sliding roof — 9Multiplex communication — 18Can communication — 23
~1min read

REPLACEMENT

1. REMOVE TRANSMITTER BATTERY

REMOVE TRANSMITTER BATTERY

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

  1. Using a coin or the equivalent, pry out the transmitter case.

NOTICE: Do not forcibly pry out the case.

REMOVE TRANSMITTER BATTERY
  1. Remove the battery (lithium battery).

NOTICE:

  • Do not push the terminals with your finger.
  • Prying up the battery (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

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

NOTICE:

  • Be sure that the positive side and the negative side of the transmitter battery are faced correctly.
  • Be careful not to bend the electrode of the transmitter battery insertion.
  • Be careful that no dust or oil adheres to the transmitter case.
  1. Install the case securely.

Test yourself

A quick Toyota Sienna quiz: every answer comes with an explanation and a link to the manual page.