Contents Wiring diagrams Section: Door Locks & Anti-Theft Systems All sections

Keyless Entry Systems: Specifications Toyota Sienna I

Battery Capacity Check

Open remote transmitter and remove battery. Connect 2 new 1.5-volt dry-cell batteries in series. (Scheme 44) Connect battery positive terminal to battery receptacle side terminal and battery negative terminal to bottom terminal in order to provide 3 volts to remote transmitter. Attempt to operate door lock by remote control. If door locks operate, replace battery. If door locks do not operate, replace remote transmitter and reprogram. See VEHICLE ACCESS CODE PROGRAMMING under PROGRAMMING.

Scheme 44

Scheme 44: Battery Capacity Check