Door Control Transmitter Module: Inspection

INSPECT DOOR CONTROL TRANSMITTER
1. Inspect operation of the transmitter.
  1. Remove the battery (lithium battery) from the transmitter.
  2. Install a new or non-depleted battery (lithium battery).
    HINT:
    
    When a new or non-depleted transmitter battery is not available, connect 2 new 1.5 V batteries in series. Then connect leads to the batteries and use the leads to apply 3 V to the transmitter, as shown in the illustration.
  3. From outside the vehicle, approximately 1 m (3.28 ft.) from the driver side door outside handle, test the transmitter by pointing its key plate at the vehicle and pressing a transmitter switch.
    OK: Door lock can be operated via the transmitter.
    
    HINT:
    - The operating range differs depending on the user, the way the transmitter is held and the location.
    - The transmitter's faint electric waves may be affected if the area has strong electric waves or noise. The transmitter operational area may be shortened or the transmitter may not function.
      
      Fig 1: Connecting Batteries In Series
      Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002