Toyota Yaris: Maintenance / Transmitter Battery

Toyota Yaris XP210 (2020-2025) Reapir and Service Manual / General / Maintenance / Transmitter Battery

Components

COMPONENTS

ILLUSTRATION

*1

MECHANICAL KEY

*2

TRANSMITTER BATTERY

*3

TRANSMITTER HOUSING CASE

*4

TRANSMITTER HOUSING COVER

Removal

REMOVAL

CAUTION / NOTICE / HINT

NOTICE:

Take extra care when handling these precision electronic components.

PROCEDURE

1. REMOVE TRANSMITTER BATTERY

(a) Slide the release hook knob to remove the mechanical key.

*a

Release Hook Knob

(b) Using a screwdriver with its tip wrapped in protective tape, pry apart the transmitter housing cover.

NOTICE:

Do not use excessive force when prying apart the transmitter housing cover.

*a

Protective Tape

(c) Using a screwdriver with its tip wrapped in protective tape, remove the transmitter battery.

NOTICE:

  • Do not push the terminals with your finger.
  • Do not forcibly pry up the transmitter battery as the terminals may be damaged.
  • Do not touch the transmitter battery with wet hands. Moisture may cause rust.
  • Do not touch or move any components inside the transmitter housing case. It may interfere with proper operation.
  • When replacing the transmitter battery, before starting work, remove static electricity that has built up in the body by touching, for example, the vehicle to prevent the electrical key transmitter sub-assembly from being damaged.

*a

Protective Tape

Installation

INSTALLATION

CAUTION / NOTICE / HINT

NOTICE:

Take extra care when handling these precision electronic components.

PROCEDURE

1. INSTALL TRANSMITTER BATTERY

(a) Install a new transmitter battery with the positive (+) side facing upward.

NOTICE:

  • Do not bend the transmitter battery electrode during installation.
  • Keep the inside of the transmitter housing cover free of dust and oil.
  • When replacing the transmitter battery, before starting work, remove static electricity that has built up in the body by touching, for example, the vehicle to prevent the electrical key transmitter sub-assembly from being damaged.

(b) Install the transmitter housing cover by pressing down on it as shown in the illustration.

(c) Insert the mechanical key into the transmitter.

(d) Press one of the transmitter switches and check that the LED illuminates.

OK:

Transmitter LED illuminates when a switch is pressed.

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