Toyota Prius: Transmitter Battery

• Removal
• Installation

Removal

REMOVAL

CAUTION / NOTICE / HINT

NOTICE:

Take extra care when handling these precision electronic components.

COMPONENTS (REMOVAL)

Procedure		Part Name Code
1	CUT KEY	69503B	-	-	-
2	TRANSMITTER BATTERY HOUSING COVER	-		-	-
3	TRANSMITTER BATTERY	89745A		-	-

*1

TRANSMITTER HOUSING CASE

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PROCEDURE

1. REMOVE CUT KEY

*a	Release Hook Knob	-	-
	Slide in this Direction		Remove in this Direction

2. REMOVE TRANSMITTER BATTERY HOUSING COVER

(1) Insert a screwdriver with its tip wrapped in protective tape into the gap, and turn the screwdriver to remove the transmitter housing cover.

NOTICE:

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

3. REMOVE TRANSMITTER BATTERY

Remove in this Direction

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(1) Insert a screwdriver with its tip wrapped in protective tape into the gap, and gently remove the transmitter battery (lithium battery: CR2450) as shown in the illustration.

NOTICE:

• Do not push the terminals with your finger.
• Do not forcibly pry up the transmitter battery (lithium battery: CR2450) as the terminals may be damaged.
• Do not touch the transmitter battery (lithium battery: CR2450) 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 (lithium battery: CR2450), 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.

Installation

INSTALLATION

CAUTION / NOTICE / HINT

COMPONENTS (INSTALLATION)

Procedure		Part Name Code
1	TRANSMITTER BATTERY	89745A		-	-
2	TRANSMITTER BATTERY HOUSING COVER	-	-	-	-
3	INSPECT TRANSMITTER LED ILLUMINATION	-		-	-
4	CUT KEY	69503B	-	-	-

*1

TRANSMITTER HOUSING CASE

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-

PROCEDURE

1. INSTALL TRANSMITTER BATTERY

Install in this Direction

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-

(1) Install the transmitter battery (lithium battery: CR2450) with the positive (+) side facing upward, as shown in the illustration.

NOTICE:

• Do not push the terminals with your finger.
• Do not forcibly pry up the transmitter battery (lithium battery: CR2450) as the terminals may be damaged.
• Do not touch the transmitter battery (lithium battery: CR2450) 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 (lithium battery: CR2450), 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.

2. INSTALL TRANSMITTER BATTERY HOUSING COVER

3. INSPECT TRANSMITTER LED ILLUMINATION

*a

LED

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

OK:

Transmitter LED illuminates when a switch is pressed.

4. INSTALL CUT KEY