Lexus ES: Electronic key battery

Replace the battery with a new one if it is depleted.

■If the electronic key battery is depleted

The following symptoms may occur:

• The smart access system with push-button start and wireless remote control will not function properly.
• The operational range will be reduced.

Items to prepare

Prepare the following before replacing the battery:

• Flathead screwdriver
• Small flathead screwdriver
• Lithium battery CR2032

■Use a CR2032 lithium battery

• Batteries can be purchased at your Lexus dealer, local electrical appliance shops or camera stores.
• Replace only with the same or equivalent type recommended by the manufacturer.
• Dispose of used batteries according to the local laws.

Replacing the battery

1. Take out the mechanical key.

2. Remove the cover.

To prevent damage to the key, wrap the tip of the screwdriver with tape.

3. Remove the depleted battery.

Insert a new battery with the "+" terminal facing up.

WARNING

■Removed battery and other parts These parts are small and if swallowed by a child, they can cause choking. Keep away from children. Failure to do so could result in death or serious injury.

NOTICE

■When replacing the battery Use a screwdriver of appropriate size.

Applying excessive force may deform or damage the cover.

■For normal operation after replacing the battery Observe the following precautions to prevent accidents:

• Always work with dry hands.

  Moisture may cause the battery to rust.

• Do not touch or move any other component inside the remote control.
• Do not bend either of the battery terminals.

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