Electronic key battery

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

- You will need the following items:
l Flathead screwdriver (To prevent damage to the key, cover the tip of the screwdriver with rag.)
l Small Phillips-head screwdriver
l Lithium battery (CR1632)

- Replacing the battery

Take out the mechanical key.

Take out the mechanical key.

Remove the cover.

Remove the cover.

Remove the depleted battery.

Remove the depleted battery.

Insert a new battery with the “+” terminal facing up.

- If the electronic key battery is discharged
The following symptoms may occur.

l The smart access system with push-button start and wireless remote con- trol will not function properly.

l The operational range is reduced.

- Use a CR1632 lithium battery
l Batteries can be purchased at your Lexus dealer, jewelers, or camera stores.

l Replace only with the same or equivalent type recommended by your Lexus dealer.

l Dispose of used batteries according to the local laws.

- When the card key battery needs to be replaced
The battery for the card key is available only at Lexus dealer. Your Lexus dealer can replace the battery for you.


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


- For normal operation after replacing the battery
Observe the following precautions to prevent accidents.

l Always work with dry hands.

Moisture may cause the battery to rust.

l Do not touch or move any other components inside the electronic key.

l Do not bend the battery terminals.

    See also:

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