Electronic key battery
Replace the battery with a new one if it is depleted.
- You will need the following items:
• Flathead screwdriver
• Small Phillips-head screwdriver
• Lithium battery (CR1632)
- Replacing the battery

Take out the mechanical key.

Remove the cover.
To prevent damage to the key, cover the tip of the screwdriver with a rag.

Remove the depleted battery.
Insert a new battery with the “+” terminal facing up.
- Use a CR1632 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 manufac- turer.
• Dispose of used batteries according to the local laws.
- If the electronic key battery is discharged
The following symptoms may occur.
• The smart access system with push-button start and wireless remote control will not function properly.
• The operational range is reduced.
CAUTION
- 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.
NOTICE
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 components inside the remote control.
• Do not bend the battery terminals.
See also:
Setup
XM settings
Used for changing settings for XM
Sports, XM Stocks and XM Fuel Prices.
1 Press the “SETUP” button.
2 Touch “Other”.
3 Touch the item to be set.
•On this screen, the ...
Headlights
►Type A
1The daytime running lights turn
off.
2The side marker, parking, tail,
license
plate, daytime running lights and
instrument panel lights turn on.
3The headlights and all light ...
Keeping the Key Safe
Replacing a Smart Key may be costly.
We advise you to keep a spare Smart Key and the key-number plate in a safe place.
If you record the key number in more than one place, do not record it in a way ...
