See also:

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

If you lose your keys
New genuine Lexus keys can be made by your Lexus dealer using the other key and the key number stamped on your key number plate. ...

If a warning message is displayed
If a warning is shown on the multi-information display, stay calm and perform the following actions: 1. Master warning light. The master warning light also comes on or flashes in order to ind ...