See also:

Theft deterrent system
Immobilizer system The vehicle's keys have built-in transponder chips that prevent the hybrid system from starting if the key has not been previously registered in the vehicle's on-board computer. ...

General Maintenance and Regular Use
In addition to scheduled maintenance, your Lexus requires ongoing general maintenance such as fluid checks and visual inspections. The recommended guidelines for inspections are listed below. Plea ...

Engine (ignition) switch
Performing the following operations when carrying the electronic key on your person starts the engine or changes “ENGINE START STOP” switch modes. Starting the engine Check that the parking b ...