See also:

Engine immobilizer system
The vehicle's keys have built-in transponder chips that prevent the engine from starting if the key has not been previously registered in the vehicle's on-board computer. Never leave the keys insid ...

Cleaning and protecting the vehicle exterior
Perform the following to protect the vehicle and maintain it in prime condition. Working from top to bottom, liberally apply water to the vehicle body, wheel wells and underside of the vehicle to ...

If the vehicle battery is discharged
The following procedures may be used to start the engine if the vehicle’s battery is discharged. You can call your Lexus dealer or qualified repair shop. If you have a set of jumper (or booster) ca ...