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. ...

Tire Pressure Warning Reset Switch
This switch can initialize the tire pressure warning system Press and hold the switch when you change the tire inflation pressure. For details, see the “Owner’s Manual”. ...

Replacement parts
To ensure optimum performance and maintain the quality built into your vehicle’s emission control systems, Lexus recommends the use of Genuine Lexus Parts when servicing or repairing the system ...