See also:

Front passenger occupant classification system
Your vehicle is equipped with a front passenger occupant classification system. This system detects the condition of the front passenger seat and activates or deactivates the devices for the front ...

Chassis/Body/Suspension/Tires/Brakes
The Lexus IS models provide a sporty driving experience while also offering a supple, quiet ride. The double-wishbone front suspension and multi-link rear suspension use high-strength steel and al ...

Armrest
Pull the armrest down for use. NOTICE: To prevent damage to the armrest Do not place too much strain on the armrest. ...