See also:

Horn
To sound the horn, press on or close to themark. ...

Engine/Transmission/Drivetrain/Performance
The IS 250's 2.5-liter V6 engine delivers 204 horsepower at 6,400 RPM and 185 lb.-ft. of peak torque at 4,800 rpm. The Lexus IS 350's 3.5-liter V6 offers a more potent 306 horsepower at 6,400 RPM ...

Using the AUX adapter
This adapter can be used to connect a portable audio device and listen to it through the vehicle’s speakers. Connect the portable audio device. Press . Operating portable audio devices connec ...