See also:

Outside temperature display (vehicles without a navigation system)
The temperature display shows temperatures within the range of -40°F (-40°C) and 122°F (50°C). If the temperature does not appear The system may be malfunctioning. Take your vehicle to your Lexus ...

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

Emission inspection and maintenance (I/M) programs
Some states have vehicle emission inspection programs which include OBD (On Board Diagnostics) checks. The OBD system monitors the operation of the emission control system. If the malfunction indic ...