See also:

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

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 ...

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 ...