See also:

Malfunction Indicator Lamp
A computer system called OBD II (On-Board Diagnostics-Second Generation) monitors the operation of the vehicle to ensure emissions are at acceptable levels, to produce a cleaner environment. ...

Hazard Warning Flashers
(Hazard Warning Flasher): Press this button located on the instrument panel near the audio system, to make the front and rear turn signal lamps flash on and off. This warns others that you ...

Fuel Additives
To provide cleaner air, all gasolines in the United States are now required to contain additives that help prevent engine and fuel system deposits from forming, allowing the emission control syste ...