See also:

If the Low Tire Pressure Indicator Comes On
Reasons for the indicator to come on A tire pressure is significantly low. If the compact spare tire is installed, the indicator stays on for a while, then goes off after driving a few miles (kilo ...

Emissions Controls
The burning of gasoline in your vehicle’s engine produces several byproducts. Some of these are carbon monoxide (CO), oxides of nitrogen (NOx), and hydrocarbons (HC). Gasoline evaporating from t ...

Gauges.
Gauges include the speedometer, tachometer, fuel gauge, and related indicators. They are displayed when the ignition switch is in ON Speedometer Displays your driving speed in mph (U.S.) or km/h ...