See also:

If steam is coming from the engine compartment
Turn off the engine and get everyone away from the vehicle until it cools down. ...

Refueling
Only one person should be involved in refueling. Do not allow others to approach the area of the vehicle near the fuel filler pipe while refueling is in progress. Be sure to observe any other preca ...

If the light illuminates constantly
If the light illuminates constantly while driving or does not turn off after the engine starts, an emission control system malfunction has been detected. You should have your vehicle checked by an ...