See also:

If the light illuminates steadily
If the light illuminates steadily 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 ...

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

Canceling the function for meter/gauge needle movement upon turning on the ignition switch
It is possible to activate or deactivate the movement of the meter needles and gauge needles that takes place when the ignition switch is turned to the “ON” position. Turn the ignition switch to th ...