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. ...

Tire pressure monitoring system (TPMS) (if equipped)
The tire pressure monitoring system provides the driver with a warning message by sending a signal from a sensor that is installed in each wheel when tire pressure is severely low. The tire pre ...

Changing the coolant
WARNING Never attempt to remove the radiator cap until the engine has been shut off and has cooled down completely. Since the coolant is under pressure, you may suffer serious burns from a spray ...