The dashboard
Turn on the ignition and watch the car check its lights.
Red — danger or urgent: act now
Amber — attention: something needs you to act
Green or blue — a system is on, all is well
What exactly to do is in each light's card.
All lights
Find yours by its look, colour or name
No light matches — try another word or clear the filters.
Important. Symbols and colours vary a little between makes and models, and some cars have lights of their own. The exact answer for your car is in its owner's manual. If you are not sure whether a red light is serious, stop — it is the safer choice.