The best way to cool down an overheated car engine is to park the vehicle. Allowing the engine to cool down naturally avoids all potential hazards and it is also safer for the engine. If you must start the cooling process immediately, pour cool water over the radiator and upper and lower hoses.
it means that the car wasnt overheated enough to gt to that point
It says that, because your engine overheated.
No , when the engine is cool
To cool the engine of the car.
because it's been overheated and damaged.
If the engine was severely overheated, yes that can cause engine failure.If the engine was severely overheated, yes that can cause engine failure.
In modern vehicles, there are sensors which will prevent the engine from coming on when it is overheated. This is a protection measure.
Engine may seize if overheated to that extreme
It has over 10,000 parts!
Head Gasket blown, plus check your water pump.
if your engine is at 108c you need to run away