The entire engine system is completely cooled

The radiator is undamaged and the engine is warm

The engine is not overheated, but the engine has been in recent use

None of these; the radiator cap should never be removed

The entire engine system is completely cooled

The radiator is undamaged and the engine is warm

The engine is not overheated, but the engine has been in recent use

None of these; the radiator cap should never be removed