Home / Manitoba / Questions / Emergency Situations Emergency Situations Report Engine temp red — action: A Keep going B Pull over, engine off, let cool before opening radiator C Open radiator D Cold water immediately Show Answer & Explanation Correct Answer: B. Pull over, engine off, let cool before opening radiator Cold water cracks hot block. Previous Next More Emergency Situations Questions Yellow or flashing sign 'EMERGENCY VEHICLES AHEAD': Must report to police if damage exceeds: Emergency vehicle with siren approaching: Following snowplow: Ambulance siren approaches while you wait at red light: Often Missed All Manitoba Questions Smart Practice Mock Exam Road Signs Guide