Refer a friend → both of you get +5 lives
Sign in for free lives
Emergency Situations

You should never leave your vehicle's engine running in a closed garage because:

Show Answer & Explanation
Correct Answer: B. Carbon monoxide is a deadly, odourless gas

Carbon monoxide (CO) is colourless, odourless, and fatal. A running engine in a closed garage produces lethal levels in minutes. Even with the garage door open, cold-start idle warming should be avoided in attached garages.

How others did
Your record
Test context
Category Emergency Situations
Total Q's 40
Pass 80%

More Emergency Situations Questions

Your headlights suddenly fail while you are driving at night. You should: Your windshield wipers suddenly stop working during heavy rain. You should: You notice smoke coming from under your hood. You should: When you brake hard in a vehicle equipped with anti-lock brakes (ABS), you feel the pedal vibrating. You should: You see a deer standing at the edge of a rural highway ahead of you. You should:

Often Missed
All Ontario Questions Smart Practice Mock Exam Road Signs Guide