Safe drivingQuestion 284 of 328

How often should you check your mirrors while you scan the road?

  1. Only before you change lanes
  2. About every five seconds
  3. About once a minute
  4. Only when you hear a horn
Show answer

Correct answer: About every five seconds

Keep your eyes moving. Scan ahead and to the side. Check your mirrors about every five seconds.

Source: The Official MTO Driver's Handbook (Ontario Ministry of Transportation), Safe and Responsible Driving, Safe and Responsible Driving

Practice safe driving

Questions last reviewed: 18 October 2026