OR DMV Vehicle Safety and Maintenance Questions and Answers Flashcards

In Oregon, side mirrors are required when:

Answer: The vehicle's inside rearview mirror is blocked

Oregon requires a side mirror when the driver's interior rearview mirror does not provide an adequate view to the rear.

What should you do if your brakes fail while driving in Oregon?

Answer: Pump the brakes, downshift, and use the emergency brake gradually

Pumping the brakes can restore hydraulic pressure, downshifting uses engine braking, and the emergency brake provides additional stopping force.

In Oregon, how often should engine oil typically be changed in modern vehicles?

Answer: Per the manufacturer's recommendation, often every 5,000–7,500 miles

Modern vehicles and synthetic oils allow longer intervals; the manufacturer's recommendation in the owner's manual is the best guide.

When is it required to replace your windshield wipers in Oregon?

Answer: When they leave streaks or fail to clear the windshield effectively

Wipers should be replaced when they no longer clear the windshield effectively, which is a safety requirement for adequate visibility.

In Oregon, your vehicle's brake lights must be visible from at least:

Answer: 300 feet

Oregon requires brake lights to be visible from 300 feet to give following drivers adequate time to react.

What is the proper way to check for blind spots before changing lanes in Oregon?

Answer: Check mirrors and look over your shoulder in the direction you are moving

Mirrors do not cover all angles; a quick shoulder check eliminates the blind spot that mirrors cannot show.