Section 17c: Your Vehicle

The “Your Vehicle” section of the Ontario driver knowledge test evaluates your understanding of basic car components and their safe operation.

Ontario Driving Test - Section 17c: Your Vehicle

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Why should you not tow vehicles with power braking and steering if the engine cannot run?

Braking and steering become extremely difficult, which may lead to a collision.

The battery will drain too quickly.

It is against the law in all jurisdictions.

The power systems can be damaged by towing.

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What should you do if you are towing a trailer and holding up a line of traffic?

Signal, pull over, and let the other vehicles pass.

Weave within your lane to signal others to pass.

Maintain your speed and ignore the traffic behind you.

Speed up to match the flow of traffic.

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What is an offence regarding the loading of your trailer?

Having a load that is too light.

Strapping down items inside the trailer.

Having a load that may become dislodged or fall off.

Carrying a boat on a trailer.

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How many separate ways must a trailer be attached to your vehicle?

It depends on the weight of the trailer.

One, as long as it's a high-quality hitch.

Three, including chains, a hitch, and a locking pin.

Two, so if one fails, the other will keep it attached.

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How should you approach a left turn when towing a trailer?

Cut the corner to complete the turn more quickly.

Swing wide by driving well into the intersection before turning.

Turn sharply to avoid entering the oncoming lane.

Follow the path of the vehicle directly in front of you.

6 / 25

Besides affecting steering, what is another problem caused by a heavy load pulling down the rear of your vehicle?

It may cause your low beam headlights to blind approaching drivers.

It can damage the vehicle's transmission.

It can make the trailer lights appear brighter.

It can cause the engine to overheat.

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When making a sharp right turn while towing, what is the recommended procedure?

Turn as tightly as possible to stay in your lane.

Move ahead until your vehicle's front wheels are well ahead of the curb before turning.

Signal after you have started the turn.

Slow down and let the trailer wheels go over the curb.

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What percentage of the trailer's total weight should be supported by the hitch?

Exactly 15 per cent.

About 20 to 25 per cent.

About 5 to 10 per cent.

Less than 5 per cent.

9 / 25

How should safety chains be configured when attaching a trailer?

As short as possible to prevent movement.

Loosely, to allow for sharp turns.

Crossed under the tongue.

Attached to the vehicle's bumper.

10 / 25

What is a common consequence of poor load balance in a trailer?

Increased tire life.

Better vehicle handling.

Improved fuel economy.

The trailer may sway or fishtail.

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What does the 'gross weight' of a trailer refer to?

The total weight of the trailer and its load combined.

The weight placed directly on the hitch.

The weight of the empty trailer.

The maximum weight the trailer is designed to carry.

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What is the primary purpose of crossing the safety chains under the trailer tongue?

To prevent the tongue from dropping to the road if the hitch disconnects.

To make them easier to inspect.

To keep them from dragging on the road.

To improve the turning radius.

13 / 25

If your vehicle breaks down, what is the recommended method for moving it?

Have several people push it from behind.

Try to start it by towing it with another vehicle.

Get help from a tow truck designed to tow vehicles.

Tow it with a personal car using a rope.

14 / 25

According to the text, what is the ideal weight distribution for a trailer?

Weight should be concentrated in the center of the trailer.

More of the trailer load should be in front of the trailer axle.

All the weight should be behind the trailer axle.

The weight should be perfectly balanced over the axle.

15 / 25

What factor determines the class of trailer hitch you should use?

The make and model of your vehicle.

The length of the trailer.

The gross weight of your trailer.

The type of roads you will be driving on.

16 / 25

Is it permissible to carry passengers in a house or boat trailer while it is being towed?

Only in a house trailer, not a boat trailer.

Yes, for short distances at low speeds.

No, you may not carry any person in any trailer being towed.

Yes, if they are seated and wearing seatbelts.

17 / 25

When backing up a trailer, how should you steer to make the rear of the trailer go to the right?

Steer the vehicle to the right.

Keep the steering wheel straight.

Alternate steering left and right quickly.

Steer the vehicle to the left.

18 / 25

What is the potential danger of trying to start a disabled vehicle by towing it?

It will void the warranty of the disabled vehicle.

It can drain the battery of the towing vehicle.

It is dangerous and could damage both vehicles.

It is a safe and recommended procedure.

19 / 25

If you must tow a disabled vehicle with another car, what must the person in the disabled vehicle do?

Honk the horn continuously to warn other drivers.

Steer and use the brakes to keep the tow cable tight.

Turn on the radio to listen for traffic reports.

Keep the vehicle in 'park' or in gear.

20 / 25

What is the recommended action if a large truck passes and the 'wall of wind' causes your trailer to sway?

Accelerate rapidly to get away from the truck.

Do not brake; carefully steer back into position.

Swerve in the opposite direction of the sway.

Brake hard immediately.

21 / 25

When passing another vehicle while towing, what is a crucial consideration?

You need more time and room to complete the pass safely.

You need less space because your vehicle is more visible.

You should return to your lane as quickly as possible.

You can accelerate more quickly due to the extra weight.

22 / 25

What might you need if your trailer hitch pulls down the rear of your vehicle?

To add more weight to the front of the trailer.

A smaller hitch-ball.

Stronger safety chains.

A load-equalizing trailer hitch.

23 / 25

When should you check the tire pressure on your trailer?

Only when the trailer is empty.

After driving for 30 minutes to warm them up.

Once a month, regardless of use.

Before each trip, while the tires are still cold.

24 / 25

When backing up a trailer, how should you steer to make the rear of the trailer go to the left?

It is not possible to back a trailer to the left.

Steer the vehicle to the left.

Keep the steering wheel straight.

Steer the vehicle to the right.

25 / 25

Why should you increase your following distance when towing a trailer?

To give yourself more time to admire the scenery.

To improve your vehicle's fuel efficiency.

To allow your engine to cool down.

To avoid sudden stops that can cause the trailer to jackknife.

Your score is

This part covers questions about dashboard symbols, required equipment (such as seat belts and mirrors), and how to perform simple safety checks. You’ll need to recognize the purpose of warning lights, identify the locations of essential controls, and understand routine vehicle maintenance. Mastering this section helps ensure you can spot issues early and keep your car roadworthy. A solid grasp of your vehicle’s features not only helps you pass the test but also promotes long-term driving safety.