MTO Vehicle Maintenance & Inspection 5

Question 1

What does a squealing noise when you first apply the brakes typically indicate?

Accepted Answer

Brake pad wear indicators are contacting the rotor

Answer

Most brake pads have a built-in metal wear indicator that squeals when pads are worn and need replacement.

Question 2

Which of the following signals that a car's wheel bearings may be failing?

Accepted Answer

A humming or growling noise that changes with vehicle speed

Answer

Failing wheel bearings produce a characteristic hum or growl that increases in pitch and volume with vehicle speed.

Question 3

What is the correct procedure when adding coolant to an overheated engine?

Accepted Answer

Wait for the engine to cool completely before opening the radiator cap

Answer

Opening the radiator cap on a hot engine releases pressurized steam that can cause severe burns.

Question 4

What does it mean if your vehicle's power steering becomes suddenly heavy or unresponsive?

Accepted Answer

Power steering fluid is low or the pump has failed

Answer

Loss of power steering assist is typically caused by low fluid, a broken belt, or a failed electric or hydraulic pump.

Question 5

How long can a typical car battery last before needing replacement?

Accepted Answer

3–5 years

Answer

Most automotive batteries have a lifespan of 3–5 years depending on climate, usage, and maintenance.

MTO - Ministry of Transportation Practice Test