FREE DCT Brakes, Suspension & Steering Systems Questions and Answers

Question 1

What is the primary function of the brake system in diesel trucks?

Accepted Answer

Stop or slow down the vehicle

Answer

Improve engine speed

Answer

Shift transmission gears

Answer

Control cabin temperature

Question 2

Which type of brake is commonly used in heavy-duty diesel vehicles?

Accepted Answer

Air brake

Answer

Hydraulic brake

Answer

Disc brake

Answer

Drum-in-shoe brake

Question 3

What does a suspension system do?

Accepted Answer

Provide stability and comfort

Answer

Cool engine components

Answer

Store fuel

Answer

Improve radio signal

Question 4

Which component connects the wheels to the steering mechanism?

Accepted Answer

Tie rod

Answer

Exhaust manifold

Answer

Oil pan

Answer

Shock absorber

Question 5

What does excessive play in the steering wheel usually indicate?

Accepted Answer

Loose or worn parts

Answer

Improved cornering

Answer

Tighter suspension

Answer

High tire pressure

Question 6

What is the purpose of shock absorbers?

Accepted Answer

Control suspension movement

Answer

Increase tire speed

Answer

Stiffen brake lines

Answer

Rotate the driveshaft

Question 7

Which fluid is vital for the power steering system?

Accepted Answer

Power steering fluid

Answer

Windshield washer fluid

Answer

Transmission fluid

Answer

Engine coolant

Question 8

How often should brakes be inspected in commercial diesel trucks?

Accepted Answer

At least every 12,000 miles

Answer

Every oil change

Answer

Every 100,000 miles

Answer

Only when issues arise

Question 9

What could cause a truck to pull to one side while braking?

Accepted Answer

Uneven braking

Answer

Low oil pressure

Answer

Mismatched wipers

Answer

High coolant levels