MB Class 2 (Bus) Commercial Licence Practice Test 4

Test 4 is where things get intricate. Expect questions on the specific regulations concerning buses and commercial vehicles in Manitoba. Prepare thoroughly to ensure you're set for both the road and knowledge tests, priced at $45 and $10 respectively.

Unlock full access with Premium

Perfect for first-time and renewal commercial applicants, and those adding endorsements
Triple-checked for accuracy

This test is a Premium member exclusive. You'll get

All 1,500+ exam-like questions specific to Manitoba

Interactive learning with AI personal tutor

Get your money back if you don’t pass

What you need to know

5 out of 5 • 1 votes

Verified by Steven Litvintchouk, M.S., Chief Educational Researcher, Member of ACES. See our detailed commitment to accuracy and quality in our practice tests.

What to expect on the official exam

questions

correct answers to pass

passing score

Helpful links

MB Driver and Vehicle Services

Official Manitoba driver's manual (2025)

Our commitment to accuracy and quality in our practice tests

Explore our rigorous, multi-tiered verification process that ensures each question mirrors the official manual for unparalleled accuracy.

Written by Andrei Zakhareuski Updated over a week ago

At Tests.ca, we understand the importance of reliable and accurate practice tests to help you prepare for your driver's knowledge exam. That's why we've developed a meticulous process to create and continually update our practice questions, ensuring they reflect the most current driving laws and regulations.

Here's an inside look at how we maintain the highest quality in our practice tests.

Content Creation and Verification Process

Alignment with Official Driving Handbooks:
Every question we develop is based on the most recent version of each province's official driving manual. Our team regularly monitors each province's official website for the latest updates to ensure our practice tests are always aligned with the most current information.
Community Feedback Integration:
We leverage feedback from our vast community of users to understand which topics are most frequently tested. This helps us focus on the areas that are most relevant and beneficial for your preparation.
Expert Content Creation:
Our in-house editor, Steven, who has extensive experience in driver education, crafts each question with precision. He conducts a thorough review of each question against the official manuals to ensure accuracy.
Rigorous Review Process:
Once Steven has finalized a set of questions, our team conducts a joint review session. This second level of scrutiny involves content accuracy, proofreading, and fact-checking to eliminate any errors.
User Feedback Mechanism:
After a question goes live on our site, we keep the lines of communication open. Each question features a feedback button, inviting users to report any issues or errors. This continuous feedback loop allows us to address and rectify any concerns promptly.
Responsive Updates:
In line with our commitment to accuracy, we quickly update our practice questions to reflect any changes in the provincial government manuals. Additionally, we update the free electronic copy of the state's driver's license manuals on our site, typically within a few days after the government publishes them.

Our thorough quality control process ensures that you have access to practice tests that are as accurate and up-to-date as possible. We believe in the power of well-prepared drivers and are dedicated to providing you with the best study tools to help you succeed on your driver's knowledge exam.

More resources

Are you in another province?

List of questions (classic view)

Is stiff rear emergency door hinge considered as a defect?
What does the presence of an audible warning from the air system represent?
What is not a minor defect when inspecting the suspension?
Upon inspecting the Manitoba Safety Inspection Decal, what is NOT considered to be an out-of-service defect?
If a school bus body and frame is being inspected, which of the following is considered an out-of-service defect?
In case of air seepage in the air system, how should it be recorded?
If during inspection, the oil level is at 'add' on the dipstick, how should it be marked?
If there's a missing part on the bus body and frame, how is it categorized in terms of defects?
During inspection of wheel lugs, which of the following is NOT considered an out-of-service defect?
Which of the following is NOT an out-of-service defect?
The evidence of pending wheel/hub or bearing failure should be recorded as what?
While inspecting windshields, which of these would be considered a minor defect?
How should an oil level found below the 'add' mark on the dipstick be recorded?
What's NOT classified as a minor defect when inspecting the coolant level and radiator belts?
When inspecting both front and rear bumpers, what is NOT an out-of-service defect?
If the windshield has damage or deterioration that substantially impairs the driver's normal vision in the wiper swept area, what kind of defect is it?
What should be done in case a tire is marked 'not for highway use'?
If the vehicle's mirrors are loose, would it be counted as a defect?
During the inspection of side windows, which of the following is an out-of-service defect?
How to record a low hub oil level?
During suspension inspection, would a loose U-bolt be considered a defect?
How should a loose licence plate be recorded during inspection?
What constitutes a minor defect when inspecting the brake fluid reservoir level during a vehicle inspection?
What is the classification when a defroster motor doesn't work in all modes?
In case the seal of a first-aid kit is broken, is it considered as a defect?
Which situation indicates a defect with the neutral safety switch?
Which of these issues would not be categorized as a minor defect in a passenger compartment?
When verifying the operation of the hydraulic brake back-up system, how should you perform the test?
Which of the following would be considered a minor defect with the Anti-Lock Brake System (ABS)?
When assessing the wheelchair door/latches, which is considered a minor defect?
If the steering doesn't respond normally, what would be the best course of action?
If the emergency exits buzzer doesn't work, how should this be recorded?
If the interior body panels are damaged, should it be recorded?
When inspecting the brake warning system, what should you do if the warning device activates after you start the engine?
If the steering play is greater than usual, what should you do next?
Is it imperative for the horn to be operational at all times?
Are school buses required to carry either a crowbar or a fire axe?
In the driver's compartment, which of the following is not counted as an out-of-service defect?
How is it reported if the wiper blade is damaged?
Which of the following would be considered a minor defect in the park brake?
If the crossover and/or rear view mirrors don't provide a proper view, what should be done?
In an inspection of interior and stepwell lights, what would qualify as a minor defect?
If the wheelchair lift operates unevenly, how is it classified?
What should you do if a mirror is unable to provide a clear view?
What is considered an out-of-service defect relating to the passenger seats?
What should be done if a fire extinguisher is found to be missing during a vehicle check?
If the dashboard instruments seem to be inaccurate, how should this be recorded?
Which of the following is considered an out-of-service defect?
If the wiper or washer isn't functioning properly, how should this be reported?
If the wiper or washer fails to adequately clear the driver's field of vision in the area swept by the driver's-side wiper, what should be the next step?