Manitoba Commercial Drivers License Air Brakes Practice Test 3

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Our FREE practice tests are designed to help you succeed when it comes time to write the real test.

Each license type has 5 tests to help you study and become familiar with the rules and regulations of commercial driving. The tests are not identical to the license test you will need to pass, but the questions are similar to what you will find on the real deal.

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Created by Commercial Driver HQ

Manitoba Air Brakes Practice Test 3

A 20 question practice test to help prepare you for your air brakes knowledge test in Manitoba

1 / 20

Which colour represent the trailer supply line?

2 / 20

When brakes become overheated they also become?

3 / 20

What is an ABS system?

4 / 20

Which of these vehicles would usually have an air brake system?

5 / 20

How do you engage the emergency / parking brake on most air brake systems?

6 / 20

What is the most frequent reason a vehicle is removed from service?

7 / 20

Where is the air pressure gauge for the air brake system?

8 / 20

Why are their two service tanks?

9 / 20

When inspecting an air brake system, the person inspecting should wear?

10 / 20

How long should it take for the air pressure to rise from 587kPa to 690 kPa after the pressure had fallen below 552 kPa?

11 / 20

A warning system must alert the driver when the pressure drops below?

12 / 20

Which of these is not part of an air brake system?

13 / 20

What is not a factor in how well your air brake system works?

14 / 20

What can cause the air pressure in the air brake system to drop?

15 / 20

Activation of trailer spring brakes can be checked by?

16 / 20

What function does the alcohol evaporator perform?

17 / 20

Correct belt tension for an air compressor can be determined by

18 / 20

Who can perform adjustments and maintenance on your air brake system?

19 / 20

What is a "glad hand"?

20 / 20

Cut out pressure level must never exceed __________.

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We do our best to keep the questions current and accurate. The testing centres may change the questions on the knowledge tests at any time. Always be prepared for surprises.

Many of the answers to the questions can be found in the driver hand books or learning materials your province provides.

DISCLAIMER:CDHQ is not affiliated with the provinces or any test centres. These practice tests should not be considered official tests and you are not granted a license for completing them. Our tests are simply a practice tool to help prepare yourself for the real test.