Some air brake systems contain an alcohol evaporator. An evaporator introduces alcohol into the system to help inhibit the formation of ice in cold weather.

Prevent ice from forming in the brake system.

Make the brakes work without squeaking.

Prevent ice from forming in the brake system.

Prevent people from breathing the air from the system.

In general, you should always use the parking brake when parking your vehicle. However, you should not apply the parking brake if your brakes are very hot or if your brakes are wet and temperatures are below freezing.

The parking brake should be used.

The parking brake only needs to be used if the vehicle is parked on a slope.

The parking brake should not be used, as it can damage the tires.

Air Brakes Endorsement Test | New Mexico 2024 #1 Page 2 of 4

Train for FREE online with our New Mexico CDL air brake test. The official exam test consists of several obligatory parts, with all of them checking your knowledge of different blocks of road rules. If you need to obtain a NM Class A/Class B driver license in 2024, practice as much as possible. Free sample tests published on our website will help you check and improve your knowledge and boost your grades. Please bear in mind that the requirements for CDL may vary from state to state.

Number of Question 25

Passing Score 20

Number of Tests 20

Air Brakes Endorsement Test | New Mexico 2024 #1 Page 2 of 4

7 . Some air brake systems introduce alcohol into the system to:

8 . During an applied leakage test, the maximum leakage rate for a triple combination vehicle is ____ in a minute.

9 . What do air brakes use to make the brakes work?

10 . When leaving your vehicle unattended:

11 . What kind of brakes do most newer heavy-duty trucks use?

12 . The leakage rate for a single vehicle with air brakes should be no more than ____ in one minute during a static leakage test.

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