Free New York CDL Air Brakes Practice Test 2022

Do you need an Air Brakes endorsement or an L endorsement for your commercial driving license? The New York CDL Air Brake test has some differences from other endorsements because your license will receive a mark of restriction if you fail the test. So having good preparation before exam day is very necessary. To ensure that our questions are relevant, all of our CDL practice test packs are based on the NYC CDL Manual. Each question has a detailed explanation for you to thoroughly learn the format and the topic. Don't be afraid of having a restriction on your license. Let’s try our NY CDL Practice Test to get ready to pass the New York CDL Air Brake Test now. 

Our CDL practice tests:
Based on 2022 NY commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
NY CDL Air Brakes Test format:
25 questions
20 correct answers to pass
80% passing score
List of questions
1.
To test air service brakes you should:
2.
The air compressor stops pumping air at what psi?
3.
Air tanks need to be drained ______.
4.
A dual air brake system ________.
5.
Why drain water from compressed air tanks?
6.
If your vehicle has an alcohol evaporator, it is there to:
7.
Excessive heat caused by using your brakes too often can also cause:
8.
Spring brakes will generally come on at:
9.
While applying the brakes, what tells the driver how much air pressure is being used?
10.
Brake fade is caused by:
11.
The low air pressure warning signal indicates:
12.
When using a vehicle with air brakes, the parking needs to be used _______.
13.
Why is manually adjusting automatic slack adjusters dangerous?
14.
The safety valve is set automatically when pressure is:
15.
If the spring brakes are on, when should you push the brake pedal?
16.
What must the air pressure be, at minimum, in both parts of a dual air brake system?
17.
After the initial pressure drop, air leakage for single vehicles should be less than:
18.
Brake drums (or discs) must not have cracks longer than ____ the width of the friction area.
19.
When inspecting the air brake system, what particular item in the engine compartment should the driver pay specific attention to?
20.
You should avoid using the parking brake when _______.
21.
How should the air leakage rate be tested?
22.
Pushing the brake pedal down harder __________.
23.
Brake linings should not be _______.
24.
To check the air compressor governor's "cut in" and "cut out" pressures you need to _________.
25.
What is an alternative name for a brake pedal?