Free Kansas CDL Air Brakes Practice Test 2022

Do you need an Air Brakes endorsement or an L endorsement for your commercial driving license? The Kansas CDL Air Brake 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 Kansas 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 Kansas CDL Practice Test to get ready to pass the Kansas CDL Air Brake Test now. 

Our CDL practice tests:
Based on 2022 KS commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
KS 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.
Your truck or bus has a dual air brake system. If a low-pressure warning comes on for only one system, what should you do?
3.
What can legally hold a parking or emergency brake in position for a truck, truck tractor, or bus?
4.
In case of emergency when driving a vehicle equipped with dual parking control valves, you should:
5.
Emergency stab braking is:
6.
Under normal conditions, in order to engage the parking brakes the driver should:
7.
The brake system that applies and releases the brakes when the driver uses the brake pedal is the ________ brake system.
8.
When should the spring brakes activate?
9.
What should a driver do when the low air pressure warning signal comes on?
10.
When using a vehicle with air brakes, the parking needs to be used _______.
11.
If the low air warning comes on while you are driving, you should:
12.
The safety valve is set automatically when pressure is:
13.
The level at which the air compressor stops pumping air is:
14.
If the low air pressure warning light comes on, you should:
15.
The manual adjustment of automatic slack adjusters is:
16.
What tells the driver how much air pressure is in the air tanks?
17.
With air brake vehicles, the parking brakes should be used:
18.
Controlled braking is only possible _________.
19.
You should avoid using the parking brake when _______.
20.
In dual air systems, how long should it take air pressure to build 85 to 100 psi?
21.
In a dual air brake system, if the air pressure in one part of the system drops enough to set off the low air warning:
22.
Which of the following helps the stop light switch work?
23.
The braking power of the spring brakes ______.
24.
Brake linings should not be _______.
25.
Water and oil _______.