Free Arkansas CDL Air Brakes Practice Test 2022

Do you need an Air Brakes endorsement or an L endorsement for your commercial driving license? The Arkansas CDL Air Brakes 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 questions are based on the Arkansas 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 Arkansas CDL practice tests to get ready to pass the Arkansas CDL Air Brake Test now. 

Our CDL practice tests:
Based on 2022 AR commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
AR CDL Air Brakes Test format:
25 questions
20 correct answers to pass
80% passing score
List of questions
1.
A driver needs to be able to see a warning when the air pressure in the service air tanks falls below ______.
2.
The air compressor stops pumping air at what psi?
3.
What can legally hold a parking or emergency brake in position for a truck, truck tractor, or bus?
4.
Parking or emergency brakes of trucks and buses can be legally held on by ____ pressure.
5.
Your brakes are fading when:
6.
The supply pressure gauge shows how much pressure:
7.
When increased application pressure to maintain the same speed becomes necessary, you should ______.
8.
When should the spring brakes activate?
9.
To check the free play of manual slack adjusters of S-cam brakes, you should park on:
10.
Air braking takes more time than hydraulic braking because:
11.
Total stopping distance with air brakes is Perception distance + Braking Distance + Brake Lag Distance +:
12.
Repeatedly partially increasing and pressing the brake pedal may result in:
13.
When inspecting the air brake system, what particular item in the engine compartment should the driver pay specific attention to?
14.
The air compressor is connected to the engine through ______.
15.
Which of the following helps the stop light switch work?
16.
During a normal drive, the spring brakes are held back by _____.
17.
Vehicles with air brakes _________.
18.
The parking brake should be used:
19.
A warning to drivers behind you that the air brakes have been applied is the:
20.
In a dual air brake system, one system will typically control the rear brakes, and the other:
21.
On a long or steep downgrade, how should vehicle speed be primarily controlled?
22.
Required on all vehicles with air brakes, what tells the driver that air pressure is too low?
23.
What is the function of a safety valve?
24.
To test the parking brake you should _______.
25.
If your brakes are wet, what should you do to dry them quicker?