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 low air pressure warning signal is ________.
2.
The stop light switch:
3.
How far should manual slack adjusters move before they need to be adjusted?
4.
The proper use of the brakes when going down a long steep grade after selecting a proper gear is to brake until your speed is about ____ below the posted speed and release your brake.
5.
To test the vehicle's service brakes, move the vehicle:
6.
Why drain water from compressed air tanks?
7.
Excessive heat caused by using your brakes too often can also cause:
8.
On a long or steep downgrade, the foot brakes should be used:
9.
The main factor in causing brake fade is:
10.
In ideal conditions a truck or bus with air brakes going at 55 mph would require the stopping distance of how many feet?
11.
To make sure that the spring brakes come on automatically, do all of the following except:
12.
Generally, air governor cut-in should be at:
13.
Which braking system applies and releases the parking brakes when you use the parking brake control?
14.
When using a vehicle with air brakes, the parking needs to be used _______.
15.
If the air compressor should develop a leak, what keeps the air in the tanks?
16.
If your truck or bus has dual parking control valves, you can use pressure from a separate tank to:
17.
When brakes are applied, the brake shoes will press against the:
18.
The level at which the air compressor stops pumping air is:
19.
To test the parking brake, stop the vehicle, put the parking brake on, and:
20.
The use of brakes on a long and steep downgrade under normal conditions is only a supplement to:
21.
The brake pedal in an air brake system _______.
22.
Automatic adjusters should ________.
23.
You should use the parking brake _____________.
24.
Vehicles with ABS have malfunction lamps that are what color?
25.
What is the purpose of an air storage tank?