Free Florida CDL Air Brakes Practice Test 2022

Do you need a Florida Air Brakes endorsement or an L endorsement for your commercial driving license? The Florida CDL practice 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 Florida CDL practice test questions are relevant, all of our practice questions are based on the Florida CDL Handbook. 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 with our CDL practice test to get ready to pass the Florida CDL Air Brake Test now. 

Our CDL practice tests:
Based on 2022 FL commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
FL CDL Air Brakes Test format:
25 questions
20 correct answers to pass
80% passing score
List of questions
1.
An application pressure gauge shows how much air you are applying to the brakes. Increased application pressure to maintain the same speed indicates that __________.
2.
A low pressure warning signal could be __________.
3.
How far should manual slack adjusters move before they need to be adjusted?
4.
To test the vehicle's service brakes, move the vehicle:
5.
On a long or steep downgrade, the foot brakes should be used:
6.
The 3 individual systems of the air brakes are the service brakes, emergency brake, and:
7.
While applying the brakes, what tells the driver how much air pressure is being used?
8.
When checking the low pressure warning signal, it should turn on before the pressure drops below what psi?
9.
When the mechanical arm of a wig wag drops into your view that means the pressure in your system has dropped below what psi?
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.
If the low air pressure warning light comes on, you should:
13.
Besides heat, another cause of brake fade is:
14.
The emergency spring brake release knob is:
15.
The most common problem found in roadside inspections is:
16.
How are brakes designed?
17.
If your vehicle has an alcohol evaporator, the evaporator's purpose is to _____.
18.
If air supply drops when driving, the tractor protection valve ________.
19.
Initial air leakage rate for combination vehicles should be:
20.
Automatic adjusters should ________.
21.
The safety valve in the air compressor tank is set to open at _____.
22.
You should use the parking brake _____________.
23.
What does the air compressor governor control?
24.
What is proper braking technique for drivers travelling down a hill or any other downgrade?
25.
Vehicles with ABS have malfunction lamps that are what color?