Air Brakes #2
Air Brakes Endorsement Test | Connecticut 2025 #2 Page 3 of 4
Train for FREE online with our Connecticut CDL air brake test. The official exam test consists of several obligatory parts, with all of them checking your knowledge of different blocks of road rules. If you need to obtain a CT Class A/Class B driver license in 2025, practice as much as possible. Free sample tests published on our website will help you check and improve your knowledge and boost your grades. Please bear in mind that the requirements for CDL may vary from state to state.
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13 . To confirm that a trailer has ABS, you can:
Remove a tire and look for the ABS sensor on the axle.
If you are unsure if a trailer is equipped with an Anti-Lock Braking System (ABS), look under the vehicle for the electronic control unit and wheel speed sensor wires coming from the back of the brakes.
14 . In a dual air brake system:
Brakes on only one side of the vehicle will work.
Most heavy-duty vehicles use dual air brake systems. A dual air brake system consists of two separate air brake systems, connected by a single set of brake controls. Each system has its own air tanks.
15 . The ____ tells a driver how much pressure is in the air tanks.
Drum brake
A vehicle that is equipped with air brakes must also be equipped with a supply pressure gauge. This gauge tells the driver how much air pressure is in each of the vehicle's air tanks.
16 . When parking, you should not use the parking brake if:
If your brakes are hot after coming down a steep grade, you should not use your parking brake when parking. Let your brakes cool before applying the parking brake or risk damaging the brakes.
17 . The most common type of foundation brake used is the:
P-cam disc brake.
The most common type of foundation brake is an s-cam drum brake.
18 . If the low pressure warning signal activates while you are driving, you should:
Put on your hazard lights and continue driving.
If the low pressure warning signal activates while you are driving, it is important that you safely exit the roadway as soon as possible and park your vehicle. If the air pressure gets too low, the brakes will no longer work well enough for you to stop safely.
2025 Connecticut | Frequently Asked Questions
A CDL Class B license in Connecticut allows you to operate single vehicles with a gross vehicle weight rating (GVWR) of 26,001 pounds or more, or any such vehicle towing a vehicle not exceeding 10,000 pounds GVWR. It includes vehicles like straight trucks, large buses, segmented buses, and trucks towing smaller vehicles.
A Class B CDL license in Connecticut enables the holder to operate single vehicles with a gross vehicle weight rating (GVWR) of 26,001 pounds or more, or tow a vehicle not exceeding 10,000 pounds GVWR. This includes straight trucks, large passenger buses, segmented buses, dump trucks with small trailers, and trucks towing smaller vehicles.
To acquire a Class B CDL license in Connecticut, you must be at least 21 years old (18-20 for intrastate driving), possess a valid Connecticut driver's license, pass a vision test, and successfully complete a knowledge test. After that, you must obtain a Commercial Learner's Permit (CLP), hold it for 14 days minimum, and pass a skills test.
In Connecticut, you must be at least 21 years old to qualify for a Class B CDL license for interstate transport. However, if you plan to drive only within the state (intrastate transport), you can qualify at 18 years old. It's important to note that additional requirements must also be met.
Specific endorsements are not necessary for a Class B CDL license, but they can expand your job opportunities. Endorsements certify additional skills like operating a school bus (S), passenger vehicle (P), or tank vehicle (N). You can also get an H endorsement for transporting hazardous materials. Each endorsement requires passing an additional knowledge test.
The Class B CDL skills assessment in Connecticut includes three parts: a pre-trip vehicle inspection test, a basic vehicle control test, and an on-road driving test. These tests assess your ability to inspect your vehicle, control the vehicle in various situations such as backing and turning, and safely operate the vehicle in traffic.
Yes, Class B CDL license holders in Connecticut are restricted to driving single vehicles with a gross vehicle weight rating (GVWR) of 26,001 or more pounds, or a towed vehicle not exceeding 10,000 pounds GVWR. They cannot drive a combination of vehicles (like a tractor-trailer) unless they have a Class A CDL. Additionally, they must comply with federal hours-of-service regulations.
Yes, the written Class B CDL test in Connecticut can be taken in languages other than English. The Connecticut Department of Motor Vehicles provides the test in several languages. However, federal regulations require that all CDL holders must be able to read and speak English sufficiently to converse with the general public, understand highway traffic signs and signals, respond to official inquiries, and make entries on reports and records.
Yes, you can request accommodations for the Class B CDL written exam in Connecticut if you have a disability. The Connecticut Department of Motor Vehicles complies with the Americans with Disabilities Act (ADA) and provides reasonable accommodations like extra time, a separate testing room, or use of special equipment. Be sure to make your request well in advance of your scheduled test date.
Yes, if you fail the Class B CDL written test in Connecticut, you can retake it. However, you must wait at least 7 days before retesting. There's also a retest fee that you'll need to pay each time you retake the test. It's recommended to study the manual thoroughly before retaking the test to increase your chances of passing.