Air Brakes #2
Air Brakes Endorsement Test | Connecticut 2026 #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 2026, 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.
2026 Connecticut | Frequently Asked Questions
To secure a CDL Bus endorsement in Connecticut, you must first have a Commercial Driver's License (CDL). Then, pass the Passenger Endorsement Knowledge Test and the School Bus Endorsement Knowledge Test. Following this, complete a state and federal background check. Lastly, pass the Skills Test in a school bus of the appropriate class. Training may be required before testing.
To obtain a CDL Bus license in Connecticut, you need to have a valid driver's license, pass the CDL general knowledge test, and the Passenger Transport test. You must also pass a physical examination, provide proof of residency and identity, and pass a driving skills test in the type of vehicle you wish to be licensed for.
Yes, specific training is necessary for a CDL Bus endorsement in Connecticut. You must complete a bus-specific training program, which includes classroom instruction and behind-the-wheel training. The program covers topics such as passenger loading and unloading, emergency procedures, and bus inspection. After training, you must pass both knowledge and skills tests.
CDL Bus licenses in Connecticut fall into three classifications: Class A, B, and C. Class A is for combination vehicles like tractor-trailers. Class B is for single or combination vehicles like buses, dump trucks, or tow trucks. Class C is for transporting 16 or more passengers or hazardous materials. Each class requires specific tests and may require additional endorsements.
No, you cannot use your personal vehicle for the CDL Bus driving test in Connecticut. The vehicle used for testing should represent the type and class of bus you plan to drive. It must meet all safety standards and be properly registered and insured. This ensures you demonstrate appropriate skills for the specific type of commercial vehicle.
During the CDL Bus driving test in Connecticut, you'll be evaluated on skills such as vehicle inspection, controlling the vehicle, shifting gears, parallel parking, and making proper turns. Additionally, you'll be assessed on interacting with traffic, managing speed and space, and handling emergencies or hazardous conditions.
Yes, to obtain a CDL Bus endorsement in Connecticut, applicants must pass a Department of Transportation (DOT) physical exam every two years. The exam assesses vision, hearing, blood pressure, and overall physical health. Additionally, you must be free from any condition that could affect your ability to safely operate a vehicle, such as epilepsy or severe heart conditions.
No, it's not permissible to transport passengers without a valid CDL Bus endorsement in Connecticut. This endorsement is required for drivers who wish to operate a vehicle designed to carry 16 or more passengers, including the driver. Driving such a vehicle without the appropriate endorsement can result in serious penalties, including fines and suspension of your license.
In Connecticut, the CDL Bus endorsement can be added to your existing CDL. You don't need to apply for a new license. However, you'll need to pass the Passenger Endorsement Knowledge Test and the Skills Test in a vehicle representative of the class of bus you wish to drive. It's important to check with the DMV for specific requirements.
Yes, there are limitations. Drivers with a CDL Bus endorsement in Connecticut must adhere to the Federal Motor Carrier Safety Regulations. They must not have any serious traffic violations, cannot drive under the influence of drugs or alcohol, and must maintain a clean driving record. Additionally, they must pass a physical exam every two years to ensure they're medically fit to operate a bus.