Air Brakes #2
Air Brakes Endorsement Test | New Jersey 2025 #2
Train for FREE online with our New Jersey 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 NJ 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.
25
20
20
1 . Before driving a vehicle with air brakes, you should ensure that the spring brakes come on automatically when:
Driving uphill.
Before driving a vehicle with air brakes, you should ensure that the spring brakes come on automatically when air tank pressure falls to a level between 20 and 45 psi. You can do this by chocking the wheels and releasing air from the braking system by stepping on and off the brake pedal. Once the pressure drops to an unsafe level, the parking brake valve should pop out and spring brakes should come on.
2 . Emergency brakes:
Are optional.
All trucks, truck tractors, and buses must be equipped with emergency brakes and parking brakes. These brakes must be held by mechanical force.
3 . Truck tractors with air brakes that were built on or after March 1, 1997 are equipped with:
Anti-Lock Braking Systems (ABS).
Truck tractors with air brakes that were manufactured on or after March 1, 1997 are required to be equipped with Anti-Lock Braking Systems (ABS). ABS is required in any other type of vehicle with air brakes that was manufactured on or after March 1, 1998.
4 . Water and compressor oil are usually found in the compressed air within an air brake system. Water and compressor oil:
Are not concerns.
Compressed air in an air brake system usually contains a certain amount of water and compressor oil. The water and oil can damage the brakes if left to accumulate in the system. Manually operated air tank drains must be opened daily to remove this build-up.
5 . What happens if brakes become too hot?
The air compressor will kick in to cool the brakes
If brakes are overused, they may overheat and stop working. This is referred to as brake fade.
6 . Some air brake systems use alcohol:
To reduce the risk of rust forming on air brake valves.
Some air brake systems contain an alcohol evaporator. This device introduces alcohol into the braking system to inhibit the formation of ice.
See the exact questions that will be on the 2025 New Jersey DMV exam.
99.2% of people who use the cheat sheet pass the FIRST TIME
Lillian MCcranie explains how our CDL study guide was helpful in passing the exam and recommends it to everyone.
Cameron tells us how he purchased the CDL exam, and found it to be a useful tool which helped him pass the exam and find a job.
2025 New Jersey | Frequently Asked Questions
In New Jersey, to secure a Commercial Driver's License (CDL) bus endorsement, you need to pass the general CDL knowledge test, the Passenger Transport test, and a pre-trip vehicle inspection. Also, you must complete a driving skills test in the type of vehicle you will be driving. You should also meet medical and age requirements.
To obtain a CDL Bus license in New Jersey, you must be at least 18 years old, hold a valid New Jersey driver’s license, pass a vision exam, and complete a medical examination. You'll also need to pass the CDL general knowledge test, the Passenger Transport test, and a driving skills test in a bus.
While New Jersey doesn't mandate specific training for a CDL Bus endorsement, it's highly recommended. Training can help you pass the required knowledge and skills tests. Experience isn't required, but having a clean driving record is crucial. The endorsement process includes a physical exam, background check, and successful completion of the relevant tests.
CDL Bus licenses in New Jersey fall under Class B or Class C. Class B includes buses designed to transport 16 or more passengers (including the driver), while Class C covers vehicles meant to carry 16 or less passengers. Both types require the Passenger ("P") endorsement, and if the bus is school-related, an additional School Bus ("S") endorsement is needed.
No, you cannot use your personal vehicle for the CDL Bus driving test in New Jersey. The vehicle you use must match the type and class of CDL you are applying for. Therefore, for a CDL Bus test, you should use a bus that fits the specific class of license (Class B or Class C).
During the CDL Bus driving test in New Jersey, you'll be evaluated on various skills including pre-trip inspection, basic vehicle control (backing, turning, stopping), and on-road driving (intersections, railway crossings, curves). You'll also be tested on tasks specific to bus operation like loading/unloading passengers, emergency exit procedures, and post-trip vehicle inspections.
Yes, in New Jersey, additional medical prerequisites are required for a CDL Bus endorsement. Applicants must pass a Department of Transportation (DOT) physical examination, which includes vision and hearing tests. The DOT medical card is then valid for up to 24 months. Certain health conditions may disqualify you from obtaining the endorsement.
No, it is not permissible to transport passengers without a valid CDL Bus endorsement in New Jersey. To legally drive a passenger bus, you must hold a Commercial Driver's License (CDL) with a Passenger "P" endorsement. Driving without the appropriate license or endorsement can lead to significant fines and penalties.
In New Jersey, the CDL Bus endorsement can be added to your existing CDL. You do not need to apply for a new license. However, you'll need to pass a written passenger transport test and a skills test in the type of vehicle you'll be driving before the endorsement can be added.
Yes, drivers with a CDL Bus endorsement in New Jersey must adhere to certain restrictions. They must not have more than one license, must maintain a clean driving record, and cannot have any disqualifying criminal offenses. Furthermore, they must comply with federal hours-of-service regulations and may be subject to random drug and alcohol testing.
