Air Brakes #2
Air Brakes Endorsement Test | West Virginia 2026 #2 Page 3 of 4
Train for FREE online with our West Virginia 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 WV 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 . What does ABS do?
Prevent the brakes from being used if downshifting would be more effective
The purpose of an Anti-Lock Braking System (ABS) is to prevent wheels from locking up during hard applications of the brakes, especially on slippery surfaces.
14 . When you need to stop in an emergency, you should:
Expect your vehicle to slow down more quickly than usual.
If you need to make an emergency stop, you can use either the controlled braking method or the stab braking method. It's important to brake in a way that keeps your vehicle traveling in a straight line while still allowing you to turn, if necessary.
15 . The emergency brake system uses:
Only parts unique to the emergency brake system.
In an air brake system, there are three different braking systems: a service brake system, a parking brake system, and an emergency brake system. The emergency brake system uses parts of both the parking and service brake systems.
16 . Before driving a vehicle with a dual air brake system, you must wait for the air compressor to build a minimum of ____ in both the primary and secondary systems.
100 psi
Before driving a vehicle with a dual air brake system, you should wait for the air compressor to build up at least 100 psi in both the primary and secondary systems.
17 . How is water and compressor oil removed from the bottom of an air storage tank?
A sponge is used to soak up the water and oil.
Water and compressor oil are removed from air storage tanks through a drain valve. The water and oil can damage the brakes if left to accumulate in the system. Manually operated tanks must be drained every day to remove this build-up.
18 . A low air pressure warning signal should activate:
In an air brake system, a low air pressure warning signal must come on if air pressure in the tanks falls below 60 psi. This warning signal may come in the form of a light, a buzzer, or a wig wag.
See the exact questions that will be on the 2026 West Virginia 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.
2026 West Virginia | Frequently Asked Questions
A CDL Class B license in West Virginia allows the holder to operate single vehicles with a gross vehicle weight rating (GVWR) of 26,001 pounds or more, or any such vehicle towing another not exceeding 10,000 pounds. This typically includes buses, dump trucks, delivery trucks, and straight trucks. This license also requires specific endorsements for certain vehicles.
A Class B Commercial Driver's License (CDL) in West Virginia 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 in excess of 10,000 pounds GVWR. This includes buses, farm labor vehicles, and trailers.
To acquire a Class B CDL license in West Virginia, you must be at least 18 years old, possess a valid non-commercial driver's license, and pass a vision test. You'll also need to pass written knowledge tests, obtain a Commercial Learner's Permit (CLP), and complete a skills test in the vehicle type that your Class B CDL will cover.
In West Virginia, you must be at least 18 years old to qualify for a Class B Commercial Driver's License (CDL). However, to drive interstate or to carry hazardous materials, you must be at least 21 years old. Please remember, other requirements also apply.
Specific endorsements are not necessary for a Class B CDL license but can be added based on the type of vehicle you plan to drive or the cargo you will carry. For example, passenger (P) or school bus (S) endorsements are required to drive buses. A tanker (N) endorsement is needed for liquid cargo, and a hazardous materials (H) endorsement is necessary for transporting hazardous materials.
The Class B CDL skills assessment in West Virginia includes three parts: a pre-trip vehicle inspection, a basic vehicle control test, and a road test. You'll be required to demonstrate your ability to inspect your vehicle, show basic control by moving your vehicle forward, backward, and turning it within a defined area, and finally, drive on the road in various traffic situations.
Yes, Class B CDL license holders in West Virginia are restricted to operating vehicles with a GVWR of 26,001 pounds or more, or any such vehicle towing another not in excess of 10,000 pounds. They can't operate Class A vehicles without the proper endorsement. Also, to transport passengers or hazardous materials, specific endorsements are required.
Yes, in West Virginia, the written test for a Class B CDL can be taken in languages other than English. However, it is important to note that the Federal Motor Carrier Safety Administration requires all commercial drivers 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, West Virginia Division of Motor Vehicles (DMV) provides accommodations for individuals with disabilities taking the Class B CDL written exam. You will need to request these accommodations in advance. This may include providing reading assistance for those with visual impairments or learning disabilities. Contact your local DMV office for specific information on how to request accommodations.
Yes, you can retake the Class B CDL written test in West Virginia if you fail on your first attempt. There's a waiting period of one day before you can retake the test. However, keep in mind that each retest incurs a fee. It's advisable to study thoroughly using the CDL manual and practice tests before attempting again.
