Air Brakes #2
Air Brakes Endorsement Test | Maryland 2026 #2 Page 4 of 4
Train for FREE online with our Maryland 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 MD 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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19 . Front wheel braking works:
Under most conditions.
Front wheel braking is effective under all road conditions. It is unlikely that you will experience a front wheel skid, even on ice.
20 . What color are ABS malfunction lamps?
Blue
Vehicles with Anti-Lock Braking Systems (ABS) have yellow malfunction lamps.
21 . During a static leakage test, the maximum leakage rate for a double combination vehicle is:
4 psi in one minute.
When performing a static leakage test on a double combination vehicle with air brakes, the leakage rate should be no more than 3 psi in one minute. If air leaks from the air brake system at a quicker rate, the vehicle should not be driven because something likely needs to be repaired.
22 . 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.
23 . Air tank drains:
Must remain open during driving.
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.
24 . What kind of force must emergency brakes use?
Electrical
Because air pressure can eventually leak away, the emergency brakes in an air brake system must be held on by mechanical force.
25 . Manual air tank drains should be:
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.
See the exact questions that will be on the 2026 Maryland 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 Maryland | Frequently Asked Questions
To acquire a Passenger (P) endorsement in Maryland, you must first hold a valid Commercial Driver's License (CDL). Then, you need to pass the passenger transport test. This includes a written knowledge test and a skills test in the type of vehicle you wish to drive. Additionally, you must pass a background check to ensure passenger safety.
To obtain a CDL Passenger license, you must first have a valid Commercial Driver's License (CDL). You must be at least 21 years old, pass a vision test, and complete a medical examination. You'll also need to pass the Passenger Transport Knowledge Test and the Skills Test in a passenger vehicle. A clean driving record is also crucial.
Yes, specific training is required to secure a CDL Passenger endorsement in Maryland. You must pass a written passenger transport test and a skills test in the type of vehicle you plan to drive. Some individuals may find it beneficial to enroll in a CDL training program to prepare for these tests. Experience is not required but can be helpful.
Yes, in Maryland, to secure a CDL Passenger endorsement, you must pass a written passenger transport test. This test covers the special rules and safety considerations for carrying passengers. It's important to prepare thoroughly for this test to ensure you understand all the necessary rules and regulations.
During the CDL Passenger endorsement assessment in Maryland, you will need to demonstrate skills such as vehicle inspection, safe loading and unloading of passengers, proper use of emergency exits and equipment, and safe operation of the vehicle under various conditions. You will also need to exhibit proper response to railroad crossings and emergency situations.
No, you cannot legally transport passengers in Maryland without a valid CDL Passenger endorsement. This endorsement is required for drivers who wish to drive a vehicle designed to carry 16 or more passengers, including the driver. Driving without the necessary endorsement can result in legal penalties, including fines and suspension of your driving privileges.
Yes, you can add the CDL Passenger endorsement to your existing commercial driver's license in Maryland. You do not need a new application. However, you will need to pass the passenger transport written test and pay the necessary fees. It's also important to note that some endorsements may require additional skills tests.
Yes, drivers with a CDL Passenger endorsement in Maryland must adhere to specific rules and regulations. For instance, they cannot transport more passengers than their vehicle is designed for. Also, they must ensure all passengers have their seat belts on. Violating these rules can lead to penalties or loss of the CDL Passenger endorsement.
Yes, there are age-related prerequisites to acquire a CDL Passenger endorsement in Maryland. You must be at least 21 years old to drive a commercial vehicle across state lines or carry hazardous materials. However, you can get a CDL to drive within Maryland state lines at 18 years old. Always check with your local DMV for specific requirements.
With a CDL Passenger endorsement in Maryland, you will be eligible to operate vehicles designed to transport 16 or more passengers, including the driver. This includes buses, vans, and other vehicles used for public transportation or commercial purposes.
