Air Brakes #1
Air Brakes Endorsement Test | Hawaii 2025 #1 Page 4 of 4
Train for FREE online with our Hawaii 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 HI 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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19 . When leaving your vehicle unattended:
Always apply the parking brake when leaving your vehicle unattended.
20 . When experiencing cold weather, be sure to check your vehicle's alcohol evaporator:
An alcohol evaporator can help prevent ice from building up in an air brake system. In cold weather, the evaporator should be checked and refilled every day.
21 . What kind of brakes do most newer heavy-duty trucks use?
Most newer heavy-duty vehicles use dual air brake systems. A dual air brake system has two separate air brake systems which use a single set of brake controls.
22 . If the safety relief valve in the air brake system releases air:
An air brake system has a safety relief valve, which releases air from the tanks if the pressure gets too high. If the valve must operate, something in the system is wrong and should be addressed by a mechanic.
23 . When parked on a flat surface, you should:
When parking on a level surface, you should use wheel chocks. If the vehicle is not equipped with spring brakes, this is essential to prevent the trailer from moving.
24 . If you are braking on dry pavement while traveling at 55 mph, how much distance will brake lag add to your overall stopping distance?
The total stopping distance for vehicles equipped with air brakes is made up of four factors: perception distance, reaction distance, brake lag distance, and braking distance. When braking at a speed of 55 mph while driving on dry pavement, the brake lag can add around 32 feet to the vehicle's total stopping distance.
25 . When leaving a vehicle unattended, a driver should:
Always apply the parking brake when leaving your vehicle unattended.
See the exact questions that will be on the 2025 Hawaii 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 Hawaii | Frequently Asked Questions
To acquire a CDL Passenger endorsement in Hawaii, you first need to have a valid Hawaii CDL. Then, you must pass the Passenger Transport written test. The test covers topics like vehicle inspection, loading/unloading passengers, and emergency procedures. After passing the written test, you need to pass a skills test in the type of vehicle you will be driving.
To obtain a CDL Passenger license, you must hold a valid Hawaii CDL. You must be at least 21 years old and have a clean driving record. You'll need to pass a Passenger Transport written test and a skills test in the type of vehicle you'll be driving. The skills test includes pre-trip vehicle inspection, basic vehicle control, and on-road driving.
Yes, you do need specific training to secure a CDL Passenger endorsement. You'll need to understand how to inspect your vehicle, load and unload passengers safely, respond to emergencies, and more. While experience isn't explicitly required, practicing with the type of vehicle you'll be driving can greatly increase your chances of passing the skills test.
Yes, additional written tests are mandatory for a CDL Passenger endorsement. After obtaining your basic CDL, you must pass the Passenger Transport written test. This exam covers topics like vehicle inspection, loading and unloading passengers, safe operation, and emergency procedures. The exact number of questions varies by state, but you must achieve a passing score to receive the endorsement.
During the CDL Passenger endorsement assessment, you'll need to showcase skills such as pre-trip vehicle inspection, proper use of mirrors and safety equipment, safe loading and unloading of passengers, navigating through traffic and intersections, backing up safely, and handling emergencies or unexpected situations. You'll also need to demonstrate understanding of relevant laws and regulations.
No, it's illegal to transport passengers commercially in Hawaii without a valid CDL Passenger endorsement. This endorsement is required for drivers who wish to operate a vehicle designed to carry 16 or more passengers, including the driver. Driving without the necessary endorsements could result in serious penalties, including fines and suspension of your CDL.
You can add the CDL Passenger endorsement to your existing Commercial Driver's License. This involves passing the Passenger Transport written test and, depending on your state's requirements, a skills test in the type of vehicle you will be driving. You don't need to apply for a completely new license, but there may be additional fees for the endorsement.
Yes, there are restrictions for drivers with a CDL Passenger endorsement. Drivers are not allowed to drive a commercial vehicle if they have more than one license or if their CDL is suspended or revoked. They also cannot operate a vehicle if they have been convicted of certain offenses or are under the influence of drugs or alcohol.
Yes, there are age-related prerequisites for acquiring the CDL Passenger endorsement. You must be at least 21 years old to drive a commercial motor vehicle across state lines, carry hazardous materials, or transport interstate freight. However, if you are at least 18 years old, you can obtain a CDL to operate a commercial vehicle within the state of Hawaii.
With a CDL Passenger endorsement, you are eligible to operate vehicles such as buses, shuttles, and other vehicles designed to carry 16 or more passengers, including the driver. This includes school buses if you also have a School Bus (S) endorsement. It does not include smaller passenger vehicles or personal-use vehicles.
