Air Brakes #2
Air Brakes Endorsement Test | Michigan 2026 #2 Page 2 of 4
Train for FREE online with our Michigan 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 MI 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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7 . An application pressure gauge shows:
If a vehicle is equipped, an application pressure gauge shows how much air pressure is being applied to the brakes. This gauge can help a driver identify if their brakes are beginning to fade.
8 . ABS brakes:
The purpose of an Anti-Lock Braking System (ABS) is to prevent a vehicle's wheels from locking up when the driver brakes hard on a slippery surface.
9 . In a vehicle with dual air brakes, a leak in one system ____ the second system.
A dual air brake system is made up of two separate air brake systems. If there is an air leak in one system, it may not affect the other.
10 . 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.
11 . Friction in an S-cam brake is caused when the brake shoes and linings:
Friction inside a brake drum is caused when the brake shoes and linings push against the inside of the drum. The friction in the drums will slow and stop the vehicle.
12 . You should test the low pressure warning signal by:
It is essential that your low pressure warning light functions properly. After allowing the system to charge, you can test the warning signal by rapidly applying and releasing the brake pedal. This will release air from the braking system and the warning signal should come on when pressure drops to a dangerous level.
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2026 Michigan | Frequently Asked Questions
In Michigan, to acquire a CDL Passenger endorsement, you must first have a Commercial Driver's License (CDL). Then, pass a written passenger endorsement test and a skills test in a passenger vehicle. The written test covers the information found in the Michigan CDL Manual's passenger transport section, and the skills test includes pre-trip inspection, basic controls, and on-road driving.
To obtain a CDL Passenger license in Michigan, you must be at least 18 years old for intrastate driving or 21 for interstate driving, have a valid Michigan driver's license, pass a Department of Transportation (DOT) physical examination, successfully complete a written general knowledge test and a passenger transport test, and demonstrate your skills through a three-part driving test.
While Michigan does not require specific training to secure a CDL Passenger endorsement, it's recommended to take a professional training course. Experience is not required, but you must pass a written passenger endorsement test and a skills test in a passenger vehicle. Studying the Michigan CDL Manual, particularly the passenger transport section, can help prepare for these tests.
Yes, to obtain a CDL Passenger endorsement in Michigan, you need to pass a written knowledge test specifically focused on passenger transport safety and operations. This is in addition to the general CDL written exam. The test covers topics like vehicle inspection, loading and trip start, on the road, after-trip vehicle inspection, prohibited practices, and use of brake-door interlocks.
During the CDL Passenger endorsement skills test, you'll need to demonstrate your ability to inspect your vehicle, check safety equipment, operate the vehicle in various traffic conditions, and perform maneuvers such as turning, backing up, and parking. You'll also need to showcase your knowledge on loading/unloading passengers, responding to emergencies, and handling special situations like railroad crossings.
No, you cannot legally transport passengers in Michigan 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 endorsements could result in heavy fines, license suspension, or even criminal charges.
Yes, you can add the CDL Passenger endorsement to your existing commercial driver's license. You don't need a new license, but you will have to pass the Passenger endorsement written test and, in some cases, a skills test. Check with the Michigan Secretary of State's office for specific requirements and procedures.
Yes, there are specific limitations for drivers with a CDL Passenger endorsement in Michigan. These include prohibitions on texting and using handheld mobile phones while driving. Also, drivers must ensure the safety of all passengers, and for school bus drivers, there are additional restrictions such as obeying school zone speed limits and requirements for picking up and dropping off students.
Yes, there are age-related prerequisites for acquiring the CDL Passenger endorsement in Michigan. You must be at least 21 years old to drive a commercial vehicle across state lines (interstate) or to carry hazardous materials. However, if you're only driving within Michigan (intrastate), you can get a CDL at age 18.
With a CDL Passenger endorsement, you will be eligible to drive vehicles such as buses, shuttles, and vans that are designed to carry 16 or more people including the driver. This endorsement is necessary for school bus drivers, city bus drivers, and anyone else who operates large passenger vehicles for commercial purposes in Michigan.
