Knowledge Test Class B #2
Class B Driving Test | Idaho 2026 #2 Page 4 of 7
Train for FREE online with our Idaho class B license 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 ID CDL class B permit 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 CDL class B requirements may vary from state to state.
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22 . If the coolant temperature gauge goes above the highest safe temperature, you should:
If the coolant temperature gauge goes above the highest safe temperature, you should stop driving as soon as possible and try to figure out what is wrong. There could be an issue in your vehicle that could lead to engine failure and possibly a fire.
23 . When backing with a trailer, turning toward the driver’s side is encouraged:
If you must back up, it is safest to back toward the driver's side of the vehicle. This way, as the driver, you will have the best possible view of your path of travel.
24 . When should a driver sign a vehicle inspection report?
You must sign a vehicle inspection report only if defects were noted and either certified to have been repaired or certified as not needing to be repaired.
25 . Texting while operating a CMV is:
Texting and driving is dangerous for everyone on the road. It is illegal to text while operating a CMV.
26 . Which of the following is an indication of standing water on the roadway?
Hydroplaning can occur in places where water collects on the road. Clear reflections, tire splashes, or rain drops on the road can indicate the presence of standing water.
27 . If you remain in neutral for too long while switching gears:
If you remain in neutral for too long while switching gears, you may have difficulty putting the vehicle into the next gear. If this happens, do not try to force the gear shift. Instead, return to neutral, release the clutch, increase the engine speed to match the road speed, and try again.
28 . A CMV should:
All commercial motor vehicles are required to be equipped with the proper emergency equipment. This may include spare electrical fuses; three red reflective triangles, six fuses, or three liquid burning flares; and at least one properly charged and rated fire extinguisher.
See the exact questions that will be on the 2026 Idaho DMV exam.
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2026 Idaho | Frequently Asked Questions
In Idaho, to acquire a Commercial Driver's License (CDL) Passenger endorsement, you must already possess a valid CDL. You will need to pass the Passenger Transport Test at your local DMV, which includes both a written knowledge test and a skills test. Additionally, you need to pay the required fees and meet all medical and age requirements.
To obtain a CDL Passenger license in Idaho, you must be at least 21 years old and have a valid regular CDL. You also need to pass a written knowledge test and a skills test, which includes pre-trip vehicle inspection, basic vehicle control, and on-road driving. Additionally, you must meet medical requirements and pay the necessary fees.
While Idaho doesn't require specific training to secure a CDL Passenger endorsement, it's highly recommended. Training can provide the necessary skills and knowledge to pass the written and skills tests. Experience isn't required, but you must already have a valid CDL. Remember, you must be at least 21 years old and meet all medical requirements.
Yes, to obtain a CDL Passenger endorsement in Idaho, you must pass a written knowledge test specifically for passenger vehicles. This 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. It's an additional requirement to the standard CDL tests.
For the Idaho CDL Passenger endorsement skills test, you'll need to demonstrate pre-trip vehicle inspection, safe loading/unloading of passengers, proper use of emergency exits, and safe operation of the vehicle. You'll also be evaluated on your ability to handle railroad-highway crossings and stop/start procedures. It may also include a driving test on public roads.
No, you cannot legally transport passengers in Idaho 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 correct endorsement can result in fines, license suspension, or even jail time.
Yes, you can add the CDL Passenger endorsement to your existing CDL. You don't need a new application for the entire license. However, you will have to pass the passenger vehicle written test and pay the required fees. The endorsement is added to your existing CDL upon successful completion of the test.
Yes, there are certain restrictions for drivers with a CDL Passenger endorsement. For example, they must not exceed the vehicle's designated passenger capacity. They also need to ensure the safety of all passengers, which includes following specific rules about loading/unloading passengers, use of safety equipment, and emergency exit procedures. Violating these rules can lead to penalties.
Yes, to acquire the CDL Passenger endorsement in Idaho, you must be at least 21 years old. This age requirement is in place to ensure that drivers have sufficient experience and maturity to handle the responsibilities associated with transporting passengers. This rule applies nationwide, not just in Idaho.
With a CDL Passenger endorsement, you'll be eligible to operate vehicles such as school buses, city buses, tour buses, and commercial shuttle buses. Essentially, this endorsement allows you to operate any vehicle designed to transport 16 or more passengers, including the driver. However, for school buses, an additional School Bus endorsement is required.
