Free MN CDL Combination Vehicles Practice Test 2022

You have to pass the Minnesota CDL combination vehicles endorsement to get ready for propelling your career with your license. You are looking for a good MN CDL Practice Test source for your coming CDL test? You are in the right place. Our practice test is a great resource for beginners. The test is designed for you to have exactly the experience of the exam as you will be more familiar with both the test format and the subject. Our CDL practice test covers topics ranging from combination vehicle maintenance to safely driving a complex rig. Each question is based on the official MN CDL Manual so you can be sure that the information in our test is accurate and relevant to your examination. In addition, each question has a detailed explanation so that it is very useful for you to learn from your mistakes. Preparing well before test day with questions and content that we cover. Start with our Free MN CDL Combination Practice Test today and walk out with your endorsement!

Our CDL practice tests:
Based on 2022 MN commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
MN CDL Combination Vehicles Test format:
20 questions
16 correct answers to pass
80% passing score
List of questions
1.
You should not back a tractor under a trailer until the air system is:
2.
A function of the tractor protection valve is:
3.
The trailer service brakes should be tested with the hand control, and controlled during normal operation by:
4.
When uncoupling, make sure that the parking area:
5.
When you get ready to back under a semitrailer you should line up:
6.
Which part of the kingpin should the locking jaw close around?
7.
Off-tracking or cheating causes which of these to follow the wider path while making a turn?
8.
You are driving a combination vehicle when the trailer breaks away, pulling apart both air lines. You expect the trailer brakes to come on and:
9.
A major leak in the trailer emergency line will cause:
10.
When you notice that your trailer has lost traction and is going into a skid, you should:
11.
If the wheels of the trailer lock up and the trailer swings around, it could cause a:
12.
When parking trailers without spring brakes, it is very important to:
13.
If the spring brakes are not released when you pushed the trailer air supply valve you should:
14.
Crack-the-whip effect occurs when:
15.
The "rearward amplification" value means:
16.
You have a major leak in the service line, and you put on the brakes. Service air will escape and cause the:
17.
The safety latch for the fifth wheel locking lever must be _____ for a coupling to be complete.
18.
The hand valve should be used:
19.
Before getting out to inspect the coupling, secure the vehicle by putting transmission in neutral, shutting off engine and taking the key with you, and:
20.
When coupling, the proper position of the fifth wheel is: