Pre-trip Inspection CDL Practice Test
Practice with real Pre-trip Inspection exam questions and detailed explanations. Federally standardized — the same in all 50 states. Rated 4.8 stars by 1,000+ drivers.
Written by CDL holders and exam prep experts · Updated April 2026
Free Questions
10
Passing Score
Must demonstrate competency%
Time Limit
Skills test typically 30-60 minutes
Prerequisites
General Knowledge, Air Brakes, and Combination tests must be completed first
What is the Pre-trip Inspection Test?
Pre-trip inspection is a hands-on practical skills demonstration required for all commercial drivers. This is an oral examination where you must verbally explain and physically demonstrate proper vehicle inspection procedures to the examiner during your CDL skills test. Basic knowledge is covered in the General Knowledge written exam, but the actual inspection skills are demonstrated practically.
Pre-trip knowledge tested within General Knowledge; skills demonstrated during CDL test
Topic Breakdown
Engine Compartment
~6 questions
- Engine oil level and condition
- Coolant level and hoses
- Belt condition and tension
In-Cab Inspection
~5 questions
- Gauges and warning lights
- Controls and safety equipment
- Mirrors and visibility checks
External Inspection
~6 questions
- Tires and wheel condition
- Lights and reflectors
- Frame and body condition
Safety Equipment
~3 questions
- Emergency equipment requirements
- Fire extinguisher and triangles
- First aid and safety gear
Free Practice Questions
10 questionsQuestion 1 of 10
During the Class A CDL inspection portion of the test, you will need to perform one of _____ different variations of the inspection on the vehicle provided.
Browse Pre-trip Inspection Questions
- 1. During the Class A CDL inspection portion of the test, you will need to perform one of _____ different variations of the inspection on the vehicle provided.
- 2. During a Class B or C CDL inspection test, you will need to perform one of _____ different variations of the inspection on the vehicle provided.
- 3. Which of the following is NOT federally regulated to be carried in every commercial motor vehicle?
- 4. Which statement is true regarding the CDL skills test?
- 5. Each component is inspected at the axle or wheel area during a walk around of the vehicle, EXCEPT:
- 6. During the pre-trip inspection, which brake system needs to be checked to ensure it does not pull to the left or right?
- 7. All the following may be checked at the rear of the trailer, EXCEPT:
- 8. What is the largest portion of the fifth wheel and must be inspected for cracks, breaks, and requires lubrication?
- 9. Which component is used to disengage the locking jaws of the fifth wheel during coupling?
- 10. Which type of mechanism is used to engage and hold the kingpin on a tandem axle trailer?
Study Tips
- 1Memorize the complete pre-trip inspection sequence
- 2Practice identifying defects and safety issues
- 3Learn all required safety equipment locations
- 4Review state-specific inspection requirements
- 5Practice explaining inspection procedures aloud
CDL Requirements by State
The Pre-trip Inspection knowledge test is federally standardized, so the questions are the same nationwide. Age, renewal, and training rules vary by state — find yours below.
| State | Min Age (Intra / Inter) | Renewal | ELDT |
|---|---|---|---|
| California | 18 / 21 | 5 yrs | Required |
| Texas | 18 / 21 | 4 yrs | Required |
| Florida | 18 / 21 | 4 yrs | Required |
| New York | 18 / 21 | 8 yrs | Required |
| Pennsylvania | 18 / 21 | 4 yrs | Required |
| Illinois | 18 / 21 | 4 yrs | Required |
| Ohio | 18 / 21 | 4 yrs | Required |
| Georgia | 18 / 21 | 5 yrs | Required |
| Michigan | 18 / 21 | 4 yrs | Required |
| North Carolina | 18 / 21 | 5 yrs | Required |
| Alabama | 18 / 21 | 4 yrs | Required |
| Alaska | 18 / 21 | 5 yrs | Required |
| Arizona | 18 / 21 | 5 yrs | Required |
| Arkansas | 18 / 21 | 4 yrs | Required |
| Colorado | 18 / 21 | 5 yrs | Required |
| Connecticut | 18 / 21 | 4 yrs | Required |
| Delaware | 18 / 21 | 8 yrs | Required |
| Hawaii | 18 / 21 | 4 yrs | Required |
| Idaho | 18 / 21 | 4 yrs | Required |
| Indiana | 18 / 21 | 4 yrs | Required |
| Iowa | 18 / 21 | 5 yrs | Required |
| Kansas | 18 / 21 | 4 yrs | Required |
| Kentucky | 18 / 21 | 4 yrs | Required |
| Louisiana | 18 / 21 | 4 yrs | Required |
| Maine | 18 / 21 | 6 yrs | Required |
| Maryland | 18 / 21 | 8 yrs | Required |
| Massachusetts | 18 / 21 | 5 yrs | Required |
| Minnesota | 18 / 21 | 4 yrs | Required |
| Mississippi | 18 / 21 | 4 yrs | Required |
| Missouri | 18 / 21 | 6 yrs | Required |
| Montana | 18 / 21 | 4 yrs | Required |
| Nebraska | 18 / 21 | 5 yrs | Required |
| Nevada | 18 / 21 | 4 yrs | Required |
| New Hampshire | 18 / 21 | 5 yrs | Required |
| New Jersey | 18 / 21 | 4 yrs | Required |
| New Mexico | 18 / 21 | 4 yrs | Required |
| North Dakota | 18 / 21 | 5 yrs | Required |
| Oklahoma | 18 / 21 | 4 yrs | Required |
| Oregon | 18 / 21 | 8 yrs | Required |
| Rhode Island | 18 / 21 | 5 yrs | Required |
| South Carolina | 18 / 21 | 5 yrs | Required |
| South Dakota | 18 / 21 | 5 yrs | Required |
| Tennessee | 18 / 21 | 5 yrs | Required |
| Utah | 18 / 21 | 5 yrs | Required |
| Vermont | 18 / 21 | 4 yrs | Required |
| Virginia | 18 / 21 | 8 yrs | Required |
| Washington | 18 / 21 | 5 yrs | Required |
| West Virginia | 18 / 21 | 5 yrs | Required |
| Wisconsin | 18 / 21 | 4 yrs | Required |
| Wyoming | 18 / 21 | 4 yrs | Required |
Career Opportunities
Frequently Asked Questions
Pre-trip inspection is an oral examination and practical skills demonstration required during your CDL road test. Basic knowledge is covered in the General Knowledge written exam, but the actual inspection skills are demonstrated through hands-on practical testing.
Pre-trip Inspection Study Resources
Be Ready for Your Pre-trip Inspection Test
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