Idaho Pre-trip Inspection CDL Practice Test
Practice with real ID Pre-trip Inspection exam questions and detailed explanations. 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 Idaho 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. Each component is inspected at the axle or wheel area during a walk around of the vehicle, EXCEPT:
- 3. Which task is NOT performed during the in-cab inspection?
- 4. Which component converts rotational steering wheel action into axial (lateral) movement at the front wheels?
- 5. Which component is responsible for transmitting engine power to the transmission?
- 6. Which components are used to attach the leaf springs to the trailer and axles?
- 7. Which type of mechanism is used to engage and hold the kingpin on a tandem axle trailer?
- 8. Which of the following is NOT included when inspecting drum brake assemblies?
- 9. Which component is used to disengage the locking jaws of the fifth wheel during coupling?
- 10. 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.
Study Tips for Idaho
- 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
Idaho CDL Information
Age Requirements
Intrastate: 18+ · Interstate: 21+
CDL Renewal
Every 4 years
ELDT Required
Yes — ELDT (Entry-Level Driver Training) from FMCSA-registered provider
Idaho Transportation Department (ITD)
Official CDL Portal →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
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