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Free CDL Pre-Trip Inspection Practice Test

Master Vehicle Safety Checks

Are you ready for your CDL Pre-Trip Inspection Exam? This free practice test covers all essential vehicle inspection procedures, including brake checks, fluid levels, lights, tires, and overall safety requirements. Designed to simulate real CDL test questions, this quiz helps you build confidence and pass on the first try. Start practicing now!

How many functions does the inside taillights have?(Required)
When performing Fan Down 2 test, which brake knob pops out first?(Required)
How many spare fuses should be in the truck?(Required)
__________ is red in color.(Required)
What is the purpose of side marker lamps and reflectors?(Required)
When is "the friction point?"(Required)
Tension Springs are attached to the trailer.(Required)
The clutch is composed of ___________ major parts.(Required)
The Drive shaft is located behind the cabin under the tractor frame.(Required)
____________ refers to the specified amount of electric current that is produced and carried by the wires.(Required)
The oil level should be above the minimum.(Required)
Fan Down 1 test checks:(Required)
The water pump is gear-driven.(Required)
How many points of contact are there to enter the truck?(Required)
How is the alternator driven?(Required)
What is the color of the reverse light?(Required)
Coolant makes sure that what is cooled?(Required)
Where are the clearance lights located on the front of the trailer?(Required)
_________: Secured around the kingpin and not broken.(Required)
What are the U-Bolts secured to?(Required)
When switching from neutral to any gear, you do not have to press on the clutch.(Required)
What color is the service line?(Required)
For the pre-trip brake check, which is the 3rd brake maneuver?(Required)
Airlines are green and black in color.(Required)
Airlines should be ______________(Required)

Name(Required)