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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!

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

Name(Required)
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