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Pre-Trip Inspection Test

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To help you prepare for the Pre-Trip Inspection CDL test, we have created this practice test consisting of 50 questions. Each question is worth two points for a total of 100 possible points. A passing score is 80%. We have created both a Pre-Trip Inspection Practice Quiz and a Pre-Trip Inspection Practice Test.

The Pre-Trip Inspection Practice Quiz reveals the correct answer during each question to help you study for the actual Pre-Trip Inspection CDL test. The Pre-Trip Inspection Practice Test doesn’t reveal the correct answers until the test is over. The questions and answers are given in random order each time you retake the test. When you are finished testing, simply click on the “Get Results” button to see your test results. Clicking on the blue “List” button will reveal a list of all the questions you answered correctly and incorrectly. To take the test again, just refresh your browser window. It’s that easy.

Press the start button to begin your free Pre-Trip Inspection Practice Quiz. Good luck!

Pre-Trip Inspection CDL Practice Quiz

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Congratulations - you have completed Pre-Trip Inspection CDL Practice Quiz. You scored %%SCORE%% out of %%TOTAL%%. Your performance has been rated as %%RATING%%

Your answers are highlighted below.

Question 1

When you start the engine, the ______ gauge should build air pressure to governor cut-out at approximately ______ psi.

A	oil, 110-120
B	oil, 120-140
C	air, 120-140
D	air, 110-120

Question 2

When pumping the brake pedal to release the spring brakes, when should the air brake buttons pop out?

A	110 to 120 psi.
B	20 to 40 psi.
C	10 to 20 psi.
D	After 60 psi.
E	0 to 10 psi.

Question 3

When inspecting the frame, you must check to make sure there are no ______.

A	All of these answers are correct.
B	None of these answers are correct.
C	cracks
D	broken welds
E	holes

Question 4

During the pre-trip inspection, you should always start with the service brake check when doing the air brakes test. True or False?

A	True.
B	False.

Question 5

The hood of the truck must be ______.

A	All of these answers are correct.
B	securely latched or locked
C	well sealed
D	painted
E	None of these answers are correct.

Question 6

When inspecting the hub oil seals and axle seals, if the wheel has a ______, then the oil level is ______.

A	slight glass, adequate
B	slight glass, low
C	discoloring, low
D	discoloring, too high

Question 7

According to federal and state laws, truck drivers are required to inspect their vehicle ______ a trip.

A	before
B	before and after
C	All of these answers are correct.
D	halfway through
E	immediately after

Question 8

The truck grill must not be ______.

A	missing
B	dirty
C	None of these answers are correct.
D	All of these answers are correct.
E	loose

Question 9

You should clean all the reflectors, lights, and glass as you perform the pre-trip inspection. True or False?

A	False.
B	True.

Question 10

If equipped, the ______ must operate properly.

A	None of these answers are correct.
B	C.B. radio
C	windshield wipers
D	hands free blue phone system
E	All of these answers are correct.

Question 11

You ______ the brakes ______ performing a static leak test.

A	set, before
B	release, before
C	release, after
D	set, after

Question 12

Excluding the front tires, what is the minimum tread depth for tires?

A	4/32
B	2/32
C	8/64
D	8/32
E	2/64

Question 13

During the pre-trip inspection, the ______ does not get checked at the rear of the trailer.

A	reflectors
B	doors
C	hinges
D	splash guards
E	landing gear

Question 14

Not performing an air brake check during the pre-trip inspection will result in an automatic failure. True or False?

A	False.
B	True.

Question 15

The steps, in order, to perform a safe start are:

A	depress the clutch, place the gearshift into neutral (or park for automatic transmissions), release the clutch slowly, start the engine.
B	depress the clutch, start the engine, place the gearshift into neutral (or park for automatic transmissions), release the clutch slowly.
C	start the engine, depress the clutch, place the gearshift into neutral (or park for automatic transmissions), release the clutch slowly.
D	depress the clutch, place the gearshift into neutral (or park for automatic transmissions), start the engine, release the clutch slowly.

Question 16

The header board is located on the ______ of the trailer and is supposed to protect the ______ in case of an accident.

A	top, load
B	front, cab
C	bottom, axle
D	side, load
E	back, load

Question 17

The tire pressure must be ______ psi.

A	75 to 90
B	110 to 120
C	75 to 85
D	80 to 100
E	90 to 110

Question 18

During the in-cab inspection, ______ steering wheel play should not exceed ______ degrees or about ______ inches on a 20-inch wheel.

A	non-power, 10, 2
B	power, 10, 1
C	non-power, 15, 2
D	power, 10, 4

Question 19

The registration license plate must be:

A	All of these answers are correct.
B	Valid.
C	Clean.
D	None of these answers are correct.
E	Clearly visible.

Question 20

The windshield must not be ______.

A	None of these answers are correct.
B	All of these answers are correct.
C	dirty
D	cracked
E	broken

Question 21

When you first approach the vehicle to perform the pre-trip inspection, you should look underneath for fresh leaks? True or False?

A	True.
B	False.

Question 22

With a dual air system, the air pressure should increase from 85 psi to 100 psi within ______ seconds, while running the engine at ______ RPM.

A	65, 1800
B	45, 1600
C	25, 1800
D	35, 1600
E	45, 1800

Question 23

The depth of the tread on the front tires must be ______ of an inch.

A	4/32
B	3/8
C	1/4
D	None of these answers are correct.
E	9/16

Question 24

The ______ are not inspected in the engine compartment.

A	power steering fluid level and coolant level
B	oil level, leaks, and hoses
C	oil pressure gauge, voltmeter, and ampmeter
D	water pump belt and alternator belt
E	air compressor belt and power steering belt

Question 25

The ______ gauge should rise ______ to the normal range when you start the engine.

A	oil temperature, quickly
B	air, gradually
C	oil temperature, gradually
D	engine temperature, quickly

Question 26

You do not check the ______ on every tire.

A	tread depth
B	tread color
C	tire condition
D	tire inflation

Question 27

The heater and defroster must be checked during the pre-trip inspection. True or False?

A	False.
B	True.

Question 28

The turn signals/hazard lights must be ______.

A	amber only
B	either amber or orange
C	red only
D	orange only
E	either amber or red

Question 29

Check to make sure the joints and ______ are not ______ and that there are no missing nuts, bolts, or cotter keys.

A	sockets, rusted
B	sockets, loose
C	rods, loose
D	rods, rusted
E	sockets, leaking

Question 30

The first thing you should do when you start the engine during the in-cab part of your pre-trip inspection is:

A	Start the engine and listen for abnormal engine noises.
B	Check to make sure your horn is working correctly.
C	Check to make sure all your gauges look normal.
D	Check to make sure the parking brake is on.

Question 31

The ______ needs to be inspected for missing ______, ______, and ______.

A	steering box, nuts, bolts, cotter keys
B	axle, cotter keys, bolts, springs
C	shock absorbers, air leaks, cotter keys, bolts
D	springs, nuts, bolts, cotter keys

Question 32

The horn must be checked during the pre-trip inspection. True or False?

A	True.
B	False.

Question 33

During the pre-trip inspection, you should check to make sure you have which emergency items?

A	Fully charged cell phone, emergency flashlight, and a properly charged and rated fire extinguisher.
B	Spare electrical fuses, three reflective red triangles, and a properly charged and rated fire extinguisher.
C	Spare electrical fuses, emergency flashlight, three reflective red triangles.
D	Spare electrical fuses, flares, and an emergency flashlight.

Question 34

When inspecting the air/electrical connections, the ______ should be ______ and free of any ______.

A	hoses, locked in place, gas leaks
B	glad hands, locked in place, foreign objects
C	glad hands, locked in place, damage or air leaks
D	wire harness, locked in place, damage

Question 35

The wheel rim must not have ______.

A	vents
B	a painted finish
C	aluminum lug nuts
D	All of these answers are correct.
E	welding repairs

Question 36

The marker lights must be:

A	All of these answers are correct.
B	not broken or cracked.
C	the proper color.
D	working.
E	None of these answers are correct.

Question 37

When you are inspecting the engine compartment hoses for leaks or cracks, the engine should be ______.

A	on
B	on, but idling
C	off
D	Any of these answers are correct.

Question 38

When inspecting the landing gear make sure the ______ is not ______.

A	crank handle, damaged
B	crank handle, fully raised
C	support frame, loose
D	support frame, damaged

Question 39

The outer hub oil seal must not be ______.

A	None of these answers are correct.
B	leaking
C	missing bolts
D	All of these answers are correct.
E	low on oil

Question 40

During the pre-trip inspection, you must be able to show the examiner that you can check the lighting indicators for the:

A	All of these answers are correct.
B	Left and right turn signal and high beam lights only.
C	High beam lights.
D	Left and right turn signal.
E	Four-way emergency flashers.

Question 41

During the pre-trip inspection, you should keep the starter switch key in your pocket because:

A	it will prevent anyone from moving the vehicle while you are underneath inspecting it.
B	you might misplace the key somewhere.
C	you will need the key during the trailer inspection.
D	you will need the key to open the side box.

Question 42

Where should you clean and adjust the mirrors?

A	From outside the cab.
B	Either of these answers are correct.
C	From inside the cab.
D	Neither of these answers are correct.

Question 43

When you first approach the vehicle to perform the inspection, you shouldn't check for damage to the vehicle. True or False?

A	False.
B	True.

Question 44

After you've inspected the engine compartment, front of the vehicle, rear of the vehicle, rear of the tractor/truck, and the front of the trailer, you should inspect the ______ next.

A	side of the trailer
B	coupling device
C	trailer rear axle
D	vehicle lights
E	rear of the trailer

Question 45

During the ______ part of the pre-trip inspection, you should look underneath the vehicle for fresh ______ leaks.

A	beginning, oil, coolant, grease, or fuel
B	None of these answers are correct.
C	end, oil, coolant, grease, or fuel
D	All of these answers are correct.
E	middle, oil, coolant, grease, or fuel

Question 46

When inspecting the drive shaft, the ______ should be secure and free of ______.

A	torque rod, rust
B	couplings, rust
C	couplings, foreign objects
D	torque rod, foreign objects
E	axle seals, leaks

Question 47

When testing the low pressure warning system, when should the alarm sound?

A	Before the pressure drops below 10 psi.
B	Before the pressure drops below 120 psi.
C	Before the pressure drops below 40 psi.
D	Before the pressure drops below 60 psi.
E	Before the pressure drops below 110 psi.

Question 48

You should perform the same exact pre-trip inspection routine each time so that you learn all the steps and don't forget anything. True or False?

A	True.
B	False.

Question 49

When inspecting the tires the ______ should not be missing, broken, or damaged.

A	stems
B	None of these answers are correct.
C	valve caps and stems
D	valve caps

Question 50

Wheel bearing seals should be inspected thoroughly for______.

A	All of these answers are correct.
B	leaks
C	discoloring
D	rust
E	wear

Once you are finished, click the button below. Any items you have not completed will be marked incorrect. Get Results

There are 50 questions to complete.

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Shaded items are complete.

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The Pre-Trip Inspection Practice Test doesn’t reveal the correct answers until the test is over. The questions and answers are given in random order each time you retake the test. When you are finished testing, simply click on the “Get Results” button to see your test results. Clicking on the blue “List” button will reveal a list of all the questions you answered correctly and incorrectly. To take the test again, just refresh your browser window.

Press the start button to begin your free Pre-Trip Inspection Practice Test. Good luck!

Pre-Trip Inspection CDL Practice Test

Please wait while the activity loads.
If this activity does not load, try refreshing your browser. Also, this page requires javascript. Please visit using a browser with javascript enabled.

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Start

Congratulations - you have completed Pre-Trip Inspection CDL Practice Test. You scored %%SCORE%% out of %%TOTAL%%. Your performance has been rated as %%RATING%%

Your answers are highlighted below.

Question 1

The ______ gauge should rise ______ to the normal range when you start the engine.

A	engine temperature, quickly
B	oil temperature, quickly
C	oil temperature, gradually
D	air, gradually

Question 2

During the pre-trip inspection, you should always start with the service brake check when doing the air brakes test. True or False?

A	True.
B	False.

Question 3

The steps, in order, to perform a safe start are:

A	start the engine, depress the clutch, place the gearshift into neutral (or park for automatic transmissions), release the clutch slowly.
B	depress the clutch, start the engine, place the gearshift into neutral (or park for automatic transmissions), release the clutch slowly.
C	depress the clutch, place the gearshift into neutral (or park for automatic transmissions), release the clutch slowly, start the engine.
D	depress the clutch, place the gearshift into neutral (or park for automatic transmissions), start the engine, release the clutch slowly.

Question 4

The tire pressure must be ______ psi.

A	90 to 110
B	75 to 90
C	75 to 85
D	110 to 120
E	80 to 100

Question 5

The hood of the truck must be ______.

A	None of these answers are correct.
B	painted
C	well sealed
D	securely latched or locked
E	All of these answers are correct.

Question 6

Not performing an air brake check during the pre-trip inspection will result in an automatic failure. True or False?

A	True.
B	False.

Question 7

During the pre-trip inspection, you should keep the starter switch key in your pocket because:

A	it will prevent anyone from moving the vehicle while you are underneath inspecting it.
B	you will need the key to open the side box.
C	you will need the key during the trailer inspection.
D	you might misplace the key somewhere.

Question 8

The header board is located on the ______ of the trailer and is supposed to protect the ______ in case of an accident.

A	front, cab
B	top, load
C	bottom, axle
D	back, load
E	side, load

Question 9

You ______ the brakes ______ performing a static leak test.

A	set, after
B	release, before
C	set, before
D	release, after

Question 10

When you first approach the vehicle to perform the inspection, you shouldn't check for damage to the vehicle. True or False?

A	False.
B	True.

Question 11

When you start the engine, the ______ gauge should build air pressure to governor cut-out at approximately ______ psi.

A	air, 120-140
B	oil, 120-140
C	air, 110-120
D	oil, 110-120

Question 12

The ______ are not inspected in the engine compartment.

A	power steering fluid level and coolant level
B	water pump belt and alternator belt
C	oil level, leaks, and hoses
D	air compressor belt and power steering belt
E	oil pressure gauge, voltmeter, and ampmeter

Question 13

The first thing you should do when you start the engine during the in-cab part of your pre-trip inspection is:

A	Check to make sure all your gauges look normal.
B	Check to make sure your horn is working correctly.
C	Start the engine and listen for abnormal engine noises.
D	Check to make sure the parking brake is on.

Question 14

Where should you clean and adjust the mirrors?

A	From outside the cab.
B	From inside the cab.
C	Either of these answers are correct.
D	Neither of these answers are correct.

Question 15

When you first approach the vehicle to perform the pre-trip inspection, you should look underneath for fresh leaks? True or False?

A	False.
B	True.

Question 16

The depth of the tread on the front tires must be ______ of an inch.

A	3/8
B	1/4
C	None of these answers are correct.
D	4/32
E	9/16

Question 17

The heater and defroster must be checked during the pre-trip inspection. True or False?

A	False.
B	True.

Question 18

You do not check the ______ on every tire.

A	tire condition
B	tread color
C	tire inflation
D	tread depth

Question 19

You should perform the same exact pre-trip inspection routine each time so that you learn all the steps and don't forget anything. True or False?

A	False.
B	True.

Question 20

When inspecting the frame, you must check to make sure there are no ______.

A	broken welds
B	holes
C	All of these answers are correct.
D	None of these answers are correct.
E	cracks

Question 21

The wheel rim must not have ______.

A	All of these answers are correct.
B	vents
C	aluminum lug nuts
D	welding repairs
E	a painted finish

Question 22

When you are inspecting the engine compartment hoses for leaks or cracks, the engine should be ______.

A	Any of these answers are correct.
B	on, but idling
C	off
D	on

Question 23

The registration license plate must be:

A	Clean.
B	None of these answers are correct.
C	All of these answers are correct.
D	Valid.
E	Clearly visible.

Question 24

During the pre-trip inspection, you must be able to show the examiner that you can check the lighting indicators for the:

A	Left and right turn signal.
B	Left and right turn signal and high beam lights only.
C	All of these answers are correct.
D	High beam lights.
E	Four-way emergency flashers.

Question 25

When inspecting the hub oil seals and axle seals, if the wheel has a ______, then the oil level is ______.

A	discoloring, low
B	discoloring, too high
C	slight glass, adequate
D	slight glass, low

Question 26

The truck grill must not be ______.

A	dirty
B	None of these answers are correct.
C	loose
D	All of these answers are correct.
E	missing

Question 27

The horn must be checked during the pre-trip inspection. True or False?

A	False.
B	True.

Question 28

During the pre-trip inspection, the ______ does not get checked at the rear of the trailer.

A	doors
B	splash guards
C	landing gear
D	hinges
E	reflectors

Question 29

When inspecting the drive shaft, the ______ should be secure and free of ______.

A	torque rod, rust
B	torque rod, foreign objects
C	axle seals, leaks
D	couplings, foreign objects
E	couplings, rust

Question 30

You should clean all the reflectors, lights, and glass as you perform the pre-trip inspection. True or False?

A	True.
B	False.

Question 31

The marker lights must be:

A	working.
B	All of these answers are correct.
C	None of these answers are correct.
D	not broken or cracked.
E	the proper color.

Question 32

When inspecting the tires the ______ should not be missing, broken, or damaged.

A	valve caps and stems
B	None of these answers are correct.
C	stems
D	valve caps

Question 33

If equipped, the ______ must operate properly.

A	hands free blue phone system
B	All of these answers are correct.
C	None of these answers are correct.
D	windshield wipers
E	C.B. radio

Question 34

The ______ needs to be inspected for missing ______, ______, and ______.

A	axle, cotter keys, bolts, springs
B	springs, nuts, bolts, cotter keys
C	shock absorbers, air leaks, cotter keys, bolts
D	steering box, nuts, bolts, cotter keys

Question 35

When pumping the brake pedal to release the spring brakes, when should the air brake buttons pop out?

A	0 to 10 psi.
B	10 to 20 psi.
C	After 60 psi.
D	20 to 40 psi.
E	110 to 120 psi.

Question 36

During the pre-trip inspection, you should check to make sure you have which emergency items?

A	Spare electrical fuses, flares, and an emergency flashlight.
B	Fully charged cell phone, emergency flashlight, and a properly charged and rated fire extinguisher.
C	Spare electrical fuses, three reflective red triangles, and a properly charged and rated fire extinguisher.
D	Spare electrical fuses, emergency flashlight, three reflective red triangles.

Question 37

The windshield must not be ______.

A	cracked
B	broken
C	None of these answers are correct.
D	All of these answers are correct.
E	dirty

Question 38

After you've inspected the engine compartment, front of the vehicle, rear of the vehicle, rear of the tractor/truck, and the front of the trailer, you should inspect the ______ next.

A	coupling device
B	rear of the trailer
C	trailer rear axle
D	side of the trailer
E	vehicle lights

Question 39

When testing the low pressure warning system, when should the alarm sound?

A	Before the pressure drops below 10 psi.
B	Before the pressure drops below 110 psi.
C	Before the pressure drops below 40 psi.
D	Before the pressure drops below 120 psi.
E	Before the pressure drops below 60 psi.

Question 40

According to federal and state laws, truck drivers are required to inspect their vehicle ______ a trip.

A	immediately after
B	halfway through
C	before
D	All of these answers are correct.
E	before and after

Question 41

Excluding the front tires, what is the minimum tread depth for tires?

A	8/32
B	8/64
C	4/32
D	2/32
E	2/64

Question 42

When inspecting the air/electrical connections, the ______ should be ______ and free of any ______.

A	glad hands, locked in place, foreign objects
B	wire harness, locked in place, damage
C	hoses, locked in place, gas leaks
D	glad hands, locked in place, damage or air leaks

Question 43

With a dual air system, the air pressure should increase from 85 psi to 100 psi within ______ seconds, while running the engine at ______ RPM.

A	65, 1800
B	45, 1800
C	45, 1600
D	35, 1600
E	25, 1800

Question 44

When inspecting the landing gear make sure the ______ is not ______.

A	support frame, damaged
B	crank handle, damaged
C	support frame, loose
D	crank handle, fully raised

Question 45

Check to make sure the joints and ______ are not ______ and that there are no missing nuts, bolts, or cotter keys.

A	sockets, loose
B	rods, loose
C	sockets, rusted
D	rods, rusted
E	sockets, leaking

Question 46

The outer hub oil seal must not be ______.

A	None of these answers are correct.
B	missing bolts
C	low on oil
D	leaking
E	All of these answers are correct.

Question 47

During the in-cab inspection, ______ steering wheel play should not exceed ______ degrees or about ______ inches on a 20-inch wheel.

A	power, 10, 4
B	non-power, 15, 2
C	non-power, 10, 2
D	power, 10, 1

Question 48

During the ______ part of the pre-trip inspection, you should look underneath the vehicle for fresh ______ leaks.

A	middle, oil, coolant, grease, or fuel
B	All of these answers are correct.
C	beginning, oil, coolant, grease, or fuel
D	None of these answers are correct.
E	end, oil, coolant, grease, or fuel

Question 49

Wheel bearing seals should be inspected thoroughly for______.

A	wear
B	All of these answers are correct.
C	rust
D	leaks
E	discoloring

Question 50

The turn signals/hazard lights must be ______.

A	orange only
B	either amber or orange
C	amber only
D	red only
E	either amber or red

Once you are finished, click the button below. Any items you have not completed will be marked incorrect. Get Results

There are 50 questions to complete.

←

List

→

Return

Shaded items are complete.

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Pre-Trip Inspection CDL Practice Quiz

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Pre-Trip Inspection CDL Practice Test

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