CDL Vehicle Inspection Test (2023) - FREE MS CDL Test Prep

1. Vehicle inspections should be done routinely _______ operating the vehicle.

2. When inspecting your vehicle, before checking the engine compartment be sure that:

all tires are properly inflated.
the fire extinguisher is properly charged and rated.
the parking brakes are on and/or wheels chocked.
all lights are working.

3. When approaching a vehicle for a pre-trip inspection, you should:

make sure the parking brake is on.
start the engine and listen for unusual noises.
look under the vehicle for hazards to vehicle movement.
look under the vehicle for fuel leaks, fresh oil, coolant or grease.

4. Without engine oil:

exhaust emissions will be reduced.
traction will be reduced.
the ABS won't work.
the engine can be destroyed rapidly.

5. What is the most important reason for doing a vehicle inspection?

It's required by law.
To avoid fines.
Safety for yourself and for other road users.
Liability insurance.

6. What should you do to test your vehicle's low air pressure warning signal?

Pump the brakes until the air pressure drops below 80 psi.
With the engine running, put the vehicle in a forward gear and attempt to drive forward.
With the key in the "on" or "battery charge" position, rapidly apply and release the foot brake.
Release the parking brake valve and the tractor protection valve and reduce the air pressure by stepping on and off the brake pedal.

7. To check the signal lights, do the following:

Turn on the stop lights, turn on all the lights, and turn on the right turn signal lights.
Turn off all the lights, turn on the stop lights, and turn on the left turn signal lights.
Turn off all the lights, turn on the right turn signal lights, and turn on the stop lights.
Turn on all the lights, turn off the stop lights, and turn off the left turn signal lights.

8. Name some things you should check on the FRONT of your vehicle during your pre-trip inspection.

U-Bolts, anchor plate and bellows
Oil, transmission, air compressor, and radiator
Low beams, high beams, four-way flashers, and turn signals
None of the above.

9. Which of these is NOT something you should check during the pre-trip inspection of the engine compartment?

Worn electrical wiring insulation
Coolant level in radiator
Engine oil level
Brake controls

10. When checking the engine compartment:

wheels should not be chocked.
the engine should be running.
the parking brake should be on.
you should put the gearshift in neutral.

CDL VEHICLE INSPECTION TEST MISSISSIPPI