CDL Practice Tests: Pre-Trip Inspection
Choose A Section:
Go!During the pre-trip inspection test you must:
- All these are correct
- Walk around the vehicle and point to or touch each item
- Show that the vehicle is safe to drive
- Explain to the examiner what you are checking and why
What should you check for on drum brakes during a pre-trip inspection?
- All these are correct
- Check for contaminates, such as debris or oil/grease.
- Check for cracks, dents or holes. Also check for loose or missing bolts.
- Brake linings (where visible) should not be worn dangerously thin.
Drum Brake
- Check for cracks, dents or holes. Also check for loose or missing bolts.
- Check for contaminates, such as debris or oil/grease.
- Brake linings (where visible) should not be worn dangerously thin.
In addition to checking the lighting indicators listed in Section 10.2 of this manual, school bus drivers must also check which of the following lighting indicators:
- Strobe light indicator, if equipped.
- Alternately flashing red lights indicator.
- Alternately flashing amber lights indicator, if equipped.
- All these are correct
In addition to checking the lighting indicators listed in Section 10.2 of this manual, school bus drivers must also check the following lighting indicators (internal panel lights):
- Alternately flashing amber lights indicator, if equipped.
- Alternately flashing red lights indicator.
- Strobe light indicator, if equipped.
Describe the proper service brake check:
- All of these are correct
- Pull forward at 5 mph, apply the emergency brake and stop. Check to see that the vehicle does not pull to either side and that it stops when the emergency brake is applied
- Pull forward at 5 mph, apply the service brake and stop. Check to see that the vehicle does not pull to either side and that it stops when the brake is applied
- While sitting still, release the parking brake and pump the service brake 5 times, then release it. Make sure the pressure does not drop more than 3 psi in one minute
Service Brake Check
- You will be required to check the application of air or hydraulic service brakes. This procedure is designed to determine that the brakes are working correctly and that the vehicle does not pull to one side or the other.
- Pull forward at 5 mph, apply the service brake and stop. Check to see that the vehicle does not pull to either side and that it stops when the brake is applied.
When doing a pre-trip inspection, which of the following is NOT one of the required pieces of emergency equipment you must have?
- A properly charged and rated fire extinguisher
- Spare electrical fuses, unless circuit breaker equipped vehicle.
- A basic tool kit
- Three red reflective triangles, six fuses or three liquid burning flares.
Emergency Equipment
- Check for spare electrical fuses, unless circuit breaker equipped vehicle.
- Check for three red reflective triangles, six fuses or three liquid burning flares.
- Check for a properly charged and rated fire extinguisher.
When checking the steering box components under the hood, what should you check for?
- Check that the steering box is securely mounted and not leaking
- Look for any missing nuts, bolts and cotter keys
- Check for power steering fluid leaks or damage to power steering hoses
- All these are correct
Steering Box/Hoses
- Check that the steering box is securely mounted and not leaking. Look for any missing nuts, bolts and cotter keys.
- Check for power steering fluid leaks or damage to power steering hoses.
When doing a pre-trip inspection, what should you check on the battery box?
- All these are correct
- Battery box and cover or door must be secure
- Battery connections should not show signs of excessive corrosion
- Battery(s) are secure, connections are tight and cell caps are present
Battery/Box
- Wherever located, see that battery(s) are secure, connections are tight and cell caps are present.
- Battery connections should not show signs of excessive corrosion.
- Battery box and cover or door must be secure.
Which is the proper procedure for checking the trailer parking brakes?
- All these are correct
- Gently trying to pull forward with the trailer parking brake on
- Measure the distance between the parking brake shoe and the drum. Make sure it is less than 1 inch
- Check the angle of the S-cam coming out of the brake chamber
For manual slack adjustors, the brake pushrod should not move more than _________ (with the brakes released) when pulled by hand.
- 2 inches
- 6 inches
- 1 inch
- 1 foot
Re-grooved or re-capped tires are not permitted on:
- Trailer tires
- Any tires
- Drive tires
- Steer tires
The following items must be inspected on every tire:
- Tread depth: Check for minimum tread depth (4/32 on steering axle tires and 2/32 on all other tires).
- Tire condition: Check that tread is evenly worn and look for cuts or other damage to tread or sidewalls. Also, make sure that valve caps and stems are not missing, broken or damaged.
- Tire inflation: Check for proper inflation by using a tire gauge or a mallet. Note: You will not get credit if you simply kick the tires to check for proper inflation.
- That there is no mismatch tires (size and construction).
- Re-grooved or re-capped tires are not permitted on bus steer tires.
About The Pre-Trip Inspectin CDL Exam
The The Pre-Trip Inspectin portion of the CDL Exam is required to obtain your CDL. During the pre-trip inspection, you must show that the vehicle is safe to drive. You may have to walk around the vehicle and point to or touch each item and explain to the examiner what you are checking and why. You will NOT have to crawl under the hood or under the vehicle.
Drivers need to have knowledge of how the actual vehicle(s) that they are conducting the test in operate. The drivers need to be able to explain and demonstrate different checks for the examiner as requested.
Taking the CDL Pre-trip Inspection Test
Class A Pre-trip Inspection Test
If you are applying for a Class A CDL, you will be required to perform a pre-trip inspection in the vehicle you have brought with you for testing. The vehicle must be a combination vehicle, representative of the unit you will be driving and must meet the class weight requirements. If the vehicle is an air brake vehicle, you must first pass the air brake knowledge test. You also must have passed all applicable endorsement knowledge tests that pertain to the vehicle you bring in for testing. Your test will require an inspection of the areas of the vehicle as instructed by your CDL examiner.
Class B and C Pre-trip Inspection Test
If you are applying for a Class B or C CDL, you will be required to perform a pre-trip inspection in the vehicle you have brought with you for testing. The vehicle must be a straight truck, passenger bus or school bus, representative of the vehicle you will be driving and must meet the class weight requirements. If the vehicle is an air brake vehicle, you must first pass the air brake knowledge test. You also must have passed all applicable endorsement knowledge tests that pertain to the vehicle you bring in for testing. Your test will require an inspection of the areas of the vehicle as instructed by your CDL examiner.
TruckingTruth's Pre-Trip Inspection Study Guide
We have an excellent Pre-trip Inspection Study Guide which includes a complete pre-trip inspection with photos and descriptions, numerous pre-trip inspection videos, and a complete vehicle checklist.
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