Question 1

What are the seven basic steps of the CDL pre-trip inspection in the correct order?

Accepted Answer

Approach and overview, engine compartment, cab/cockpit, lights, walkaround, signal lights, and final check inside the cab.

Question 2

What must a driver do before starting the engine during a pre-trip inspection?

Accepted Answer

The driver must check around the vehicle and underneath for hazards such as people, other vehicles, or leaking fluids before starting the engine.

Question 3

How often is a driver required to perform a pre-trip inspection?

Accepted Answer

A driver must perform a pre-trip inspection before each trip to ensure the vehicle is safe to operate.

Question 4

What is the purpose of checking the vehicle's mirrors during a pre-trip inspection?

Accepted Answer

Mirrors must be checked to ensure they are properly adjusted, clean, and not cracked or broken, so the driver has adequate visibility around the vehicle.

Question 5

During the walkaround inspection, what must a driver check on each tire?

Accepted Answer

The driver must check for proper inflation, cuts or bulges in the sidewall, tread depth, and that no lug nuts are missing or loose.

CDL Pre-Trip Inspection

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