Pre-Trip Inspection Flashcards
7 cards from real CDL practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Pre-Trip Inspection flashcards as text
When is a CDL driver required to perform a pre-trip inspection?
Answer: Before each trip
Federal regulations require CDL drivers to inspect their vehicle before each trip to ensure it is safe to operate.
During a pre-trip inspection of the engine compartment, which items must be checked?
Answer: Oil level, coolant level, and condition of belts and hoses
The engine compartment check must include oil level, coolant level, power steering fluid, and the condition of belts and hoses.
What is the acceptable oil level when checking a commercial vehicle's dipstick during a pre-trip inspection?
Answer: Within the normal operating range marked on the dipstick
The oil level must be within the normal operating range as indicated on the dipstick to ensure proper engine lubrication and prevent engine damage.
What should you inspect when checking the steering mechanism during a pre-trip inspection?
Answer: Excessive play, loose or missing nuts, and bent or damaged components
A proper steering check includes inspecting for excessive play (no more than 10 degrees of free movement) and checking for damaged, loose, or missing components.
What is the correct method to check for fluid leaks during a pre-trip inspection?
Answer: Look for puddles under the vehicle and check hoses, tanks, and connections for wet spots
You should look under the vehicle for puddles and inspect all hoses, tanks, and connections for wet spots that indicate active fluid leaks.
What must a CDL driver do if safety-affecting defects are found during a pre-trip inspection?
Answer: Have defects repaired before operating the vehicle
Safety-affecting defects must be repaired before operating the vehicle; drivers are legally responsible for ensuring the vehicle is in safe operating condition.
When checking the horn during a pre-trip inspection, what must be verified?
Answer: That it works and is loud enough to serve as an effective warning device
The horn must work and produce sufficient volume to warn other road users, as it is a required safety device under federal regulations.