Missouri Pre Trip Inspection Test
You'll be crawling under your rig on I-44 in January ice — this test makes sure you know what to check before you roll.
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Missouri CDL pre-trip inspection practice test. 25 questions, 30 minutes — same format as the real thing at your local DMV office.
Key Topics
- •Vehicle front and lights
- •Air brake system
- •Coupling and fifth wheel
About the Missouri Pre Trip Inspection Test
Topics Covered
- ✓Vehicle front and lights — Missouri examiners check headlight alignment for nighttime runs on unlit rural highways
- ✓Engine compartment and fluid levels — cold starts on I-70 mean you better know how to check coolant and oil
- ✓Cab interior and safety equipment — fire extinguisher and triangles are mandatory, and examiners verify you can reach them
- + 3 more topics
📘 Study Tips & State Info
Missouri DMV examiners don't let you use a cheat sheet during the pre-trip. You need to memorize the inspection sequence and say it out loud. The official Missouri CDL manual has the exact order — follow it to the letter. Start at the front, left side, go around counterclockwise. Don't skip anything, even if it seems minor.
Pay special attention to the air brake check. You must perform the leak-down test (no more than 2 psi per minute with engine off) and the low-air warning test (alarm must activate before 60 psi). Missouri examiners often ask you to demonstrate these twice to make sure you're not guessing. Practice on a real truck if you can — the feel of the brake pedal matters.
Another common Missouri fail point: coupling inspections. You need to show the jaw is closed around the kingpin, the locking lever is down, and the safety latch is engaged. If you're testing with a trailer that has air lines, you also need to check the glad hands for damage and seals. Missouri's agricultural season means examiners see a lot of farm rigs — they know what to look for.
Missouri CDL skills tests are administered by the Missouri Department of Revenue at designated license offices. You'll schedule the pre-trip, basic control, and road test together. Appointments are required — walk-ins don't work. Most offices have limited slots, especially in rural areas like Sikeston or St. Joseph. Book at least three weeks out.
Fees: The skills test costs $20. You pay at the time of scheduling. Bring your commercial learner's permit (CLP), a valid medical examiner's certificate, and the vehicle you'll use for the test. The vehicle must pass a basic safety inspection before you even start. If your rig has any major defects — cracked windshield, bald tires, leaking air lines — they'll send you home.
Missouri also requires you to present proof of liability insurance for the vehicle you bring. If you're using a rental or borrowed truck, have the owner's insurance card handy. For the pre-trip test, you're allowed to use your own notes only during the walk-around — but most examiners prefer you don't. They want to see that you know the inspection cold.
About the Missouri Pre Trip Inspection Test
The Missouri Pre Trip Inspection Test is the first thing you'll do at the skills exam. You don't just point at parts — you have to name them, explain what you're looking for, and say why it matters. Missouri examiners watch closely, especially on things like brake adjustment and tire condition, because our roads beat up equipment fast.
You'll inspect your vehicle from front to back: lights, mirrors, frame, suspension, tires, brakes, coupling devices, and emergency equipment. Air brake systems get extra attention — Missouri has plenty of hills on I-70 and I-44 where a brake failure can end your career. You also need to know how to check for rust and corrosion, a real problem after Missouri winters with road salt.
The test isn't written — it's a live demonstration. You talk through each item while the examiner follows along with a checklist. You need to hit all the critical items in order. Miss the air compressor cut-out test or forget to check the glad hands, and you're looking at a fail. We've built this practice test around exactly what Missouri examiners expect.
Missouri follows FMCSA standards, but each state has its quirks. Here, examiners are strict about coupling inspections because of all the agricultural trailers hauling grain and livestock. They also want to see you check for proper tire tread depth — wet roads in the Ozarks and ice in northern Missouri demand good traction.
Topics Covered
Study Tips
Missouri DMV examiners don't let you use a cheat sheet during the pre-trip. You need to memorize the inspection sequence and say it out loud. The official Missouri CDL manual has the exact order — follow it to the letter. Start at the front, left side, go around counterclockwise. Don't skip anything, even if it seems minor.
Pay special attention to the air brake check. You must perform the leak-down test (no more than 2 psi per minute with engine off) and the low-air warning test (alarm must activate before 60 psi). Missouri examiners often ask you to demonstrate these twice to make sure you're not guessing. Practice on a real truck if you can — the feel of the brake pedal matters.
Another common Missouri fail point: coupling inspections. You need to show the jaw is closed around the kingpin, the locking lever is down, and the safety latch is engaged. If you're testing with a trailer that has air lines, you also need to check the glad hands for damage and seals. Missouri's agricultural season means examiners see a lot of farm rigs — they know what to look for.
Missouri Specific Information
Missouri CDL skills tests are administered by the Missouri Department of Revenue at designated license offices. You'll schedule the pre-trip, basic control, and road test together. Appointments are required — walk-ins don't work. Most offices have limited slots, especially in rural areas like Sikeston or St. Joseph. Book at least three weeks out.
Fees: The skills test costs $20. You pay at the time of scheduling. Bring your commercial learner's permit (CLP), a valid medical examiner's certificate, and the vehicle you'll use for the test. The vehicle must pass a basic safety inspection before you even start. If your rig has any major defects — cracked windshield, bald tires, leaking air lines — they'll send you home.
Missouri also requires you to present proof of liability insurance for the vehicle you bring. If you're using a rental or borrowed truck, have the owner's insurance card handy. For the pre-trip test, you're allowed to use your own notes only during the walk-around — but most examiners prefer you don't. They want to see that you know the inspection cold.