10 exam-style questions with answers and explanations, straight from our 1,030-question bank. Tap an answer to check yourself. When you're ready, take the scored version in the free practice test.
These 10 free ATS questions are organized by exam domain, so you can see how each part of the Certified ATS Advanced Instructor blueprint is tested. Reveal the answer and explanation under each question.
OSHA guidance under 29 CFR 1910.177 limits bead seating to 3 psi before the assembly is placed in a restraining device. This 3 psi limit applies to:
Correct answer: C - Rim wheels on large vehicles - trucks, buses, off-road machines
A tire sidewall is branded "MAX. PRESS. 51 PSI" and the placard on the driver's door jamb specifies 35 psi. To what pressure should the technician set the tire?
Correct answer: A - 35 psi, as specified on the vehicle placard
A tire's DOT Tire Identification Number ends in 0821. The tire was manufactured in:
Correct answer: B - The 8th week of 2021
In TIA's RIST wheel installation method, the "R" directs the technician to:
Correct answer: D - Remove debris and corrosion from the mating surfaces
A technician applies anti-seize to the wheel studs, then torques the lug nuts to the vehicle manufacturer's specification. The most likely result is:
Correct answer: B - Overloaded, stretched studs from excessive clamping force
While mounting a passenger tire, the beads have still not seated and the gauge reads 40 psi. What is the correct action?
Correct answer: B - Deflate fully, re-lubricate, and reposition
Before breaking the bead on a mounted tire and wheel assembly, the technician must first:
Correct answer: C - Deflate the tire completely and remove the valve core
A technician seals a small tread puncture by inserting a rope-style plug from the outside without demounting the tire. Under USTMA guidelines this repair is:
Correct answer: D - Unacceptable - it neither fills the channel nor seals the liner
A tire shows heavy wear on both outer shoulders while the center tread remains in good condition. The most likely cause is:
Correct answer: D - Chronic underinflation
A vehicle's TPMS telltale flashes for roughly 70 seconds at start-up, then stays illuminated. This indicates:
Correct answer: C - A system malfunction, such as a failed sensor or lost signal
The ATS exam also covers these domains. Drill them in the full free practice test:
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