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Arizona permit test: vehicle equipment

Pre-drive checks and the equipment Arizona requires: brakes, tires, mirrors, muffler, lights, windows and horn. 9 questions, 10 at a time, starting with ones you haven't seen.

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Rules to remember9 key vehicle equipment rulesShow the rules
  1. In the penny test, part of Lincoln's head should be hidden by the tread; if it is not, it may be time for new tires. (p. 19)
  2. The required list includes brakes, speedometer, turn signals, windshield, horn, tires, seat belts, front side windows and emergency flashers. (p. 19)
  3. If a vehicle fails the emission inspection, the owner has 30 days to fix the problem and have a follow-up re-check. (p. 21)
  4. Cars and trucks must have both a foot brake and a parking brake, and each set must work on at least two wheels. (p. 21)
  5. Every vehicle needs a working muffler in constant use, and using a muffler cut-out, bypass or similar device is against the law. (p. 22)
  6. A working horn that can be heard for 200 feet is required. (p. 22)
  7. A vehicle loaded so the driver's rear view is blocked needs at least one outside driver-side mirror showing the highway at least 200 feet behind. (p. 22)
  8. Hazard warning lights (emergency flashers) should be on whenever your vehicle is stopped on the roadway or shoulder. (p. 22)
  9. Flashing red lights on the front are prohibited except on authorized emergency vehicles, school buses and snow removal equipment. (p. 22)

Taken from the explanations to checked practice questions; page numbers link to the official handbook.

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Sample vehicle equipment questions

  1. 1.You do the penny test by putting Lincoln's head into a tire groove where the tread looks lowest. What result means the tread is still okay?

    • APart of Lincoln's head is covered by the tread
    • BThe penny fits only sideways in the groove
    • CAll of Lincoln's head can be seen above the tread
    • DThe penny falls out of the groove right away
    Show the answer

    ✓ A. Part of Lincoln's head is covered by the tread

    In the penny test, part of Lincoln's head should be hidden by the tread; if it is not, it may be time for new tires.

    Source: Arizona Driver License Manual (99-0117) (Revised September 2026), page 19

  2. 2.Your car fails its emission inspection at an authorized station. How long do you have to fix it and get a re-check?

    • A90 days
    • B10 days
    • C30 days
    • D60 days
    Show the answer

    ✓ C. 30 days

    If a vehicle fails the emission inspection, the owner has 30 days to fix the problem and have a follow-up re-check.

    Source: Arizona Driver License Manual (99-0117) (Revised September 2026), page 21

  3. 3.From how far away must your vehicle's horn be heard?

    • A50 feet
    • B200 feet
    • C500 feet
    • D100 feet
    Show the answer

    ✓ B. 200 feet

    A working horn that can be heard for 200 feet is required.

    Source: Arizona Driver License Manual (99-0117) (Revised September 2026), page 22

  4. 4.During the day, your car breaks down and you stop on the shoulder of the road. What should you turn on?

    • AYour hazard warning flashers
    • BYour left turn signal
    • CYour interior dome light
    • DYour high-beam headlights
    Show the answer

    ✓ A. Your hazard warning flashers

    Hazard warning lights (emergency flashers) should be on whenever your vehicle is stopped on the roadway or shoulder.

    Source: Arizona Driver License Manual (99-0117) (Revised September 2026), page 22