Breakdown hazard lights — Iowa Permit Test

Breakdown hazard lights on the Iowa permit test — 4 rules, each with the reason behind it and a question on it while it is fresh.

The rules

If your vehicle breaks down, safely move it off the road and away from traffic if you can.

A stalled car in a lane is easy to hit, so getting it off the road is the first step.

If possible, safely move your vehicle off the road and away from traffic.

Iowa Driver's License Manual, p.49

If your vehicle has trouble and must stop, turn on your emergency hazard lights.

Flashing lights tell other drivers your car is stopped or slow before they get too close.

Turn on your emergency hazard lights to show you are having trouble.

Iowa Driver's License Manual, p.49

If you cannot get your vehicle off the road, stop where others can clearly see it, not just over a hill or just around a curve.

A car stopped past a hill or curve is hidden until drivers are almost on top of it.

Do not stop just over a hill or just around a curve.

Iowa Driver's License Manual, p.49

If you are stalled in a traveled lane, you and your passengers should get out quickly and stand in a safe area, away from the shoulder and moving vehicles.

A car stuck in a lane can be hit from behind. Being out of the car and away from traffic keeps people safe.

If you are stalled in a traveled lane, you and your passengers should exit the vehicle quickly and stand in a safe area;

Iowa Driver's License Manual, p.49

On the test

Your car breaks down on the road. What should you try to do first?

Move it off the road and away from traffic. A stalled car in a lane is easy to hit, so getting it off the road is the first step. Iowa Driver's License Manual, p.49: “If possible, safely move your vehicle off the road and away from traffic.”

How this works

Most practice tests hand you a bank of questions and leave the manual somewhere else. This one puts them together.

You read one law and the reason behind it, then answer a question on that law while it is still fresh. Get it right and you move on; get it wrong and you have found the gap while it is cheap to fix, not on the morning of the exam.

Learning one rule at a time, and proving it immediately, is what turns a manual you skimmed into something you actually know — and it makes studying feel like getting somewhere rather than like waiting to find out.

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Where these come from

Every rule here is checked against Iowa Driver's License Manual, published by the Iowa Department of Transportation, and against the state code itself. Last checked 2026-10-04.