Try a DVSA car practice theory test question from the Accidents DVSA topic

When are you allowed to use hazard warning lights?

Select one of these four answers before moving on to the next question.

When stopped and temporarily obstructing traffic
When travelling during darkness without headlights
When parked on double yellow lines to visit a shop
When travelling slowly because you're lost

View the DVSA car theory test explanation

This DVSA explanation shows you why the correct answer is right (and the others are wrong), so you can understand the information around the question and remember it for the real car theory test.

Reveal the DVSA car theory test explanation
You must not use hazard warning lights while moving, except to warn traffic behind when you slow suddenly on a motorway or unrestricted dual carriageway. Never use hazard warning lights to excuse dangerous or illegal parking.
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This is DVSA car revision theory test question 77 of 98 from our free UK car practice theory test. This practice test follows the same format as the real DVSA multiple-choice car theory test.

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