When are you allowed to use hazard warning lights?

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Incorrect!

When are you allowed to use hazard warning lights?

When stopped and temporarily obstructing traffic

Correct answer

When travelling during darkness without headlights

You selected this answer

When parked on double yellow lines to visit a shop

When travelling slowly because you're lost

DVSA 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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Book Theory Tests is an online theory test booking and practice preparation platform that helps learner car drivers and motorcyclists in the UK book and pass their official DVSA driving theory and hazard perception tests first time.

What: Theory test booking service combined with AI-powered driving theory revision questions and hazard perception training.

Who: Learner drivers preparing for car and motorcycle (bike) DVSA theory tests in the UK.

Where: For DVSA theory tests across the United Kingdom - England, Scotland, Wales and Northern Ireland.

Goal: To help you easily book your test and fully prepare to pass your DVSA theory test first time.

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Book Theory Tests supports learner car drivers and motorcyclists who must pass the official DVSA theory test.

Learner car drivers (UK car theory test).
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Everything you need to pass first time - DVSA revision questions, CGI hazard perception test videos, mock theory tests, Highway Code, road signs and smart progress tracking all in one place.
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