When may you use hazard warning lights while you’re driving?

A: Instead of sounding the horn in a built-up area between 11.30 pm and 7.00 am

B: On a motorway or unrestricted dual carriageway, to warn of a hazard ahead

C: On rural routes, after a sign warning of animals

D: On the approach to toucan crossings where cyclists are waiting to cross

Hint

When there’s queuing traffic ahead and you have to slow down or even stop, briefly showing your hazard warning lights will help alert following traffic to the hazard.

When may you use hazard warning lights while you’re driving?

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Where on a motorway would you find green reflective studs?

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Other drivers may sometimes flash their headlights at you. In which situation are they allowed to do this?

Your vehicle is stationary. When may you use its horn?

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When may you use hazard warning lights while you’re driving?

You may also be interested in these theory test questions

Where on a motorway would you find green reflective studs?

Which shape is used for a ‘give way’ sign?

What does this sign mean?

Which is the sign for a ring road?

Other drivers may sometimes flash their headlights at you. In which situation are they allowed to do this?

Your vehicle is stationary. When may you use its horn?