You’re driving on a motorway. When can you use hazard warning lights?

A: When a vehicle is following too closely

B: When you slow down quickly because of danger ahead

C: When you’re towing another vehicle

D: When you’re driving on the hard shoulder

Briefly using your hazard warning lights will warn the traffic travelling behind you that there’s a hazard ahead. This can reduce the chance of vehicles crashing into the back of each other.

You may also be interested in these theory test questions

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