Theory Test Practice Ireland

Question 141 · Car theory test

What lights should a driver use in dense fog?

Poor visibility & weather

Pick an answer to test yourself.

Correct answer

Front and rear fog lights, along with dipped headlights.

Official explanation

When driving in dense fog, you should switch on your front and rear fog lights, along with dipped headlights. You should not drive in fog with main beam headlights on.

Term explained: When to use rear fog lights

Topic
Poor visibility & weather
Also in
This question also appears in the motorcycle theory test.

Practise this topic in the app

Free demo questions for every topic, progress saved, a full mock exam in the official format.

Got it wrong, or had to think? That is one of 805 questions the car theory test can draw from. Sit the car mock exam in the official format (40 questions, 45 minutes, pass mark 35) and see how many more you would miss.

Related questions

This question in other languages