What should you do when you drive into a tunnel?
DVSA explanation
Before entering a tunnel, you should switch on your dipped headlights; these help you to see and be seen. In many tunnels, using headlights is a legal requirement. You should also remove your sunglasses before you drive into a tunnel.
Want more free practice?
Ready to test yourself on the latest DVSA revision questions?
More free ways to get ready for your DVSA PCV theory test.