Question Topic: Band 2 traffic signs and signals (2021)
Explanation: When traffic lights are out of order, you should treat the junction as an unmarked crossroads. Be cautious, as you may need to give way or stop. Look for traffic attempting to cross the junction, unaware that it doesn't have priority.
Category: Band 2 traffic signs and signals (2021)
References: The Official DVSA Guide to Driving: Section 8, Highway Code: Rule 176