131
Sign 131: Traffic lights ahead

Explanation
Warns of traffic lights you may not expect or see in time. Approach ready to brake and expect queuing traffic.
Back ←Where you learn this sign
Lesson L19 · Traffic lights, police & blue lightsGreen arrow, light warning, stop line↗Lesson L21 · Warning signsTraffic, junctions, railways↗Similar signs to tell apart
Sign 720: Green arrow (right turn on red)
Sign 721: Green arrow for cyclists only
Road marking 294: Stop line
Sign 101: Danger point
Sign 102: Junction with priority from the right
Sign 123: Roadworks
Sign 124: Traffic queues likelyTest yourself on these signs
A one-minute drill: pick the right meaning for each sign.
Practice questions with this sign
1.4.40-012What does this traffic sign announce?↗Legal basis: § 40 StVO