The A22 is a crucial warning sign indicating that traffic lights are approaching. You should reduce your speed and be prepared to stop, especially when approaching junctions or areas with limited visibility where signals might be unexpected. Always obey the traffic signal indications and maintain a safe distance from the vehicle in front to avoid accidents, particularly if a queue forms.
The A22 'Traffic Lights Ahead' warning sign is crucial for safe driving, signalling the upcoming need to stop or adjust speed. Mastering its meaning is essential for your theory test revision and overall road safety in Sweden.
This warning sign indicates a location where traffic is controlled by multi-aspect traffic lights with three light openings. It is used to draw attention to signals that may be unexpected, particularly outside built-up areas or where visibility is limited. You should reduce speed, look for the signal heads early, and be prepared for a red or changing signal. Signal-controlled junctions can create queues and sudden stops, especially when the view is blocked by a curve, crest, or roadside objects. Keep a safe following distance to avoid rear-end collisions.
Traffic lights are ahead. Be ready to stop.
Get clear, practical answers to the most common questions about the A22 - Warning for Traffic Lights road sign. Learn how the sign works, what rules it represents, and how it affects real driving situations. This FAQ strengthens your understanding and supports accurate decision making for the Swedish driving theory exam in Sweden.
The A22 sign is a warning that traffic lights are ahead. It's designed to alert you to a signal-controlled junction or crossing, prompting you to slow down and prepare to stop.
Upon seeing the A22 sign, you should immediately prepare to stop. This means reducing your speed, scanning the road ahead for the traffic light signals, and being ready to brake smoothly at the stop line if the lights are red or about to change.
This sign is important because traffic lights can cause sudden stops and queues, especially around bends or over crests where visibility is reduced. It reminds drivers to be vigilant and maintain a safe following distance to prevent rear-end collisions.
Yes, you should not try to speed up to 'beat' a changing signal, nor should you follow the vehicle in front too closely. Ignoring the possibility of a queue, especially after a bend or crest, is also dangerous and prohibited. Always obey the signals.
No, the A22 sign itself doesn't mean you must stop, but it warns you that traffic lights are ahead, and you *might* need to stop if the signal is red or turning red. It’s a precautionary warning to be ready to stop.
Outside built-up areas, the A22 sign is used to warn drivers of upcoming traffic lights, which might be less expected than within a city. It’s particularly useful where visibility is limited due to road features like curves or hills, ensuring drivers are prepared.
A clear reference image of the A22 - Warning for Traffic Lights road sign used in Sweden.

The A22 - Warning for Traffic Lights road sign may also be known by these alternative names or terms.
The A22 - Warning for Traffic Lights road sign is part of the Warning Signs (A) category, which groups together signs with similar rules and functions.
Master similar road signs by comparing their distinct meanings and visual cues to improve your sign recognition. This targeted theory test revision helps prevent confusion and ensures you recall the correct response for every traffic situation.

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Connect visual signage with essential Swedish traffic rules by exploring our curated set of practice questions and detailed road safety explanations. These resources reinforce your ability to interpret complex road situations according to Transportstyrelsen standards.
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This sign marks the start of a built-up area, typically where traffic is denser and more vulnerable road users are present. It signals a change in driving context, often involving lower speeds, more crossings, and frequent intersections. The place name can be displayed inside the sign. From this point, you should drive with heightened caution and follow any area-specific rules.
This sign marks the end of a built-up area. After passing it, the road environment typically becomes less dense, but speeds and rules may change. The place name can be displayed inside the sign. Even though conditions may open up, you must still follow the posted speed limits and any other regulatory signs that apply.
After reviewing this complete list of Swedish road signs, deepen your understanding by exploring signs by category or practicing with simulated test questions. Solidify your recognition skills and ensure you are fully prepared for every aspect of the official driving theory exam.
All Swedish Road Signs List