QuizTraffic rulesSweden
This interesting quiz helps you test your knowledge in a clear and visual way. With easy multiple-choice questions, you can quickly build confidence and learn new facts while keeping it simple, interactive, and fun.
151. What do the + and − controls normally adjust when the speed limiter is active?
When the speed limiter is active, the + and − controls normally increase or decrease the selected maximum speed. The exact adjustment steps can vary between vehicles.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
152. What should you do if an unusual vibration develops in the steering wheel?
An unusual vibration may indicate tyre damage, wheel imbalance, loose components, or another mechanical fault. Reduce speed and arrange an inspection.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
153. What should you do if the brake pedal feels unusually soft?
A soft brake pedal or increased stopping distance may indicate a serious brake fault. Do not continue driving normally until the system has been checked.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
154. What should you do before a long journey to reduce the risk of driver fatigue?
Getting enough sleep before a long journey helps reduce the risk of driver fatigue. Plan breaks in advance and avoid starting a long drive when you are already tired.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
155. What should you do when construction vehicles enter or leave the road?
Construction vehicles may move slowly, have limited visibility, or carry loose material. Give them time and space to manoeuvre.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
156. What should you do if birds are swooping at you while cycling?
Some birds become territorial during the breeding season and may swoop people near their nests. Stay calm, avoid provoking or approaching the birds, and leave the area safely. If necessary and safe, dismount and walk your bicycle through or away from the area while keeping your helmet on.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
157. What should you expect when leaving a tunnel in bright sunlight?
Your eyes may need time to adjust from the darker tunnel to bright daylight. Reduce speed if necessary and remain alert.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
158. What does this dashboard symbol indicate?
This is a general or master warning symbol. It indicates that the vehicle has detected a condition requiring attention and is often accompanied by a message or another warning on the instrument display.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
159. What should you consider before selecting a lower gear in a manual vehicle?
Before selecting a lower gear, make sure the vehicle's speed is suitable for that gear. Selecting too low a gear at excessive speed can cause harsh engine braking and place unnecessary stress on the drivetrain.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
160. What should a motorcyclist do in strong crosswinds?
Strong crosswinds can push a motorcycle sideways and sudden gusts can affect its stability. Reduce speed, keep a steady grip on the handlebars and allow extra space, especially on exposed roads, bridges, or when passing gaps and large vehicles.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
161. What does this vehicle-control symbol indicate?
This control adjusts the cabin ventilation fan speed. Increasing the setting moves more air through the vehicle's ventilation and climate-control system.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
162. What does this vehicle-control symbol indicate?
This control activates the child safety lock. It helps prevent a rear door from being opened from inside the vehicle, depending on the vehicle and system design.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
163. Should passengers travel in an ordinary goods trailer?
An ordinary goods trailer is not designed to carry passengers and normally has no suitable seats or restraint systems. Passengers should travel in seating positions designed and approved for carrying people. Special passenger-carrying trailers may be subject to different local rules.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
164. What should you do if the pedestrian light is red?
A red pedestrian signal means you should wait before crossing.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
165. What should you do before refuelling a petrol or diesel vehicle?
Switch off the engine before refuelling. Fuel vapours are flammable, so avoid ignition sources and follow the safety instructions at the filling station. If fuel is spilled, do not start the vehicle until the situation has been made safe.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
166. Which pedal is used to increase the vehicle's speed?
The accelerator pedal controls the amount of power delivered by the engine and is used to increase or maintain the vehicle's speed. It is the right-hand pedal.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
167. Rain can reduce tyre grip and increase stopping distance.
Wet roads reduce traction, so your vehicle may need more distance to stop safely.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
168. Why should you hold the steering wheel firmly during strong gusts?
A firm but relaxed grip helps you respond safely to sudden changes caused by wind.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
169. What should you normally do before selecting D or R in an automatic vehicle?
Before selecting D (Drive) or R (Reverse), keep the brake pedal pressed to prevent the vehicle from moving unexpectedly when the gear is engaged.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
170. What should you do if another driver behaves aggressively towards you?
If another driver behaves aggressively, do not retaliate or become involved in a confrontation. Stay calm, increase the distance between you, and let the other vehicle move away when possible. If you feel threatened, go to a safe public place and seek appropriate assistance.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
171. What should you do if you smell fuel or see fuel leaking from your vehicle?
Leaking fuel creates a serious fire risk. Keep people away, do not restart the engine, and arrange professional assistance.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
172. How should tyre pressure normally be checked?
Tyre pressure rises as tyres become warm. Check them when cold and use the pressure specified on the vehicle label or in the owner's manual.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
173. What does it mean to cover the brake pedal?
To cover the brake, move your right foot over the brake pedal without pressing it, so you are ready to brake quickly if a hazard develops.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
174. What should you do if your vehicle begins to aquaplane?
Aquaplaning happens when the tyres lose contact with the road surface. Ease off the accelerator, avoid sudden movements, and wait for grip to return.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
175. What should you do before overtaking while towing a trailer?
A towing vehicle accelerates more slowly, and the trailer makes the whole vehicle combination longer. Remember to allow a much larger safe gap before overtaking and enough space to return safely to your lane.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
176. What does this dashboard symbol indicate?
This symbol indicates a possible failure of an exterior vehicle light, such as a headlight, tail light, brake light or indicator. Check the vehicle's exterior lights and replace or repair any faulty light.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
177. Why should a motorcycle helmet be worn correctly and securely fastened?
A correctly fitted and securely fastened motorcycle helmet helps protect the rider's head and can reduce the risk and severity of head injury in a collision or fall.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
178. What does this dashboard symbol indicate?
This symbol indicates that the engine coolant level is low. Check the coolant level when the engine is cool and refill it with the correct coolant if necessary.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
179. What should cyclists do when passing pedestrians on a shared path?
Pedestrians may change direction unexpectedly. A warning and safe passing distance reduce the risk of a collision.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
180. Why should you check for motorcyclists before changing lanes?
Motorcyclists are smaller and can be hidden in blind spots. Check mirrors, signal, and look carefully before changing lanes.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
181. What does this vehicle-control symbol indicate?
This control operates the vehicle's central door locking system. Pressing it locks or unlocks the vehicle's doors, depending on the current lock state.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
182. Why are reversing and making a U-turn on a motorway extremely dangerous?
Motorway traffic travels at high speed. Unexpected reversing or turning can cause a severe collision.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
183. What does this dashboard symbol indicate?
This symbol indicates a possible brake-system fault. If it remains illuminated after the parking brake is released, stop safely and have the braking system checked.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
184. What does Code 96 allow with a category B licence?
Code 96 allows a category B vehicle to tow a trailer over 750 kg when the combined maximum authorised mass exceeds 3,500 kg but does not exceed 4,250 kg. Code 96 is not a separate driving licence category.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
185. Why should loose items inside a vehicle be secured?
Loose objects can move or be thrown forwards during sudden braking or a collision. Secure luggage and other items so they cannot injure occupants or interfere with the driver or vehicle controls.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
186. It is safer to drive faster than the speed limit when overtaking.
You must still drive safely and obey traffic laws. Speeding increases risk and is not automatically justified by overtaking.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
187. What should you do if fuel spills while you are refuelling?
If fuel is spilled, stop refuelling immediately and keep flames, sparks, and other ignition sources away. Do not start the vehicle until the situation is safe. Alert filling-station staff and follow their instructions for dealing with the spill.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
188. Why is riding a bicycle after drinking alcohol dangerous?
Alcohol can make it harder to balance, steer, judge distances, and react to hazards. Riding a bicycle while impaired may also be against the law.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
189. What can uneven tyre wear indicate?
Uneven wear may result from incorrect tyre pressure, wheel misalignment, worn suspension parts, or a brake that is not releasing properly.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
190. What should you do if your vehicle begins to drift onto the shoulder?
If you drift onto the shoulder, avoid sudden steering or braking. Slow gently and return to the road smoothly when it is safe.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
191. What should you do before driving through a puddle?
Large puddles can hide holes, reduce grip, or cause water to splash onto pedestrians or other vehicles. Slow down and proceed carefully.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
192. What is the button on a seat-belt buckle used for?
Pressing the button on the seat-belt buckle releases the latch so the belt can be unfastened. Keep the seat belt fastened whenever required while the vehicle is moving.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
193. Why should you avoid placing objects on or over an airbag cover?
Do not place or attach objects over an airbag cover or in an airbag's deployment area. They may interfere with the airbag as it inflates and could be thrown towards occupants when the airbag deploys.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
194. What should you do if a motorcycle helmet visor is badly scratched?
A badly scratched or damaged visor can reduce or distort your view, especially in bright sunlight or at night. Replace a visor that no longer provides a clear, safe view and follow the helmet manufacturer's instructions.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
195. Why should you avoid unnecessary lane changes in roadworks?
Frequent lane changes create additional risk where space is limited and drivers are already adapting to temporary layouts.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
196. What is the minimum licence for a C vehicle towing a trailer over 750 kg?
Category C permits a trailer with a maximum authorised mass of up to 750 kg. A category C vehicle towing a trailer or semi-trailer above 750 kg requires category CE.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
197. Should rear-seat passengers be securely restrained?
Rear-seat passengers should be securely restrained using seat belts or suitable child restraints as appropriate. Proper restraint reduces the risk of serious injury and prevents occupants from being thrown around or forwards in a collision.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
198. Why should you avoid wearing dark clothing at night?
Dark clothing makes pedestrians harder to see in low-light conditions. Bright or reflective clothing improves visibility.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
199. Why is a microsleep especially dangerous while driving?
A microsleep is a brief, involuntary episode of sleep that can last for a few seconds. During that time, you may lose awareness of the road and travel a considerable distance without reacting to hazards.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
200. What should you check after fitting a wheel?
After fitting a wheel, make sure the wheel nuts are tightened correctly using the manufacturer's specified procedure and torque. Incorrectly tightened wheel nuts can loosen or damage the wheel. Recheck them later if the vehicle or wheel manufacturer recommends it.
AI-generated by Traffic-rules.com • WCIT • CC BY-SA

Traffic signs
Traffic rules
Sweden