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QuizTraffic rulesUnited Kingdom

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.

Traffic signs
Traffic rules
United Kingdom
True/false 17 United Kingdom 32 Car controls 109 Dashboard lights 40 Priority rules 9 Pedestrians 19 Cyclists 20 Show all 599
What should you do when approaching a stop sign?

451. What should you do when approaching a stop sign?

✓ Come to a complete stop before proceeding.
Slow down and stop only if traffic is approaching.
Give way without stopping if the road is clear.
Stop only after entering the junction.

A stop sign requires you to come to a complete stop at the required position. Check carefully for other road users and proceed only when it is safe.

Vehicle approaching a stop sign
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this vehicle-control symbol indicate?

452. What does this vehicle-control symbol indicate?

Parking brake.
Boot release.
✓ Fuel-filler flap release.
Central door locking.

This control releases the fuel-filler flap, allowing access to the vehicle's fuel filler.

Release control for the fuel-filler flap
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you expect when leaving a tunnel in bright sunlight?

453. What should you expect when leaving a tunnel in bright sunlight?

The road surface becoming more slippery.
✓ Temporary glare and reduced visibility.
The speed limit automatically increasing.
The steering becoming heavier.

Your eyes may need time to adjust from the darker tunnel to bright daylight. Reduce speed if necessary and remain alert.

Bright sunlight at the exit of a road tunnel
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you not rely only on a reversing camera?

454. Why should you not rely only on a reversing camera?

✓ It may not show everything around the vehicle.
It shows every blind spot around the vehicle.
It makes mirrors unnecessary when reversing.
It removes the need to look around before reversing.

Reversing cameras can help, but they may have blind spots and limited coverage. Always check your mirrors and surroundings, look around where possible, and reverse slowly.

Reversing-camera display inside a vehicle
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if you are approaching an animal-drawn vehicle?

455. What should you do if you are approaching an animal-drawn vehicle?

✓ Slow down and pass carefully with plenty of space.
Overtake quickly before the animal changes direction.
Sound your horn so the driver notices you.
Drive close behind until there is room to pass.

Animals can be startled by noise or sudden movement. Reduce speed, keep distance, and pass only when it is safe.

Vehicle approaching an animal-drawn vehicle
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do before driving with a load?

456. What should you do before driving with a load?

Secure only the heaviest items.
✓ Make sure it is properly secured and cannot move or fall.
Place heavy items on top of lighter items.
Leave light items loose for short journeys.

An unsecured load can shift, affect vehicle control, or fall into the road. Check that everything is safely restrained before moving.

Checking a vehicle's load before setting off
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
It is safe to look at your phone briefly while driving.

457. It is safe to look at your phone briefly while driving.

✓ False.
True.

Using your phone while driving is distracting and dangerous, even for a very short moment.

Driver glancing at a phone while driving
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do before opening your car door near traffic?

458. What should you do before opening your car door near traffic?

Check only for vehicles, not cyclists or pedestrians.
Open the door slowly and expect traffic to avoid you.
Signal before opening the door without checking behind.
✓ Check for cyclists, pedestrians, and vehicles.

Before opening a car door, check carefully for cyclists, pedestrians, and vehicles to avoid causing a collision.

Checking for passing road users before opening a car door
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this vehicle-control symbol indicate?

459. What does this vehicle-control symbol indicate?

✓ Interior lighting.
Parking lights.
Hazard warning lights.
Dipped headlights.

This control operates the vehicle's interior lighting. Depending on the vehicle, the lights can be switched on manually or set to illuminate automatically when a door is opened.

Control for the vehicle's interior lighting
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Which distance unit is used on road signs in United Kingdom?

460. Which distance unit is used on road signs in United Kingdom?

Kilometres.
✓ Miles.

Road distances in United Kingdom are normally shown in miles.

Distance units used on road signs
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this dashboard symbol indicate?

461. What does this dashboard symbol indicate?

✓ Immobiliser or anti-theft system.
Engine-management warning.
Door-open warning.
Charging-system warning.

This symbol relates to the vehicle's immobiliser or anti-theft system. If it remains illuminated or flashes unexpectedly, the vehicle may not recognise the key or there may be a fault in the security system.

Immobiliser indicator symbol on the dashboard
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
How should you use the clutch and accelerator when moving off?

462. How should you use the clutch and accelerator when moving off?

✓ Release the clutch smoothly while applying the accelerator progressively.
Keep the clutch fully pressed while accelerating.
Press the brake and accelerator together.
Release the clutch suddenly without using the accelerator.

When moving off, release the clutch pedal smoothly through the biting point while applying the accelerator progressively. This helps the vehicle move away smoothly without stalling or excessive engine speed.

Coordinating the clutch and accelerator when moving off
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you avoid placing objects on or over an airbag cover?

463. Why should you avoid placing objects on or over an airbag cover?

They could prevent the seat belt from locking.
✓ They could interfere with deployment and become dangerous projectiles.
They could make the dashboard harder to clean.
They could make the airbag deploy too slowly.

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.

Objects placed over a vehicle's airbag cover
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this vehicle-control symbol indicate?

464. What does this vehicle-control symbol indicate?

✓ Horn.
Headlight flash.
Hazard warning lights.
Cruise control.

This symbol indicates the horn control. The horn is used to warn other road users of your presence when necessary.

Vehicle horn control and symbol
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Which speed unit is used in United Kingdom?

465. Which speed unit is used in United Kingdom?

Kilometres per hour (km/h).
✓ Miles per hour (mph).

Road speeds in United Kingdom are shown in miles per hour (mph).

Road speed expressed in miles per hour
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you leave a safe following distance inside a tunnel?

466. Why should you leave a safe following distance inside a tunnel?

Because vehicles ahead cannot see you in their mirrors.
Because tunnels usually have a poor road surface.
✓ You need enough space to react if traffic slows or stops.
To make it easier for other vehicles to overtake.

Limited space and visibility can make incidents inside tunnels especially dangerous. A safe gap gives you more time to react.

Gap between vehicles travelling through a tunnel
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do when traffic lights are not working?

467. What should you do when traffic lights are not working?

✓ Proceed carefully and follow signs or priority rules.
Follow the vehicle ahead through the junction.
Proceed if the junction appears clear.
Treat the junction as if you have priority.

If traffic lights are not working, slow down, observe carefully, and follow signs, road markings, or local priority rules.

Junction with traffic lights out of operation
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this dashboard symbol indicate?

468. What does this dashboard symbol indicate?

Charging-system warning.
✓ Low engine oil level.
Low oil pressure.
Low coolant level.

This symbol indicates that the engine oil level is low. Check the oil level according to the manufacturer's instructions and add the correct oil if necessary.

Low oil-level warning symbol on the dashboard
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should cyclists do when cycling downhill?

469. What should cyclists do when cycling downhill?

Let the bicycle gain speed while the road ahead is clear.
✓ Control your speed and keep both hands ready to brake.
Brake as late as possible before bends.
Use only one brake to reduce the risk of skidding.

Higher speed increases stopping distance and reduces reaction time. Maintain a speed that allows you to stop safely.

Cyclist riding down a hill
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you check after fitting a child restraint?

470. What should you check after fitting a child restraint?

That the seat belt is routed in any convenient way.
That the restraint is tilted as far back as possible.
That the restraint can move freely on the seat.
✓ That it is securely installed and correctly fitted.

A child restraint should be installed securely and used according to the manufacturer's instructions. Check that the seat is firmly attached, the belt or ISOFIX connection is correct, and the child is restrained properly before driving.

Checking the installation of a child car seat
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if your vehicle breaks down on a busy road?

471. What should you do if your vehicle breaks down on a busy road?

Remain in the traffic lane even if you can move to safety.
Sound the horn continuously to warn other drivers.
Stay close to the vehicle so other drivers can see you.
✓ Move to a safe place, use hazard lights, and stay clear of traffic.

If your vehicle breaks down, make it visible and get yourself away from moving traffic. Safety comes before repairing the vehicle.

Broken-down vehicle beside a busy road
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if the engine-temperature warning shows overheating?

472. What should you do if the engine-temperature warning shows overheating?

✓ Stop safely, switch off the engine, and allow it to cool.
Increase engine speed to improve coolant circulation.
Continue driving slowly until the warning disappears.
Open the coolant cap immediately to release heat.

Continuing to drive an overheating vehicle can cause severe damage. Allow the engine to cool and follow the manufacturer's instructions.

Engine-overheating warning on the dashboard
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this vehicle-control symbol indicate?

473. What does this vehicle-control symbol indicate?

✓ Cabin fan speed.
Windscreen demisting.
Seat heating.
Air conditioning.

This control adjusts the cabin ventilation fan speed. Increasing the setting moves more air through the vehicle's ventilation and climate-control system.

Control for adjusting the cabin fan speed
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this vehicle-control symbol indicate?

474. What does this vehicle-control symbol indicate?

Central door locking.
✓ Window lock.
Mirror adjustment.
Electric window control.

This control activates the window lock, which normally prevents passengers from operating their electric windows while leaving control with the driver.

Lock switch for passenger window controls
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you avoid using a phone while driving?

475. Why should you avoid using a phone while driving?

Because phone signals can interfere with vehicle electronics.
Because it can disable the cruise control system.
✓ Because it distracts you from the road.
Because it can cause road rage.

Using a phone while driving reduces attention, reaction time, and control of the vehicle. A hands-free system may reduce the need to handle the phone, but the conversation itself can still be distracting.

Phone distracting a driver from the road
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do before refuelling a petrol or diesel vehicle?

476. What should you do before refuelling a petrol or diesel vehicle?

Keep the engine idling if the vehicle is outside.
Switch on the hazard lights while refuelling.
Increase the engine speed before removing the fuel cap.
✓ Switch off the engine before starting to refuel.

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.

Vehicle at a pump before refuelling
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this dashboard symbol indicate?

477. What does this dashboard symbol indicate?

✓ Sidelights.
Front fog lights.
Rear fog lights.
Dipped headlights.

This symbol indicates that the sidelights, also known as position or parking lights, are switched on. They help make the vehicle visible to other road users but provide little illumination of the road ahead.

Sidelight indicator symbol on the dashboard
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
How should a motorcyclist cross tram or railway rails?

478. How should a motorcyclist cross tram or railway rails?

While braking firmly on the rails.
✓ At a safe angle, as close to perpendicular as practical.
At a very shallow angle alongside the rails.
With the motorcycle leaning sharply.

Rails can be slippery and can catch a motorcycle tyre, especially when wet. Cross them at a sufficiently large angle, as close to perpendicular as practical, and avoid sudden braking, acceleration or steering while crossing.

Motorcycle crossing rails in the road
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this vehicle-control symbol indicate?

479. What does this vehicle-control symbol indicate?

Automatic brake hold.
Cruise control.
✓ Electronic parking brake.
Parking assistance.

This control operates the electronic parking brake. Pulling or pressing the switch applies or releases the parking brake, depending on the vehicle.

Electronic parking-brake switch and symbol
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do before driving down a long, steep hill?

480. What should you do before driving down a long, steep hill?

Coast in neutral to save fuel.
Rely mainly on continuous braking to control speed.
Accelerate before the descent to maintain momentum.
✓ Reduce speed and select a suitable lower gear.

A lower gear helps control your speed and reduces the amount of continuous braking needed on a long descent.

Vehicle approaching a long, steep descent
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if medicine makes you feel drowsy?

481. What should you do if medicine makes you feel drowsy?

Drink coffee before driving.
✓ Do not drive until the effect has passed.
Drive slowly and avoid motorways.
Drive only for short distances.

If a medicine causes drowsiness, your concentration, judgement, and reaction time may be reduced. Do not drive until you are fit to do so and the effect has passed.

Drowsiness after taking medicine
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Which control is normally used to switch on the dipped headlights?

482. Which control is normally used to switch on the dipped headlights?

The hazard warning switch.
The rear-window demister.
✓ The lighting control.
The windscreen-wiper control.

The lighting control is normally used to switch on the dipped headlights. Depending on the vehicle, it may be a rotary switch or part of a lighting stalk.

Lighting control for switching on dipped headlights
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do with the clutch during emergency braking in a manual vehicle?

483. What should you do with the clutch during emergency braking in a manual vehicle?

Release it suddenly.
✓ Press it fully while maintaining firm brake pressure.
Pump it repeatedly.
Keep it partly pressed.

During emergency braking in a manual vehicle, maintain firm pressure on the brake and press the clutch pedal fully so the engine does not stall as the vehicle slows. Do not reduce braking pressure while operating the clutch.

Brake and clutch operation during an emergency stop
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if passengers are distracting you while driving?

484. What should you do if passengers are distracting you while driving?

✓ Ask them to stop and keep your attention on the road.
Drive faster so you can finish the journey sooner.
Turn around briefly so you can speak to them.
Ignore the traffic until the distraction has passed.

Passengers can reduce a driver's attention and concentration. If their behaviour becomes distracting, ask them to stop and keep your focus on driving. If necessary, stop somewhere safe before dealing with the situation.

Passengers distracting a driver
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do about a chip in the windscreen?

485. What should you do about a chip in the windscreen?

Cover the chip so it cannot spread.
Ignore it if it is outside your direct view.
Clean the glass and continue driving normally.
✓ Have it assessed and repaired promptly.

A chip can obstruct your view, weaken the glass, and develop into a larger crack. Have it checked and repaired promptly.

Stone chip in a vehicle's windscreen
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you normally do when the fuel nozzle automatically clicks off?

486. What should you normally do when the fuel nozzle automatically clicks off?

Remove the nozzle and restart the engine immediately.
Shake the vehicle to make room for more fuel.
Pull the nozzle partly out and continue filling.
✓ Stop refuelling rather than continuing to top up the tank.

When the fuel nozzle automatically clicks off, stop refuelling rather than repeatedly topping up the tank. Continuing can cause fuel to spill or overflow and may interfere with the vehicle's fuel-vapour control system.

Fuel nozzle in a vehicle's filler opening
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Where should passengers get in or out of a vehicle when possible?

487. Where should passengers get in or out of a vehicle when possible?

✓ On the side away from moving traffic.
Through whichever door opens first.
On the side closest to approaching traffic.
From the rear door nearest the centre of the road.

Passengers should get in or out on the side away from moving traffic whenever possible. This is particularly important for children, who may not recognise approaching traffic or other road users. Before opening any door, check that it is safe.

Passenger leaving a vehicle on the side away from traffic
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you avoid driving too close to the edge of the road?

488. Why should you avoid driving too close to the edge of the road?

It can reduce the effectiveness of your mirrors.
It can make oncoming traffic harder to see.
It can make the steering require more effort.
✓ The edge may be uneven or weak.

Road edges can be soft, uneven, or damaged. Driving too close to the edge can reduce control or cause the vehicle to leave the road.

Vehicle travelling close to the road edge
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this vehicle-control symbol indicate?

489. What does this vehicle-control symbol indicate?

Parking assistance.
Cruise control.
✓ Driving mode selection.
Four-wheel drive.

This control selects a driving mode. Depending on the vehicle, different modes can alter characteristics such as accelerator response, steering assistance, transmission behaviour or energy use.

Selector for the vehicle's driving modes
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if your lane is blocked by an obstacle?

490. What should you do if your lane is blocked by an obstacle?

Signal and expect oncoming traffic to make room.
✓ Slow down, check carefully, and give way if needed.
Move around it because the obstacle gives you priority.
Speed up to keep traffic flowing around the obstacle.

If your lane is blocked, reduce speed, check mirrors and oncoming traffic, and only move around the obstacle when it is safe.

Obstacle blocking a vehicle's lane
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
How should you pass a large vehicle in strong winds?

491. How should you pass a large vehicle in strong winds?

✓ Be prepared for sudden wind changes when passing.
Keep the steering fixed while you move past it.
Use the horn before moving alongside the vehicle.
Stay close beside it to remain sheltered from the wind.

Large vehicles can block wind and then expose you to strong gusts when you pass them.

Vehicle passing a large vehicle in windy conditions
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should a motorcyclist do in strong crosswinds?

492. What should a motorcyclist do in strong crosswinds?

Ride as close to the edge of the road as possible.
Follow a large vehicle closely for protection from the wind.
Make sudden steering movements whenever the wind changes.
✓ Reduce speed and be prepared for sudden gusts.

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.

Motorcyclist riding in strong crosswinds
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this dashboard symbol indicate?

493. What does this dashboard symbol indicate?

✓ Exterior-light failure.
Charging-system warning.
Dipped headlights.
Rear fog lights.

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.

Exterior-light failure warning symbol on the dashboard
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What is the button on a seat-belt buckle used for?

494. What is the button on a seat-belt buckle used for?

To lock the seat in position.
✓ To release the seat belt.
To adjust the belt height.
To tighten the shoulder belt.

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.

Release button on a seat-belt buckle
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you reduce speed in fog?

495. Why should you reduce speed in fog?

To prevent the windscreen from misting.
✓ Because you have less time to react to hazards you cannot see.
To reduce fuel consumption.
To reduce vehicle emissions.

Fog can hide obstacles, pedestrians, and other vehicles. Lower speed gives you more time to react.

Fog limiting a driver's view ahead
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if traffic beyond a railway crossing is blocked?

496. What should you do if traffic beyond a railway crossing is blocked?

✓ Wait until there is enough space to clear the tracks completely.
Enter the crossing and wait for traffic to move.
Cross quickly before the warning signals activate.
Follow the vehicle ahead closely across the tracks.

Never enter a railway crossing unless you can clear the tracks completely. If traffic ahead is blocked, wait before the crossing so you cannot become trapped on the railway.

Congested traffic beyond a railway crossing
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do before driving after taking medicine?

497. What should you do before driving after taking medicine?

Take an extra dose before a long journey.
Drive slowly until you know how it affects you.
Drink coffee to prevent any side effects.
✓ Check whether it may affect your ability to drive.

Some medicines can affect driving ability by causing drowsiness, dizziness, blurred vision, slower reactions, or reduced concentration. Check the label or patient information and follow advice from your doctor or pharmacist before driving.

Checking medicine warnings before driving
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do when driving near a school area?

498. What should you do when driving near a school area?

Watch only for children already on the road.
Use your horn so children stay away from traffic.
✓ Slow down and watch carefully for children.
Maintain your usual speed if the road looks clear.

Children near schools may cross unexpectedly or be hidden between parked vehicles. Reduce speed and be ready to stop.

Vehicle travelling near a school
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if you see smoke or fire inside a tunnel?

499. What should you do if you see smoke or fire inside a tunnel?

✓ Follow tunnel instructions and leave the tunnel if it is safe to do so.
Keep driving normally unless the tunnel is completely blocked.
Stay inside the vehicle and wait for the smoke to clear.
Reverse toward the entrance without checking behind.

If it is safe to drive out of the tunnel, do so. If you cannot continue safely, stop, switch off the engine, leave the vehicle, and use the marked emergency exits or refuge routes. Follow tunnel-control instructions.

Smoke inside a road tunnel
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if your vehicle begins to drift onto the shoulder?

500. What should you do if your vehicle begins to drift onto the shoulder?

Brake firmly before returning to the road.
Steer back onto the road as quickly as possible.
✓ Ease off the accelerator and steer back smoothly when safe.
Keep driving on the shoulder until the road becomes wider.

If you drift onto the shoulder, avoid sudden steering or braking. Slow gently and return to the road smoothly when it is safe.

Vehicle drifting towards the road shoulder
AI-generated by Traffic-rules.com • WCIT • CC BY-SA