Q: How hard is a theory test in the UK 2026?

We've analyzed responses from hundreds of learners on Theorypass to identify the most challenging questions. Put simply, without studying, your odds to answer all questions correctly are just 1 in 3,800. This could explain the disappointing national theory test pass rate of 46.1%.

Q: Is 46 out of 50 good on theory test 2026?

What is the UK theory test pass mark? The theory test pass mark is 86%. This means you need to score 43 out of 50 multiple-choice questions to pass this section of the test. You have 57 minutes to answer all of the questions in the multiple-choice test.

Q: What does a UK theory test 2026 consist of?

The theory test for car and motorcycle drivers is made up of two parts taken at the same time - multiple choice and hazard perception. You must pass both parts of the test to get a test certificate.

Q: Is the theory test changing in 2026?

The Driver Theory Test has been revised and the updated version went live on the 1st of July 2024. The changes made are to enhance your experience with new and improved images, updated and more relevant questions surrounding road safety and legislation.

Question 1

What makes the pictured vehicle environmentally friendly

Accepted Answer

It uses electricity

Question 2

What could happen if you overfill your engine with oil

Accepted Answer

Loss of power

Question 3

Whats a buffer lane

Accepted Answer

A safety lane for vehicles blown off course

Question 4

Where are you allowed to park a long rigid vehicle

Accepted Answer

At a service area

Question 5

Whats the principal braking system on a lorry called

Accepted Answer

The service brake

Question 6

Whos responsible for making sure that cargo arrives undamaged

Accepted Answer

The driver

Question 7

Youre driving a lorry of more than 75 tonnes maximum authorised mass along a motorway When can you use the righthand lane to overtake

Accepted Answer

When the motorway has two lanes

Question 8

Youre driving your lorry through a busy area and youve stopped at a pedestrian crossing What should you do before you move off

Accepted Answer

Check the Class VI mirror on the front of your lorry

Question 9

A vehicle has rolled over and caught fire The drivers hands and arms have been burned How could you help the driver

Accepted Answer

Douse the burns with cool water

Question 10

Youre driving in fog thats starting to clear When should you switch off your highintensity rear fog lights

Accepted Answer

When visibility is more than 100 metres 328 feet

Question 11

What action should you take if there are flashing amber lights under a school warning sign

Accepted Answer

Reduce speed until youre clear of the area

Question 12

Whats the first thing you should check before moving to the right

Accepted Answer

The offside mirror

Question 13

What should you do if the vehicle ahead is being driven by a learner

Accepted Answer

Keep calm and be patient

Question 14

What should you do if youve lost the filler cap for your diesel tank

Accepted Answer

Get a replacement before driving

Question 15

What should you check just before you turn left

Accepted Answer

The lefthand mirror

Question 16

Youre on a motorway and the surface is still wet after rain Why should you take care when youre overtaking

Accepted Answer

The road may still be slippery

Question 17

Why is it important to avoid overfilling the engine with oil

Accepted Answer

It could increase pressure in the engine and cause damage

Question 18

What can help to maximise fuel economy

Accepted Answer

Cruise control

Question 19

Youre driving on a motorway What does it mean when a lorry ahead of you switches on its hazard warning lights

Accepted Answer

Traffic further ahead may be stopping

Question 20

Youre driving an empty curtainsided vehicle Why might you consider tying the curtains open

Accepted Answer

To reduce the effect of side wind

Question 21

Youre driving at night Why should you ensure that all your lights are clean and working correctly

Accepted Answer

So that other road users can see the size of your vehicle

Question 22

What should you do when theres a fire in your vehicles engine compartment

Accepted Answer

Cut off the fuel supply

Question 23

What would help to reduce the impact that your lorry has on the environment

Accepted Answer

Braking in good time

Question 24

What should you check for wear or damage on a drawbar unit

Accepted Answer

Eyelet coupling

Question 25

Youre driving on a motorway You look in your mirrors and see smoke coming from your rear tyres What should you do

Accepted Answer

Stop as soon as its safe to do so

Question 26

Youre on a motorway approaching a working snow plough Why should you stay behind it

Accepted Answer

There may be deep snow ahead

Question 27

What does this sign mean

Accepted Answer

Withflow bus and cycle lane

Question 28

What action would you take when elderly people are crossing the road

Accepted Answer

Be patient and allow them to cross in their own time

Question 29

Where are these lights found

Accepted Answer

Near a school

Question 30

Diesel fuel has been spilled on the road Which road users will this be a particular danger for

Accepted Answer

Motorcyclists

Question 31

What does it indicate if you see white lights on a vehicle at night

Accepted Answer

Its facing towards you

Question 32

Where would you expect to find buffer lanes

Accepted Answer

On highlevel bridges

Question 33

Youre approaching a red light at a puffin crossing Pedestrians are on the crossing How long will the red light stay on

Accepted Answer

Until the pedestrians have reached a safe position

Question 34

Youre reversing your vehicle What should you do while the audible warning device is operating

Accepted Answer

Be cautious and keep looking all around

Question 35

Your lorry has a demountable body What should you check before demounting the body

Accepted Answer

The surface is firm and level

Question 36

Youre driving a vehicle with an unladen trailer What could happen if you change down to a low gear while travelling at speed

Accepted Answer

You could lose control of your vehicle

Question 37

Youre driving along this road What should you do if the red car cuts in close in front of you

Accepted Answer

Drop back to leave the correct separation distance

Question 38

Unless otherwise shown whats the minimum headroom under bridges in the UK

Accepted Answer

50 metres 16 feet 6 inches

Question 39

Triangular projection markers are required when your load is wider than 29 metres 9 feet 5 inches What colour are these markers

Accepted Answer

Redwhite

Question 40

The road is wet Why should you slow down as you approach this pedestrian

Accepted Answer

To avoid splashing them

Question 41

Youre working on the platform of a flatbed lorry Whats the safest way to get down to the ground

Accepted Answer

Use a suitable set of steps

Question 42

What should you do before driving into a tunnel

Accepted Answer

Remove your sunglasses

Question 43

When is an articulated lorry most likely to jackknife

Accepted Answer

When its unloaded

Question 44

In very cold weather moisture can freeze in your vehicles air storage tanks What can you do to help prevent this from happening

Accepted Answer

Drain the tanks daily

Question 45

Your vehicle breaks down on the hard shoulder of a motorway What should you do if you decide to use your mobile phone to call for help

Accepted Answer

Check your location from the marker posts on the left

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Overall Progress

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Mock Test 5

What makes the pictured vehicle environmentally friendly?

What could happen if you overfill your engine with oil?

What's a buffer lane?

Where are you allowed to park a long, rigid vehicle?

What's the principal braking system on a lorry called?

Who's responsible for making sure that cargo arrives undamaged?

You're driving a lorry of more than 7.5 tonnes maximum authorised mass along a motorway. When can you use the right-hand lane to overtake?

You’re driving your lorry through a busy area and you’ve stopped at a pedestrian crossing. What should you do before you move off?

A vehicle has rolled over and caught fire. The driver's hands and arms have been burned. How could you help the driver?

You're driving in fog that's starting to clear. When should you switch off your high-intensity rear fog lights?

What action should you take if there are flashing amber lights under a school warning sign?

What's the first thing you should check before moving to the right?

What should you do if the vehicle ahead is being driven by a learner?

What should you do if you've lost the filler cap for your diesel tank?

What should you check just before you turn left?

You're on a motorway and the surface is still wet after rain. Why should you take care when you're overtaking?

Why is it important to avoid overfilling the engine with oil?

What can help to maximise fuel economy?

You're driving on a motorway. What does it mean when a lorry ahead of you switches on its hazard warning lights?

You're driving an empty curtain-sided vehicle. Why might you consider tying the curtains open?

You're driving at night. Why should you ensure that all your lights are clean and working correctly?

What should you do when there's a fire in your vehicle's engine compartment?

What would help to reduce the impact that your lorry has on the environment?

What should you check for wear or damage on a drawbar unit?

You're driving on a motorway. You look in your mirrors and see smoke coming from your rear tyres. What should you do?

You're on a motorway, approaching a working snow plough. Why should you stay behind it?

What does this sign mean?

What action would you take when elderly people are crossing the road?

Where are these lights found?

Diesel fuel has been spilled on the road. Which road users will this be a particular danger for?

What does it indicate if you see white lights on a vehicle at night?

Where would you expect to find buffer lanes?

You're approaching a red light at a puffin crossing. Pedestrians are on the crossing. How long will the red light stay on?

You're reversing your vehicle. What should you do while the audible warning device is operating?

Your lorry has a demountable body. What should you check before demounting the body?

You're driving a vehicle with an unladen trailer. What could happen if you change down to a low gear while travelling at speed?

You're driving along this road. What should you do if the red car cuts in close in front of you?

Unless otherwise shown, what's the minimum headroom under bridges in the UK?

Triangular projection markers are required when your load is wider than 2.9 metres (9 feet 5 inches). What colour are these markers?

The road is wet. Why should you slow down as you approach this pedestrian?

You're working on the platform of a flat-bed lorry. What's the safest way to get down to the ground?

What should you do before driving into a tunnel?

When is an articulated lorry most likely to jack-knife?

In very cold weather, moisture can freeze in your vehicle's air storage tanks. What can you do to help prevent this from happening?

Your vehicle breaks down on the hard shoulder of a motorway. What should you do if you decide to use your mobile phone to call for help?

Not enough to pass :-(

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