Vehicle Condition

Image Question Topic
A loud buzzer sounds in your vehicle. What’s this most likely to indicate? Vehicle Condition
A passenger tells you they’ve noticed that a wheel nut is missing from your bus. How often should you check your vehicle’s wheel nuts? Vehicle Condition
A tyre has been replaced on your vehicle. What precautions should be taken when tightening the wheel nuts? Vehicle Condition
At a Driver and Vehicle Standards Agency (DVSA) roadside check, your vehicle is found to have serious defects and you may no longer use it. Who will DVSA share this information with? Vehicle Condition
Before each journey, you should check all warning lights. What should you do if a warning light remains lit? Vehicle Condition
Before starting a journey, you want to check your brake-system warning lights. What can you do when these aren’t operated by the ignition switch? Vehicle Condition
Bus and lorry tyres have codes on their side walls. What do these codes refer to? Vehicle Condition
How can vehicle breakdowns be reduced? Vehicle Condition
How frequently should a driver carry out a walk-round check? Vehicle Condition
How frequently should the components of a fifth-wheel coupling be inspected? Vehicle Condition
How often should the components of the fifth-wheel coupling be inspected? Vehicle Condition
In very cold weather, moisture can freeze in your vehicle’s air storage tanks. What can you do to help prevent this from happening? Vehicle Condition
On motorways, you’re usually driving at higher speeds for long distances. What effect can this have on your tyres? Vehicle Condition
Some buses have different-sized wheels on the front and rear. What do you need to be aware of when driving at high speeds on long journeys? Vehicle Condition
The bus you’re driving is fitted with automatic transmission. When would you use kickdown? Vehicle Condition
The Driver and Vehicle Standards Agency (DVSA) and the police carry out spot checks for faulty vehicles. What will happen to the vehicle if serious defects are found? Vehicle Condition
What can you add to diesel fuel to prevent it from becoming less effective at low temperatures? Vehicle Condition
What could happen if there isn’t enough oil in your engine? Vehicle Condition
What could happen if you overfill your engine with oil? Vehicle Condition
What could happen if you overfill your engine with oil? Vehicle Condition
What do heated fuel lines prevent? Vehicle Condition
What do the codes shown on the side walls of bus and lorry tyres refer to? Vehicle Condition
What does it mean if the ignition warning light comes on while you’re driving? Vehicle Condition
What does this warning light on the instrument panel mean? Vehicle Condition
What does this warning light on the instrument panel mean? Vehicle Condition
What happens to diesel fuel when it gets hot? Vehicle Condition
What happens to diesel fuel when it gets hot? Vehicle Condition
What must vehicle operators provide for their drivers? Vehicle Condition
What proportion of the width of a tyre must have at least the legal minimum depth of tread? Vehicle Condition
What should you check before you drive off a muddy building site onto the road? Vehicle Condition
What should you check for wear or damage on a drawbar unit? Vehicle Condition
What should you do before changing a wheel on your vehicle? Vehicle Condition
What should you do before stopping a turbocharged engine? Vehicle Condition
What should you do before uncoupling your trailer? Vehicle Condition
What should you do if the brake pedal becomes hard to press? Vehicle Condition
What should you do if thick black smoke is coming from the exhaust of your vehicle? Vehicle Condition
What should you do if you notice that two wheel nuts are missing from one of the wheels on your vehicle? Vehicle Condition
What should you do if you notice that your coach’s right rear indicator isn’t working? Vehicle Condition
What should you do if your power-assisted steering fails suddenly? Vehicle Condition
What should you do when you park a vehicle that’s fitted with a turbocharger? Vehicle Condition
What should you regularly check on the tyres of your bus? Vehicle Condition
What will happen if you follow a regular vehicle maintenance schedule? Vehicle Condition
What will result from having over-inflated tyres? Vehicle Condition
What would be illegal? Vehicle Condition
What would you secure with a dog clip? Vehicle Condition
What’s it advisable to do when you replace a tubeless tyre? Vehicle Condition
What’s most likely to cause a burst tyre? Vehicle Condition
What’s the advantage of energy-saving tyres? Vehicle Condition
What’s the fifth-wheel coupling used for? Vehicle Condition
What’s the final thing you should do after recoupling a trailer? Vehicle Condition
What’s the main reason for cleaning your wheels and tyres when you leave a building site? Vehicle Condition
What’s the minimum depth of tread required over three-quarters of the breadth of a lorry tyre? Vehicle Condition
What’s the most likely cause if your steering starts to feel heavy? Vehicle Condition
What’s the most likely reason for a diesel-engined vehicle running erratically in very cold weather? Vehicle Condition
What’s the purpose of a preheating device? Vehicle Condition
What’s the purpose of the oil filter? Vehicle Condition
When can ‘selective’ or ‘block’ gear changing be used? Vehicle Condition
When should anti-freeze be used in the cooling system? Vehicle Condition
When should the driver of a coach wear gloves? Vehicle Condition
When should wheel nuts be checked? Vehicle Condition
When should you check the oil level in your engine? Vehicle Condition
When should you check the wheel nuts on your vehicle? Vehicle Condition
When should your lorry coupling system (fifth wheel) be checked and lubricated? Vehicle Condition
When would you use ‘kickdown’ on a vehicle that has automatic transmission? Vehicle Condition
Where can you get advice about carrying out repairs to your vehicle? Vehicle Condition
Where can you get advice to help carry out minor repairs? Vehicle Condition
Where does a high-pressure fuel injector deliver fuel? Vehicle Condition
Where should you park your vehicle before checking the engine oil level? Vehicle Condition
Which tool is essential for fitting a road wheel? Vehicle Condition
While driving, your engine-oil warning light comes on. Why could it be dangerous to continue driving? Vehicle Condition
Why are energy-saving tyres effective? Vehicle Condition
Why are frequent tyre checks advisable on a tri-axle double-deck vehicle? Vehicle Condition
Why do air tanks on brake systems need to be drained? Vehicle Condition
Why is it important to avoid overfilling the engine with oil? Vehicle Condition
Why should you carry out a daily walk-round check before setting off? Vehicle Condition
Why should you check your tyres more frequently on a coach with three axles? Vehicle Condition
Why should you use an approved coolant solution in your engine’s cooling system? Vehicle Condition
Why should your engine oil be changed at the recommended intervals? Vehicle Condition
You discover that one of your rear brake-light bulbs has failed. How soon should it be replaced? Vehicle Condition
You hit the kerb at speed. What part of your vehicle should you check for damage? Vehicle Condition
You notice that one of your tyres has a bulge in the side wall. What will happen if you drive the vehicle? Vehicle Condition
You’re about to start a long journey midway through the day. What should you do if you notice that the sidelights work but the headlights are faulty? Vehicle Condition
You’re checking your vehicle. What should you do if you discover an air leak in the braking system? Vehicle Condition
You’re checking your vehicle’s tyres before starting a long motorway journey. What check should be made on each tyre? Vehicle Condition
You’re driving a double-deck bus. What’s the minimum depth of tread required over three-quarters of each tyre’s width? Vehicle Condition
You’re driving a lorry along a motorway. You notice that you’re losing tread from one of your tyres. What should you do? Vehicle Condition
You’re driving a new articulated lorry that’s fully laden. You notice that the steering feels heavy. What’s the most likely reason? Vehicle Condition
You’re driving a six-wheeled double-deck bus. What do you need to know about punctures on the rear tyres? Vehicle Condition
You’re driving a three-axle double-deck bus and have the steering turned onto full lock. What should you do to avoid rear tyre scrub? Vehicle Condition
You’re driving a three-axle double-deck bus. Why should you take extra care when using full steering lock? Vehicle Condition
You’re driving along a motorway. What should you do if the air-pressure warning device starts to operate? Vehicle Condition
You’re driving at night on a very busy road when your headlights fail. What should you do if the fuse box is on the outside of the bus, on the right-hand side? Vehicle Condition
You’re uncoupling a trailer. What must you do before disconnecting any of the air lines? Vehicle Condition
You’ve had to change a wheel on your vehicle. When should the wheel nuts be checked again? Vehicle Condition
You’ve stopped on a firm, level surface. What’s the first thing you must do before you uncouple the trailer? Vehicle Condition
Your coach is fully laden. What’s the most likely reason for the steering feeling heavy? Vehicle Condition
Your coach often tows a trailer. How often should you check the trailer tyres for pressure? Vehicle Condition
Your steering suddenly becomes heavy to turn. What could make this happen? Vehicle Condition
Your vehicle has broken down at night on a two-way road. How should you try to leave the vehicle? Vehicle Condition
Your vehicle has double rear wheels. Why should you check them before leaving a building site? Vehicle Condition
Your vehicle suffers a tyre blow-out. How could this create a hazard for other road users? Vehicle Condition