PCV Test - 28

PCV Test - 28
You need 17 out of 20 to pass this test
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PCV Test - 28

Question 1 of 20

What happens to diesel fuel when it gets hot?

It expands

It liquefies

It shrinks

It waxes

PCV Test - 28

Question 2 of 20

On motorways, you're usually driving at higher speeds for long distances. What effect can this have on your tyres?

They'll be more likely to overheat and disintegrate

They'll have lower rolling resistance

They'll need less air pressure

They'll become very slippery

PCV Test - 28

Question 3 of 20

Why should you check your tyres more frequently on a coach with three axles?

Because punctures can be more difficult to detect

Because air pressure is more easily lost

The wheels will need balancing more often

You have no room for a spare wheel

PCV Test - 28

Question 4 of 20

You've had to change a wheel on your vehicle. When should the wheel nuts be checked again?

At the next service interval

When they are cold

When they are hot

Shortly afterwards

PCV Test - 28

Question 5 of 20

The bus you're driving is fitted with automatic transmission. When would you use kickdown?

When stopping in an emergency

When changing to a higher gear

When driving at slow speed

When needing brisk acceleration

PCV Test - 28

Question 6 of 20

You're uncoupling a trailer. What must you do before disconnecting any of the air lines?

Drain the air tanks

Apply the trailer parking brake

Lower the landing gear

Disconnect the electrical line

PCV Test - 28

Question 7 of 20

Your coach is fully laden. What's the most likely reason for the steering feeling heavy?

An icy road

A burst rear tyre

Faulty power steering

Too many passengers

PCV Test - 28

Question 8 of 20

What proportion of the width of a tyre must have at least the legal minimum depth of tread?

One-quarter

One-half

Five-eighths

Three-quarters

PCV Test - 28

Question 9 of 20

What should you do if the brake pedal becomes hard to press?

Continue to drive and report it at the end of the day

Pump the brake pedal continuously

Drain the air tanks and then continue

Park and phone for help

PCV Test - 28

Question 10 of 20

Before each journey, you should check all warning lights. What should you do if a warning light remains lit?

Report the fault when you return

Have the fault checked before setting off

Have the fault checked at the next service

Ignore it until the fault shows up

PCV Test - 28

Question 11 of 20

You've stopped on a firm, level surface. What's the first thing you must do before you uncouple the trailer?

Lower the trailer legs to the ground

Apply the parking brake

Release the brake air lines

Uncouple the electrical lines

PCV Test - 28

Question 12 of 20

Bus and lorry tyres have codes on their side walls. What do these codes refer to?

Running pressure

Speed capability

Minimum temperature

Tread depth

PCV Test - 28

Question 13 of 20

What should you do before uncoupling your trailer?

Disconnect the battery

Park on a firm, level surface

Park in a well-lit location

Unload some of the cargo

PCV Test - 28

Question 14 of 20

When fitting a road wheel which tool is essential?

Torque wrench

Ring spanner

Open-end spanner

Adjustable wrench

PCV Test - 28

Question 15 of 20

What should you do if thick black smoke is coming from the exhaust of your vehicle?

Continue on to the nearest garage

Return to your depot and report the problem

Stop in a safe place and get help

Drive slowly with your hazard warning lights on

PCV Test - 28

Question 16 of 20

When should you check the oil level in your engine?

When the engine is running

When the engine is cold

When the engine is warm

When the engine is hot

PCV Test - 28

Question 17 of 20

When should anti-freeze be used in the cooling system?

In winter only

All year round

In summer only

When starting from cold

PCV Test - 28

Question 18 of 20

What does this warning light on the instrument panel mean?

Low oil pressure

Battery discharge

Braking system fault

Door open

PCV Test - 28

Question 19 of 20

You discover that one of your rear brake-light bulbs has failed. How soon should it be replaced?

Immediately

On return to your base

Within five days

At the next service

PCV Test - 28

Question 20 of 20

When should the driver of a coach wear gloves?

To load and stow passengers' luggage

To operate a lift for disabled passengers

To handle the fares

To top up the oil or water levels

50%

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