Revision question · Band 2 traffic signs and signals, car control, pedestrians, mechanical knowledge

What will increase your vehicle's fuel consumption?

Revision material from the imported DVSA bank includes source-checked Lanekind learning corrections. These corrections are not newly issued official examination questions, and practice does not reproduce a live test paper.

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Under-inflated tyres

Using tyres of different makes

Over-inflated tyres

Using tyres that are new or hardly used

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Under-inflated tyresThis was the right answer

If your tyre pressures are lower than those recommended by the manufacturer, there will be increased rolling resistance. To overcome this, the engine will have to work harder, resulting in increased fuel consumption. Check your tyre pressures at least once a week.

Reviewed reading for this question

Rule 89Highway Code rule · Correct tyre pressure, servicing, anticipation and removal of an unused roof rack can reduce fuel use without overriding safety.Rule 123Highway Code rule · Correct tyre pressure, servicing, anticipation and removal of an unused roof rack can reduce fuel use without overriding safety.

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