Do you have what it takes to PASS the BUS theory test?

Put your skills to the test by answering this example theory test practice question.

This DVSA BUS practice question has been taken from the Braking Systems theory test topic.

Select one answer

Your vehicle is fitted with air brakes. What does it mean if a brake warning light shows when you've just started the engine?

Low air pressure

Increased air pressure

The parking brake isn't working

The air reservoirs are fully charged

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