Why do MOT tests include a strict exhaust emission test?

A: To recover the cost of expensive garage equipment

B: To help protect the environment against pollution

C: To discover which fuel supplier is used the most

D: To make sure diesel and petrol engines emit the same fumes

Emission tests are carried out to make sure your vehicle’s engine is operating efficiently. This ensures the pollution produced by the engine is kept to a minimum. If your vehicle isn’t serviced regularly, it may fail the annual MOT test.

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