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
View hint
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 MOT emissions test.
