The number of cars failing MOT emissions tests has more than doubled since tougher rules were introduced to improve air quality and make roads safer. Nearly 750,000 cars failed the emissions test in ...

I have an emissions fail of 5.41m-1 average. Should I consider that a bad fail? Or hopefully should an air filter check/change, putting in additive and... The maximum smoke value emissions test for ...

My Peugeot 308 failed the MoT last Monday due to emission problems. Is this unusual when the vehicle has been maintained according to the manufacturer's... We would expect a car that has been serviced ...