questionText: To ask the Secretary of State for Transport, what estimate his Department has made of the number of diesel vehicles in the UK that are fitted with illegal defeat devices.
answerText: The Driver and Vehicle Standards Agency (DVSA) is investigating a range of Euro 5 and early Euro 6 diesel vehicles where potential non-compliance has been identified. There are currently 95 vehicle models from 28 brands under investigation. Manufacturers ...
heading: Diesel Vehicles: Exhaust Emissions