Dieselgate latest: will Volkswagen ever come clean?
Two years on from ‘dieselgate’, Volkswagen is still claiming that – in Europe at least – it has done nothing wrong, but at the same time has put into place a huge programme of conversion to rid some 8.5 million cars of what it calls ‘switchable software’. We report on the most recent developments
In the autumn of 2015 Europe’s biggest car manufacturer, Volkswagen, was found to have been using a two-stage software to control exhaust emissions on some of its diesel-engined cars. This effectively detected when the engine was being driven in an emissions test, at which point it would switch to a different setting to improve (and allegedly legalise) its emissions, specifically over particulates and oxides of nitrogen (NOx).
The latter are principally nitric oxide (NO) and nitrogen dioxide (NO2), which are local pollutants implicated in atmospheric smog and worsening inner-city breathing conditions,…