VW are yet to guarantee their engine fix doesn’t alter engine outputs in EU, Bosch ordered to hand over emails in German lawsuits, Opel to attend hearings about shut-off devices, FIAT staff strike over a striker, US regulator says no to additional AV regulation, UK buyers looking to ditch diesel study reports, pothole related breakdowns up, trial of higher speeds in motorway roadworks, Formula E finale, Goodwood Festival of Speed, Lunchtime Read: Why touchscreens don’t work in cars, List of the Week: Leftfield Cars, And Finally: 80-year-old drives across Africa to London.