Company director Michael Hunter told the commissioner he could not believe the vehicle had missed any inspections and explained improvements that had been made or were due to be introduced by the business, including on the issue of wheel security.

BBC: Scotland business

But Ford, the great grandson of Henry Ford, insisted SYNC would "allow drivers to keep their eyes on the road and their hands on the steering wheel, " and said his company was working with app makers to further improve security.

CNN: Ford puts phone apps in the driving seat