Servicing and repairing electric cars requires new skills

AS A STRING of high-performance cars thunder round the twists and turns of Hockenheimring F1 circuit, in south-west Germany, a stripped-down vehicle at an adjacent Porsche customer centre offers a peek inside a speedy but far quieter way of getting round the track. Christian Brügger, a product engineer with Porsche, a sports-car maker that is part of the Volkswagen group, points to the edge of a large black box in the centre of the vehicle’s chassis. “This”, he says, “is where the knife goes in.”