2011 Audi A5 TDI

Drivers of 2011 model year Audi A4, A5 and Q5 TDI diesel models will no longer have to face the consequences of accidentally filling their tank with petrol, thanks to a new preventative system built into the fuel filler neck.

The neck has been redesigned by Audi to ensure it cannot accommodate petrol nozzles. An internal fuel flap will open only when the larger diesel pump nozzle makes contact with it. The smaller diameter petrol nozzles do not make contact, so the filler flap remains closed and prevents access to the reservoir. It will also prevent any spillage on the forecourt. Read more…