Just one bit of evidence to the contrary. I have filled the 70 litre tank in a 1.6tdi VW Passat and driven 1400 km with 5 occupants and luggage. This was mainly

Just one bit of evidence to the contrary. I have filled the 70 litre tank in a 1.6tdi VW Passat and driven 1400 km with 5 occupants and luggage. This was mainly European motorway driving.