Post 775364 by alcashj94 on 2015-06-07 23:20:13
Never had this before! 235 mile round trip yesterday, motorway and main roads, not much urban. Filled up with 35 litres today, I calculate that at 30.5mpg - dash readout says 30.5 as well - it's usually reading higher than my calc. Bet it won't show the same next time!