Big fat tyres=massive rolling resistance.

Winter brings colder air, and colder air is denser and the Transporter has all the aerodynamics of a house brick. All that coupled with more use of lights, heaters etc etc means lower mpg. My average drops a couple of mpg in the winter.
 
Diesel engines are slow to warm up at the best of times and only work efficiently when up to temp. Try watching the MFD for MPG from cold start to normal operating temperature and will see a very low initial MPG.
I prefer smiles per gallon :)
 
Diesel engines are slow to warm up at the best of times and only work efficiently when up to temp. Try watching the MFD for MPG from cold start to normal operating temperature and will see a very low initial MPG.
I prefer smiles per gallon :)
I am glad you said that (obvious when you think about it but you've confirmed it).
I went for a decent drive last night and only when the engine oil is hitting ~80 degrees does it feel perkier and the MFD reading doesn't drop so quickly.
 
If I'm light on the throttle under acceleration and, and slow down gently, usuing more coasting than brakes, I can get just under 40mpg. If I accelerate fast and brake late, it easily goes as low as 24mpg. General driving gets me about 35mpg.
 
My fuel consumption during normal driving on short trips ranging from 2 km to 25 km is between 36 mpg in summer and 33 mpg in winter. On long trips in summer, I’ve managed to achieve 37 mpg, without exceeding 115 km/h. My vehicle is a VW T6 (2019) 199 DSG 4Motion with 17" wheels and 235 tires, and it has been remapped.
 
First long trip in the van since pop top fitted.

2019 T6 / T32 150 DSG, Skyline Pop Top, 255/45/19 Michelin CC2

Midlands to Germany (450miles). 2 adults, 2 kids and dog. Loaded with around 150kg luggage. Doing GPS 70/72 in the UK and around GPS 80 on the continent. Quite windy all the way.

36mpg. Dropped a bit with stop and go at the eurotunnel/customs (stop/start off).

Non holiday driving, 19miles commute each way, van empty.

35mpg
 
2018 T6 2.0L 105PS and get an average of low to mid 40’s.
Sensible driving 65mph on motorways normal speeds on other roads.
 
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I’ve never got more than 38 even keeping it between 60-65 on motorways. 2017 T6 2.0l 102 with a dav-tec remap - which made a noticeable difference power wise but didn’t affect mpg much either way.

According to the Roadtrip LE app my average mpg overall since I’ve had the van is 31 over 6152 miles, thats various driving conditions including local running around and several journeys of a couple of hundred miles or more - always filling up when I refuel
 
First long trip in the van since pop top fitted.

2019 T6 / T32 150 DSG, Skyline Pop Top, 255/45/19 Michelin CC2

Midlands to Germany (450miles). 2 adults, 2 kids and dog. Loaded with around 150kg luggage. Doing GPS 70/72 in the UK and around GPS 80 on the continent. Quite windy all the way.

36mpg. Dropped a bit with stop and go at the eurotunnel/customs (stop/start off).

Non holiday driving, 19miles commute each way, van empty.

35mpg
Just back from the trip. Strong headwind in Germany and Belgium. DSG was shifting down into 6th gear to maintain 70mph.
consumption on the continent: 25.8mpg (220miles)
 
I average about 36-37 MPG too, so it seems within the norm to me. In quiet highway driving, I have already hit 40 MPG, but no more. Maybe a good maintenance (filters, well inflated tires) could help a little!

 
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I'm really sad and track every litre going back to when we bought the van from new.

2017 Kombi 204ps 35,000 miles, the overall average is 33.01
 
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I'm really sad and track every litre going back to when we bought the van from new.

2017 Kombi 204ps 35,000 miles, the overall average is 33.01
I'm the same kind of saddo but in my case the van is a 150PS (full camper conversion). It had already done 3375 miles when we got it but in the 25,700 miles since the average has been 33.8MPG. FWIW, the worst was 28 and the best 38. If I ever get 40, I'll know I've turned into my grandma and probably give up driving.
 
That's really useful.

I am sure I have seen this question somewhere before....how correct is the MFD reading?
Good question, in my case my full fills and calculations compared to the MFD are not too far from each other less than 1 MPG. However they are both inaccurate to the degree of under read by the speedometer. I.E. in my case 2-3 MPH at around 30 MPH. Don't know if this is a linear error but the error is around <> 5 % so both my real world figures and the MFD figure should probably be multiplied by 0.95 to account for the 5% to get true readings. I should say this is a 24 plate T6.1 204PS 2WD California.
It highlights the expected drop in consumption due to cold over winter as expected.
 
OMG ! I could not ever be bothered with such an analysis of mpg. I occasionally look at the overall average and accept the fuel consumption to be okay. Needless to say when fully and laden towing a 2400kg trailer it does burn though the fuel and the add blue at quite at rate!
By far the more interesting thing to me is the overall cost of ownership which in the case of last Transporter Sportline was horrendous :cool:
 
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I check my MPG manually following each full up.

It takes seconds, so is hardly onerous.

More importantly, an unexpected change in MPG can be an early indicator that something is wrong. I'd rather discover a problem while its still looming rather than at 11pm on a rain swept road in the arse end of nowhere.
 
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