Author Topic: Air Con and Fuel consumption  (Read 5486 times)

Offline lukeh92

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Re: Air Con and Fuel consumption
« Reply #10 on: 20 August 2015, 02:34 »


Hope this helps, sat at 75/80 on the motorway for around 120 miles too

Offline Finglonga

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Re: Air Con and Fuel consumption
« Reply #11 on: 25 August 2015, 20:55 »


Hope this helps, sat at 75/80 on the motorway for around 120 miles too

Had 45mpg on a run from Stafford to Fort William with air con on auto at 20°C, 43mpg on the way back but I did use cruise control so that eats the fuel more.

Offline Eccie

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Re: Air Con and Fuel consumption
« Reply #12 on: 25 August 2015, 21:33 »
I haven't had the air con on much in my 9 weeks of ownership, that maybe because I've had the Pano roof open a lot :grin: or it could be because its been a lousy summer  :cry:

Offline GTI_Ant

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Re: Air Con and Fuel consumption
« Reply #13 on: 27 August 2015, 22:44 »
Does anyone notice a loss in power when the air con is on?  I remember in the old mk 4's when you had it on it felt like it used half the engine power  :grin:

This is the main reason to turn it off.  My MK 4 2.0 (I still have it) has a noticeable power loss if it's hot and the aircon is working hard.  Not so noticeable on the MK 7 but it must consume a few KW of power.

If you're cruising no problem leave it on but when the tailgating BMW appears in the rear view mirror turn it off until he's gone away.
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Offline lukeh92

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Re: Air Con and Fuel consumption
« Reply #14 on: 08 September 2015, 15:52 »


Hope this helps, sat at 75/80 on the motorway for around 120 miles too

Had 45mpg on a run from Stafford to Fort William with air con on auto at 20°C, 43mpg on the way back but I did use cruise control so that eats the fuel more.

You get that sort of MPG on a golf R?

Offline remlapeel

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Re: Air Con and Fuel consumption
« Reply #15 on: 08 September 2015, 16:06 »


Hope this helps, sat at 75/80 on the motorway for around 120 miles too

Had 45mpg on a run from Stafford to Fort William with air con on auto at 20°C, 43mpg on the way back but I did use cruise control so that eats the fuel more.

You get that sort of MPG on a golf R?

That's a very special R to get that MPG. If I sit at that. I will be getting 34ish
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Offline lukeh92

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Re: Air Con and Fuel consumption
« Reply #16 on: 09 September 2015, 10:10 »


Hope this helps, sat at 75/80 on the motorway for around 120 miles too

Had 45mpg on a run from Stafford to Fort William with air con on auto at 20°C, 43mpg on the way back but I did use cruise control so that eats the fuel more.

You get that sort of MPG on a golf R?

That's a very special R to get that MPG. If I sit at that. I will be getting 34ish

No idea how i managed it either, best ive managed since is 38.6 sitting at 60 on a B road, coming down slightly to almost 36 after the full journey (same route down the a1 but diversion from a19-a1)