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Chipped VAG diesels - mpg?

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Old 16 March 2006, 12:28 PM
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Andy M3
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Hi

A remapped vag will result in several things. A cluch life of 5000-30000 miles. A front tyre life of 5000-15000 miles, and last of all crappy econamy - lol.

I had a Fabia vRS that did 34 mpg post remap, and 37 pre remap. When I was driving sensibly I managed 50mpg on the motorway without any trouble. The theory is the remap has more power and thus less throttle is needed to achieve the same speeds, and thus you use less fuel. However the temptation was a bit too much for me.................
Old 16 March 2006, 12:54 PM
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brickboy
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Group buy of Upsolute remaps available at www.ukpassats.co.uk by the way, around £250

Good point about trip computer versus actual brim-to-brim measurements, I know the resistor mod for the fuel temp sensor artificially inflates mpg figures and I've never found out if remaps do the same.

Last edited by brickboy; 16 March 2006 at 12:56 PM.
Old 16 March 2006, 02:03 PM
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sgcooby
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Had my 2.5tdi mapped but economy never changed. Not that you would notice anyway. Still, no increase in mpg is pretty good for more power.
Old 16 March 2006, 02:36 PM
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brickboy
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@ SG -- did the map make a big difference power / drivabilitywise? A mate has an older A6 2.5TDi estate and is thinking about having it done.
Old 16 March 2006, 04:54 PM
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Karl-AL
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I had a golf 150 Tdi, i had that superchips thing done,
i didnt notice that much differance on mpg but it made it smoke quite alot.
It rolling roaded at 178bhp & somthing like 278lbs of torque.
Old 16 March 2006, 05:16 PM
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Dave uk blue mica
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my golf gt tdi 130 has been mapped, its now 197bhp 292lbs/ft torque, car averages over 50mpg now and is noticably better on fuel than before the remap.
Old 16 March 2006, 05:17 PM
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logiclee
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I had a tuning box on my old Octavia TDi, made a massive difference to performance, fuel computer said more mpg, actual economy didn't change.

Cheers
Lee
Old 16 March 2006, 05:37 PM
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Christ
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Revo'd Golf PD150 here, same fuel economy as before, 40mpg if driven properly, or as much as 55 if stuck in traffic etc etc..

Goes very well too (more importantly!), only downside is front tyres wear rather rapidly

Go for it, trust me you wont regret it!!
Old 16 March 2006, 05:52 PM
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sgcooby
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Originally Posted by brickboy
@ SG -- did the map make a big difference power / drivabilitywise? A mate has an older A6 2.5TDi estate and is thinking about having it done.
Highly recommended. I got mine done at star performance. Was kicking out about 220 bhp and 320lb/ft.
Old 16 March 2006, 06:44 PM
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Fabioso
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In my experience chipping a diesel doesn't make the mpg any worse or any better. The reason perhaps it doesn't make it any better is because you are so tempted to floor it more often at every opportunity!

I haven't found a reason why I shouldn't have chipped my Fabia

like others have said "Go for it and enjoy!"

this is based on my experience of an AMD one click device which is great cos I can choose the standard or 'enhanced' map

Last edited by Fabioso; 16 March 2006 at 06:46 PM.
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