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Old 04-03-2012, 06:38 PM   #30 (permalink)
HowGudAmI
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Join Date: Mar 2012
Location: United Kingdom
Posts: 36

Clio - '03 Renault Clio 1.5dCi
90 day: 48.94 mpg (US)
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Quote:
Originally Posted by yostumpy View Post
That means your losing vacuum, so not advancing your timing with increased revs, meaning at higher revs you are retarded, hence the heavier foot and high temps.Not sure how much but its a start!
Been reading quickly and apparently it's really bad for mpg at part throttle (let's face it most driving is part throttle).

Will have to work out where the leak is and fix it. If it jumped 10mpg in a tank to what it should get (about 40 mpg imp/uk) I'll kick myself for not fixing it sooner
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