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cj romeo · 27-04-2008

All it does is advance the ignition a bit to get a tad more fuel in before it knocks.

Unless you alter your driving it'll make hee haw difference.

Our 2 litre 147 only gets 28mpg - my 2.4 159 gets 32 - 38

The old 1.9 Jtd 159 did 38-44

27-04-2008	#3 (Post Link)
cj romeo AO Silver Member Join Date: Jul 2006 Posts: 2,805 Member car: ''	Re: 159 2.2 JTS Remap All it does is advance the ignition a bit to get a tad more fuel in before it knocks. Unless you alter your driving it'll make hee haw difference. Our 2 litre 147 only gets 28mpg - my 2.4 159 gets 32 - 38 The old 1.9 Jtd 159 did 38-44