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Author Topic: maf ok but lambda nackered?? wot result  (Read 770 times)

Offline rio_gti

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maf ok but lambda nackered?? wot result
« on: 12 October 2011, 13:18 »
as above looks like the pre cat sensor is truly dead??
but the maf appears to be ok as i had 191bhp on the rollers......





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2000 GTI 1.8t ARZ, S2000 filter, DSG intake, Forge 007 dv, Catch can, R-tech custom remap, 3" Supersize Silicone TIP, Powerflex dog bone, 'The Beast' FMIC, Ultimate delete, LCR fuel pump, 3" Turbo back, K03 hybrid, Ported Manifold, S3 injectors, 80mm maf = 280bhp 270lbft :evil:

Offline littco

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Re: maf ok but lambda nackered?? wot result
« Reply #1 on: 12 October 2011, 13:29 »
What makes you say the O2 is knackered? The accurate range for narrow band O2 sensors is the .400v to .800v or the 15.0:1 to 14.2:1 AFR ranges. Also there's no correction % which says it's behaving as it should.
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