On Fri, 21 Jan 2011 14:46:11 -0000, "GT" > wrote:

>If the 'brain' can't sense how much
>air is flowing, then how can it manage fuel/air mixes properly?

Best guess/drop back to default values/limp home mode.

I'm not sure how dissing one would help with the diagnosis though.
Unless there is a fault code, swapping out with a known good one seems
the only reliable way to tell unless you've got specialist MAF test
kit..if such a thing is available.

--
Z
Scotland
Alfa Romeo 156 2.4JTD Veloce Leather (sold)
'Oil' be seeing you..
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