[Biturbos4] Speaking of MAF's

[northrup]

if it is a pre 01 car, or an 00 car, then perhaps it has the suspension 
with aluminum uprights?   have a look...

wilson 00s4

-- 


On Mon, 23 May 2005, Quincy Chiang wrote:

> Hi Mike,
> 
> Congrats on your new car!  Your car is not chipped, stock boost is around 0.7 - 0.8 bar.  Bosch and Hitachi systems are not interchangeable, your '01 should be have the later Hitachi system that is supposedly more reliable.
> 
> But you mention you have a F-hose in your car?  AFAIK that's only in pre-'01 cars, as the later ones got rid of it.  This means yours might be built during the transition period and have the pre-updated hardware along with the Bosch MAF.
> 
> Quincy
> 
> ----- Original Message -----
> From: mike mcclurg <rrrrraudi at yahoo.com>
> Date: Monday, May 23, 2005 11:55 am
> Subject: Re: [Biturbos4] Speaking of MAF's
> 
> > So the MAF was not a 2001.5 thing?
> > 
> > I guess I knew about the 1.7 bar meaning 1.7 times
> > atmospheric. I should have asked whether 0.7 is normal
> > for an unchipped car? I was on a flat road in Kansas.
> > Atmospheric was 960mm.
> > 
> > Thanks,
> > Mike
> > 
> > --- dap128 <dap128 at hotmail.com> wrote:
> > > Only the 2000 S4s had Bosch MAFs (at least in the
> > > US).  2001 and later all 
> > > had Hitachi MAFs.
> > > 
> > > The stock pressure sensor reads in abolute bar so it
> > > reads the ~1 bar 
> > > atmospheric pressure plus your boost pressure.  That
> > > means your car is 
> > > running 0.7 bar of boost (assuming you are at sea
> > > level where atmospheric 
> > > pressure is approx. 1 bar).
> > > 
> > > -Dave Pramanik
> > 
> > 
> > 
> >        	
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