[Biturbos4] boost problems w/ apr chip

[Shaun Blair]

i replaced the maf and it runs a little better but it acuall it ran
fine before, just a little rich.  my boost gauge is still reading
around 12 psi.  i need to keep trying to figure out why im not hitting
18 psi
thanks,  shaun


> CC: speedracer.mark at gmail.com; quickaudi at gmail.com; biturbos4 at www.audifans.com
> From: glenahan at vfemail.net
> Subject: Re: [Biturbos4] boost problems w/ apr chip
> Date: Sun, 17 Feb 2008 10:00:09 -0500
> To: shaun_blair at hotmail.com
> 
> 1. Clean the MAF before you spend big bucks. $3 of gummout can go a  
> long way
> 2. Put a pressure guage on the system. I'm not sure where a  
> convenient poitn is to tap in, but I bet alldata does
> 
> G
> 
> On Feb 17, 2008, at 9:52 AM, Shaun Blair wrote:
> 
> >
> >
> > i did just find out i have a bad maf. im going to replace it monday  
> > and see if it changes my boost readings.  also how do i know if the  
> > 12 psi reading is accurate maybe im actually hitting higher and the  
> > boost gauge just isnt accurate.
> >
> > thank again,  shaun
> > Date: Sat, 16 Feb 2008 23:51:04 -0500
> > From: speedracer.mark at gmail.com
> > To: shaun_blair at hotmail.com
> > Subject: Re: [Biturbos4] Annoying Issues with 2001 S4 6-spd
> > CC: quickaudi at gmail.com; biturbos4 at www.audifans.com
> >
> > You have to break down the problem to mechanical or electrical.  Is  
> > the computer holding the boost back, and if so... why?
> >
> > Is there a physical issue (boost leak, failing turbo, bad sensor,  
> > etc.)?
> >
> > Check for faults.  Make or buy (AWE sells them) a kit to pressurize  
> > the system and check for leaks.  A smoke machine helps here, too.
> >
> > It sounds as if your car is fairly modified.  Increasing the boost  
> > pressures increases the likelyhood of a failure (leaks, etc.), so  
> > an experienced methodical approach is necessary.  Don't take  
> > anything for granted!
> >
> >
> > This isn't something you can diagnose over the internet... we can  
> > only give you procedural suggestions.
> >
> > Good luck,
> > Mark Rosenkrantz
> >
> >
> > On Feb 16, 2008 10:07 PM, Shaun Blair <shaun_blair at hotmail.com> wrote:
> >
> >
> > audi gearheads, can you help me, im having
> > boost problems and i dont know if i have a leak or if my boost  
> > gauge isnt reading propery. i have a
> >
> > boost gauge reading ablout 12 psi at most how do i fix this, do i have
> > a mechanic check the TB boost and if so how does he do that. im very
> > lost please help  you can emailme if u want shaun_blair at hotmail.com
> >
> >
> >
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