[s-cars] 3071 turbo & Pastore RS2 code question

Mark Strangways Strangconst at rogers.com
Tue Mar 21 21:33:29 EST 2006


The answer is two fold,
If your problem is the not software based, i.e.. bad n75 (WGFV) then no 
software will not help.
If your problem is the fact that the software allows the turbo to get up to 
the mapped boost level so fast that the n75 can not quash it fast enough 
(hope quash is a valid word for that) then different software will help. So 
will a softer wastegate spring.

But do you know what the boost level is ?
Do you know where the fuel - air ratio is ?
Do you know what the timing values are ?

Mark
----- Original Message ----- 
From: "chris chambers" <fastscirocco_2000 at yahoo.com>
To: "Mark Strangways" <Strangconst at rogers.com>; "Joe Pizzimenti" 
<joe.pizzimenti at gmail.com>
Cc: "Scar" <s-car-list at audifans.com>
Sent: Monday, March 20, 2006 9:24 PM
Subject: Re: [s-cars] 3071 turbo & Pastore RS2 code question


> Would changing to a different chipset help?
>
>
>
> --- Mark Strangways <Strangconst at rogers.com> wrote:
>
>> I doubt that Bob's wares would allow it to boost past 30 psi.
>> That would kill a RS2 in short order.
>> The  3071 can make that boost level with out problems, but with out
>> good
>> FMIC or water injection or both there is little point in using that
>> much
>> boost as the timing just rolls back and back and back.
>>
>> Mark
>> ----- Original Message ----- 
>> From: "Joe Pizzimenti" <joe.pizzimenti at gmail.com>
>> To: "chris chambers" <fastscirocco_2000 at yahoo.com>
>> Cc: "Scar" <s-car-list at audifans.com>
>> Sent: Monday, March 20, 2006 9:15 PM
>> Subject: Re: [s-cars] 3071 turbo & Pastore RS2 code question
>>
>>
>> > Chris,
>> > Use a manual boost controller installed in line with the N75 to
>> turn boost
>> > down to about 24psi.
>> >
>> > It's going past 30?
>> >
>> > On 3/20/06, chris chambers <fastscirocco_2000 at yahoo.com> wrote:
>> >>
>> >> Gentz,
>> >>
>> >> Garret 3071 turbo install is complete, but alas the tech thinks it
>> is
>> >> overboosting, we'll know for sure tomorrow when a boost gauge gets
>> >> installed. I suppose it's a possibility there is a coil too weak
>> for
>> >> the new improved boost.
>> >>
>> >> Current tech specs of the patient:
>> >>
>> >> 93 S4, ~ 248,000 miles
>> >> RS2 injectors
>> >> RS2 MAF
>> >> RS2 Exhaust Manifold
>> >> Garret 3071 turbo with the 63 and javad's UrS4 lines/maf hose
>> >> 034motorsport's 1.9 bar wastegate spring
>> >> Pastore's RS2 code
>> >>
>> >> Information I am looking for is twofold:
>> >>
>> >> 1. What is the Pastore RS2 code supposed to allow the turbo to
>> boost
>> >> to?
>> >> 2. What is the preffered code for use with the 3071 turbo?
>> >> 3. Any suggested changes?
>> >>
>> >> I plan on taking the stock wastegate spring down to see if that
>> makes
>> >> a difference, might as well rule that out.
>> >>
>> >>
>> >> Thanks
>> >> Chris
>> >>
>> >> Make April 15th just another day http://www.fairtax.org
>> >>
>> >>
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>>
>
>
> Make April 15th just another day http://www.fairtax.org
>
>
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