latest on boost saga

Wed Dec 17 09:16:54 PST 2008

I have to agree.  Find the problem, don't try to work around it.

> -----Original Message-----
> From: 200q20v-bounces at audifans.com 
> [mailto:200q20v-bounces at audifans.com] On Behalf Of Brandon Rogers
> Sent: Wednesday, December 17, 2008 10:28 AM
> To: centaurus3200 at yahoo.com; '200q20V mailing list'
> Subject: RE: latest on boost saga
> 
> 
> Personally my only issue with that is you are masking the 
> problem - not solving it.
> 
> Brandon
> 
> -----Original Message-----
> From: 200q20v-bounces at audifans.com 
> [mailto:200q20v-bounces at audifans.com] On Behalf Of robert weinberg
> Sent: Wednesday, December 17, 2008 10:06 AM
> To: '200q20V mailing list'
> Subject: RE: latest on boost saga
> 
> 
> Thanks Ed, i figure the hoses behind the head would have 
> proven faulty during the pressure test. they did replace 
> every single hose in the crankcase breather system too (they 
> were totally rotted)
> 
> from my understanding, javad was doing grand stand passes 
> down osgood blvd. in fremont, enjoying the victory...until 
> the car stopped hauling ass.
> 
> everyone was pretty pissed after that.
> 
> anybody have any thought as to the dangers of capping the N75 
> and installing a 2.2bar WG spring? they said it's a little 
> hoaky, but it will work. computer won't be able to lower the 
> boost though, which should be fine under most conditions, 
> correct? just don't be stupid and stomp on it in hot weather 
> in stop and go traffic with the a/c on?
> 
> Robby
> 
> --- On Wed, 12/17/08, Ed Kellock <ekellock at gmail.com> wrote:
> From: Ed Kellock <ekellock at gmail.com>
> Subject: RE: latest on boost saga
> To: centaurus3200 at yahoo.com, "'200q20V mailing list'" 
> <200q20v at audifans.com>
> Date: Wednesday, December 17, 2008, 8:39 AM
> 
> Have you been through all the little vacuum hoses behind the head?  
> 
> I can't remember whether or not you commented on this during 
> you saga.  
> 
> When 034 swapped in the other ecu and were getting full boost 
> for awhile, did they only do that once and then tuck their 
> tail and return to the shop when they quit getting full boost?
> 
> I ask that because some vacuum leaks might be worse and much 
> more noticeable when the engine is good and hot.  A cool-down 
> cycle and another try w/o changing anything else might give a 
> little more information in terms of another direction or set 
> of circumstances to consider.
> 
> My Avant has flakey boost sometimes too.  When it's good and 
> cold out before the engine compartment has really gotten 
> warmed up, I can get nice strong full boost.  Any other time, 
> something is backing it off in the next gear when I wale on 
> it and then shift.  
> 
> My intake air temp sensor has an extra set of wires spliced 
> into it and running along the same wiring harness to the 
> firewall.  I have several receipts for IAT sensor replacement 
> over the years.  I figure they found something flakey with 
> the wiring.  Or thought they did.  I haven't traced them to 
> see what's up on the other end.  If both sets are connected 
> to the ecu, then the reading might be hosed because of the 
> extra resistance of the extra wires.  I'm actually not sure 
> that's even theoretically possible, but it's a thought.  
> 
> Anyway, good luck with your's.  Over the years, I have grown 
> more and more fond of my V8q's because of troubleshooting 
> turbo engine issues.  It can really drive you insane.  The 
> payoff is when a turbo 5 is healthy and strong, even if only 
> for a couple days, hours, minutes...
> 
> Ed
> 
> 
> > -----Original Message-----
> > From: 200q20v-bounces at audifans.com 
> > [mailto:200q20v-bounces at audifans.com] On Behalf Of robert weinberg
> > Sent: Wednesday, December 17, 2008 8:42 AM
> > To: 200q20V mailing list
> > Subject: latest on boost saga
> > 
> > 
> > hi all,
> > 
> > the latest is that 034 pulled the turbo. it's fine (1/2 
> price on labor 
> > to pull it). took my ecu and put ian's IA3+ in it. hauled 
> ass. for a 
> > while, then started knocking down the boost again.
> > 
> > javad and crew are really frustrated with the car. they are 
> thinking 
> > of trying their chip once again, but in my ecu - not ian's. the 
> > problem is that they floated the labor cost to socket ian's 
> (and then 
> > put it back to IA3+), but i'll probably have to pay for 
> them to socket 
> > mine this time around. Dan said he's cut me a deal on the 
> chip and MAP 
> > sensor though.
> > 
> > another option they've been kicking around is to cap off 
> the N75 and 
> > install a 2.2 bar WG spring. they want to mull over the 
> ramifications 
> > of that first though. i'd get my 20 lbs because the computer can't 
> > lower the boost. and it's not like their stand alone system lowers 
> > boost either, so maybe it's not such a big deal provided i'm not 
> > stomping on it in 100 degree weather or anything?
> > 
> > 034 says they GAURANTEE they've checked every flippen sensor or 
> > possibility with the car. at least she did boost for a 
> little bit with 
> > my computer. Dan at 034 said he can believe the ecu going 
> bad - like 
> > the pressure transducer - but what would make for a flakey 
> chip? they 
> > are open to suggestions.
> > 
> > see ya,
> > Robby
> > 
> > 
> > 
> >       
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