[200q20v] Fw: only getting 1.7 bar of boost

C1J1Miller at aol.com C1J1Miller at aol.com
Sun Nov 5 13:49:47 EST 2000

In a message dated 11/5/00 11:21:01 AM Eastern Standard Time, 
tpsidders1 at netzero.net writes:

>  ----- Original Message ----- 
>  From: Tim Sidders 
>  To: quattro list 
>  Sent: Sunday, November 05, 2000 10:13 AM
>  Subject: only getting 1.7 bar of boost
>  Hi all,
>  I'm in the process of working out all of the little gremlins of my new(to 
>  91 200 20v. I'm attacking the boost situation first. I went to Scott 
> s site and have done the ABC's, I found that my WG frequency valve was 
> I've replaced all vacuum hoses and before installing the WG frequency valve 
> was only getting 1.4 bar in 3rd gear WOT. I now am getting 1.6-1.7 
> I will occasionally get 1.8 in 5th gear at WOT. Is this normal???? Or 
> I still be looking for something else. I know that altitude and fuel 
> have some say so in how much boost is created. I live in Milwaukee, Wi and 
> ONLY run 93 octane in the car. 
>      I almost forgot...I installed a manual boost gauge and when the 
> gauge reads 1.7 the manual gauge only reads 12psi. I haven't done the 
> conversion, but does that sound right as well???  I want to get all the 
> worked out before I send my ECU in to get modified. Thanks for any help 
>                                                        Tim 

1 bar (sea level) is 14.7 psi.
.8 of 14.7 is 11.76 psi.  Sounds good, don't trust the dash gauge.

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