update on problems/codes

[Neil Vonhof]

Don't forget the crankcase breather hose and all those other little hoses
back next to where the TBV connects to the intake manifold. A pressure test
revealed a breather hose that was mush, one of those small hoses next to the
TBV hose worn through, and another one had completely fallen off the intake
manifold.
Neil Vonhof
Seattle

Chris Covington wrote:

> Dan,
>
> My bets are your low boost is hose-related, IE the
> http://www.sjmautotechnik.com/20vboost.html#hose hose (breather
> hose?), the Michelin Man, the TBPV, the lower intercooler hose (less
> likely), and especially that small hose that runs from the TBPV to the
> manifold.  You can't tell just by looking at the hoses.  When I took off
> that 034-103-221AF to inspect it, it crumbled in my hands even though it
> looked/felt great on the outside.  I replaced all of those hoses and was
> back to full boost again, after getting my 200q20v.  The only one that
> post-removal looked like it didn't need replacement was the lower
> intercooler hose.
>
> Chris
> '91 200q20v
>
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