Secret vaccuum leaks?

[phfatvw at yahoo.com (VwDude Van)]

 i had a secret vacume leak for months and didnt know
what the heck was up with my car ,
try cheking the rubber tube that goes from the back of
the intake manifold to the booster , on both my cars
they were worn underneath  , also found a small crack
in the intake boot  once too




--- C Boyko <roccit_53@scirocco.cs.uoguelph.ca> wrote:
> I've done a ton of stuff chasing the problem, and
> there has been some
> improvement, but there's still something not right.
> And here's a tidbit:
> When I push the brake pedal and release it, the idle
> changes. I'll be
> checking that brake check valve, but where are the
> secret areas for these
> leaks? I've checked anywhere that I think is
> obvious, but may have missed
> something. I replaced all the lines with OEM hose,
> and it may not even be a
> vaccuum issue. But it's worth checking again. So any
> suggestions are
> appreciated.
> 
> Also, a spritz of Quick Start in the suspected area
> is the best way to
> check? Or is there a better way?
> 
> And Allyn, you were right that the leak under the
> fuel distributor didn't
> solve the problem, but at least it IS sealed up now.
> This car is making me
> nuts. (It's CIS with knock sensing ignition BTW)
> 
> And Mark, the knock box helped some, so thanks.
> There's still something
> that keeps the car from being a steady quarter mile
> domminator though. I'll
> be bugging it at the track again this year for a
> while...
> 
> Thanks a lot guys, Cathy
> 
> 
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> 


		
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