Re: 2.2L 5 vacuum system Questions

[Huw Powell <audi@mediaone.net>]

> I have a Coupe GT with the 2.2L 5 and I'm a bit confused about my vacuum.
> It's a 2 source system in my 86' with a line going from the intake that t's
> with the pump. So, technically I could remove the pump and still have
> boosted brakes right? 

Yes, definitely.
 
> Something under the hood has been knocking intermittently and it doesn't
> make sense for it to be anything else other than the pump.

If that's what it is you disable it by removing the push rod inside,
documented at the url below:

http://www.thecia.net/users/coolian/audi/aud4kfix_vacpum1.htm

(yes, Brendan did something useful - be nice.  Although his clacking was
actually the water pump...)

The vacuum pump is important if you want to use the brake and
accelerator at the same time.  

-- 
Huw Powell

http://www.humanspeakers.com/audi/

82 Audi Coupe; 84 4kq; 85 Coupe GT; 73 F250