5000/200 Turbo Fuel Injection

[quk@isham-research.demon.co.uk (Phil Payne)]

In message <1997102235813541@ix.netcom.com> nagywang@ix.netcom.com writes:

> Thanks for the responses to my post.  As a matter of fact, I already have Probst's excellent book on 
> Bosch fuel injection systems.  In the book he does show a regulator similar to the one I am asking 
> about:  it has a top vacuum port and a single side port.  He says they are for altitude compensation 
> and/or full-load enrichment. Unfortunately, he doesn't go into any more detail and provides very 
> little information about turbo applications in general.  Any additional specifics would be welcomed.

The one on the top is for altitude compensation.  It usually has a little dust 
cap on it in Audi applications.  The 3mm port of the side is for full-load 
enrichment on older cars and usually taps vacuum off the inlet air mass sensor 
on European cars.  What the 6mm port is for ...

-- 
 Phil Payne
 Committee Member, UK Audi [ur-]quattro Owners Club