No start WAS: Fuel Distributor Connectors
    Huw Powell 
    audi at humanspeakers.com
       
    Mon Feb  2 14:13:13 EST 2004
    
    
  
> Question: I was under the impression that the Differential Pressure
> Regulator (the two screw gizmo) was an auxillary control for fine
> tuning the amount of fuel to the injectors, and not a main control
> that would cause zero fuel to the injectors.  I think I read that
> even with total failure of the diff pressure regulator you'd be still
> running on what was designed as "limp home mode" ...
That is basically correct, yes.  You would tend to experience difficult 
cold starts, though, since the DPR is used to enrich the mixture when cold.
-- 
Huw Powell
http://www.humanspeakers.com/audi
http://www.humanthoughts.org/
    
    
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