[Fwd: CIS-E 3 problems continued...frustrated.]

[Eric S]

Yes,

DPR is right around 0ma at idle...when I see the idle drop, the DPR
current pegs the guage for a half second, idle comes down, and DPR goes
back to normal. (This would be the ISV pulling the idle down I suspect).

-- 
Eric
www.vintagewatercooleds.com

1981 Scirocco S (TDI swap project)
1988 Audi 90 Quattro
1990 Corrado TDI
1991 Cabriolet (2.0 crossflow 8v project)

Huw Powell said:
>
>> Yes, I should have stated that, we fixed massive leaks already, and from
>> all the checking, its got 0 leaks at this point.  (we even had to remove
>> the lower intake as it was warped!!!).  New injector seals, vaccum
>> lines,
>> etc...
>>
>> I'm really focusing on this strange behavior from the full throttle
>> switch
>> between open loop and closed loop...something doesn't make sense.
>
> Sounds like the static mixture setting may have been adjusted to make it
> "run" with the leaks and now it's "wrong".
>
> Have you measured the current at the control pressure actuator at idle
> in closed loop yet?
>
> --
> Huw Powell
>
> http://www.humanspeakers.com/audi
>
> http://www.humanthoughts.org/
>