Peter Krogh wrote:

> Greetings list.  Vanagon work is progressing well, so well, in fact, that the
> following is one of my few remaining problems (as far as the car, I mean)
>
> I am getting a slight hesitation while cruising.  It is slight, but annoying.
>  As a matter of fact, at first, I needed to be on smooth pavement to even be
> sure that I have it.  It shows up when accelerating, and when cruising at
> steady rpm, almost regardless of how many rpm's there are.
>
> Additional symptoms:
> 1. Low, rough idle, and periodic stalling on cold engine.
> 2. No vacume advance with p/s or a/c (I can see that the p/s boost wire is
> disconnected, no idea why a/c does not boost idle)
>
> Work done:
> New motor, plugs, wires, rotor, cap, injector o-rings, vacume hose,
> set timing, clean and readjust idle switch
>
> Diagnoses done:  Bypassed Idle stabilizer, no effect, disconnected oxy
> sensor, no effect.
>
> This leaves: Replace Hall generator (I have part), temp sensor?  Oxy sensor?
>   Fuel pump? Injectors?  More Vacume leaks? AFM? Where do I go next?
> Obviously I would like to rule out easy stuff first.  I have looked through
> the archives as best I can (thanks Tom!), but I can no find a good work order
> here.
>
> Thanks,
> Peter & Zippy

Might be worth trying the "capacitor fix".

Larry A.