Re: 4ks OXS-system connector problem?

[Brett N Augsburger <augsbbn@eng.auburn.edu>]

On Tue, 28 Oct 1997, Roger Albert wrote:

> Hi all,
> 
> So, I'm just starting to get a chance to poke around the motor of last month's
> '86 4ks acquisition to cure my horrible part-throttle stumble.  Also, now that
> its cool (50-60F) I have to wait at least a full minute before I can drive off.
> If I feed it _any_ throttle, it will stumble and/or die.  Just won't rev above
> idle at all.  It does however start and idle perfectly.  Seems to be going very
> lean, I'd guess.  
> 
    Check fuel pressures. Possibly a bad warm-up regulator.

> Anyway, my initial poking around revealed a connecter near the intake boot 
> that wasn't connected to anything, but was broken and corroded.  At first I 
> was sure I'd found the problem, but I then realized I could find absolutely 
> nothing to plug it into.  I pulled out my newly acquired, but as yet unread
> Bentley and believe I have identified the connector as T2A.  Its a two pin
> white plastic sort of Molex looking afair.  That, its location near the intake
> boot, and the wires coming out of it (G/R & B/R, with one of them actually
> being a pair, can't recall which) is how I identified it.  If I'm right, both
> go back to the main ECU, but the dual-wired terminal pigtails back to something
> called an idle stabilizer valve.  
> 
  Hmmm, sounds like the connector for checking/adjusting duty cycle, in
which case it shouldn't be connected to anything. HTH.

Brett Augsburger
'86 5kcstq