Can an ECM "learn" how to start the car better?

[Len Sabatine]

At 11:22 AM 6/14/00 -0400, you wrote:
>Starting in about the second week in Apr is when the oil companies start
>putting summer brewed fuel into the system.  The is a difference from winter
>to summer fuel.  Also takes a while to dilute the stuff in the distribution
>network to the new brew.
>Grumpy

>    Yep , especially removing the propane from the mix , which helps cold 
> weather
  start up but really hurts warm weather performance, not , unless you're 
running a
fork truck.
Len.


> > I'll try to be brief.  At one point, something caused the car to be
> > "smoking" rich when cold.  Well, long story drastically shortened, an ECM
> > change ('165) was needed because there was no comm.  That ended up making
> > the car run world's better under any condition, but only minimally
>improved
> > the sudden cold-start problem.  At least it would start and after a minute
> > the idle would smooth out.  Over the next few weeks, the car started
>better
> > and better and now there is no sign of the cold-start problem.  I don't
> > think it's a weather change because I'm on the east coast of Florida and
>the
> > mornings have been pretty consistent, it's just our afternoon's got
>hotter.
> > Plus we've had some "cold" mornings since then and the car starts without
>a
> > problem.
> > Any thoughts?
> >
> > Sorry for the bandwidth use, just curious.
> > Steve
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