PI closed loop algorithm for 1227747 ECU?

[Gregory A. Parmer]

On Tue, 4 Jul 2000, Scott Lundahl wrote:
> well with the fuel map set for slightly lean or slightly rich.  However, 
> when I set it to run Closed Loop, the system develops a light throttle 
> cruise surging (very annoying) and backfire on decel (I can almost 
> eliminated the backfire via the decel params).  It also wants to oscillate 
> at idle.  The BLMs tend to wander all over the place.

Got VSS?  If so, you're way beyond my level. If not...well, I had
similar symptoms once...  :)

-greg


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