Benchtop ECU question

[nacelp]

How are you getting the ecm to go quasi mode at idle?.

If you using diacom, maybe do a record "run", and reveiw it in the graph
mode
Grumpy



> Got a 7749 ECU hooked up on the bench & have a question.  This relates
> specifically to SyTy PROMs, but its probably a general case.
> When the PW gets small enough, the injector goes into Quasi-asynch mode -
> this is readily hear-able as a halving of the injector pulsing.  Good so
far.
> On tweaking (opening quickly) the pot used for Throttle Position Sensor,
> Accel Enrichment is heard in the injector as a brief doubling of the
normal
> rate, but only rarely seen in the ALDL data stream as ms. values.  Nothing
> consistant here.  ????
> Any feedback?  Thanks much - Barry
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