MicroSquirt.com read only forum (Jan.15,2018)

Thanks Al. I performed 2 cold starts & many hot starts.
Using calculated solved the stalling problem!
Crank times continue to be long.
I have tried warm starting PW of 2,3,4,5,6,7,8, & 10.
2 is too lean & 10 is too rich. The others all have long crank times.
I reduced the skip pulse to the minimum ...

Thanks Mr Grippo.
I used settings reccomended in the EDIS MSII manual. Copied below for convience:

In MegaTune, set:
Trigger offset = 10° (this will vary, depending on the wheel/pickup configuration),
Ignition Input Capture to 'Falling Edge',
Cranking Trigger to 'Trigger Return',
Coil ...

I believe the spark system is working. Installed by the book & works well in all conditions (except if it is involved with this starting issue). Note: that RPM signal dies yet engine is turning & processor working as witnessed in MAP & Spark signals. Attached is another datalog with comments added ...

Attached is a log taken showing several starts. Note: 0 RPM/0 Duty cycle occuring during, or directly after start for one .2sec event. I don't think this is a fueling problem because you can see RPM return in the next event & then it may or may not recover. Somtimes these 0's do not ocurr. I have a ...