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-   -   need help finding what setting to change (https://www.miataturbo.net/megasquirt-18/need-help-finding-what-setting-change-101226/)

Toastybrainmatter 09-30-2019 08:41 PM

need help finding what setting to change
 
2 Attachment(s)
Greetings, I have this thing that happens when i first cold start my engine where it revs up and nearly stalls and then recovers. It is pretty annoying and I have dealt with it for a while, any suggestions?
https://photos.google.com/share/AF1Q...twaFpGRHktUERR
Here is a video, and I have attached a datalog of the start up and of the tune. I don't have a VTPS if that helps at all. (should I get one?)

1991 - DIYPNP

WigglingWaffles 10-01-2019 09:29 AM

Subbing because i have a similar issue.

I found upping my initial value table helps but not enough

Toastybrainmatter 02-28-2020 05:42 PM

fixed :)
 
just wanted to bring closure to this issue should anybody stumble across this thread, although the entire title was super vague.. my problem was within my spark map.
https://cimg6.ibsrv.net/gimg/www.mia...e9624eedd7.png

This is my fixed spark map. Previously, my timing from 1200 to 1800 rpm where the cells are changed was very far apart IE: column 1200 was 15 where column 1800 was 22. The difference of 7 degrees made my car die when it revved up to 1800. I smoothed it out and it started very well.
I had to change some search terms to find this but i'm glad I found this thread because it was the solution to my problem.
https://www.miataturbo.net/megasquir...ly-fine-99642/



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