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cranking pulse widht

Posted: Sun Jan 29, 2012 7:49 pm
by apex
I use the table for my cranking pulse. My cranking pulse at 70 degree celsius is 1.8 ms on the table but my cranking pulse in megatune show around 3.6 ms. I use the v2.89 code. Someone can explain this cranking pulse.

My project is a snowmobile yamaha apex 2007.
Microsquirt V2
Embedded code 2.89

Re: cranking pulse widht

Posted: Mon Jan 30, 2012 4:35 pm
by grippo
To the cranking pulsewidth the code adds pulsewidth open time (time before fuel actually flows) + barometric correction + air temp correction + battery voltage correction.

Re: cranking pulse widht

Posted: Mon Jan 30, 2012 6:02 pm
by apex
Thank you for the explanation. I'm going to change my crankpulse table.