does $DA2/spd dnsty use rich/lean o2 thresh vs. airflow tabl

Discuss General Motors (GMC, Chevy, Pontiac, Hummer, Cadillac, etc) tuning topics here. Request definitions, discuss parameters, etc.

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dizwiz24
Posts: 55
Joined: Mon Jun 29, 2009 6:15 pm

does $DA2/spd dnsty use rich/lean o2 thresh vs. airflow tabl

Post by dizwiz24 »

I have a supercharged 93 corvette lt1. It is speed density (came that way stock).

I notice my $DA2 definition file has listed left/right rich/lean O2 threshold vs. airflow tables.

Theres a couple sets of these tables, one for left, one for right, and then ones for fast and slow.

If I adjust these tables will they do anything?

I dont have a MAF measuring airflow...
robertisaar
Author of Defs
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Joined: Sat Feb 21, 2009 3:18 pm
Location: Camden, MI

Post by robertisaar »

don't need a MAF to calculate airflow...

they do indeed do stuff, for closed loop fueling control.
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