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Old 12-22-2021, 11:43 PM   #668
Ebush
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Join Date: Jul 2015
Drives: 2017 Hot Lava 86
Location: Ohio
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Quote:
Originally Posted by captain awesome View Post
My tank jumped from just a hair above half at 250 miles to empty with the fill light illuminated. I managed 23mpg this tank and it was 10.86 gallons to fill just after the light. So looks like around 11 gallons when the tank adjusts so dramatically for me.

I think the only difference possibly between our mileage is injectors and I may be running considerably more highway?

I deactivated decel on the Haltech and now my low RPM jerkyness is gone. Gotta figure out what settings I need to adjust but at least for now it’s better around town.
Yeah I have 550cc DW injectors, otherwise it’s a stock k24a2 with 50° vtc. I took the stock kpower map, added my injector info, and then adjusted the fuel base map by adding 49 percent to the whole table since the injectors are 49 percent bigger, and it’s done minimal adjustments with the self learn. AFR stays perfectly on target at all times.

As for my drive, I’m pretty much never on the highway, and when I do get on the highway it’s only for 5 miles. My actual drive to work consists of 1.9 miles doing 35mph. But when I do actually drive the car away from town it’s usually to beat on it on back roads. I never got great mileage with the FA20 so it doesn’t surprise me that I’m getting horrible mileage now. Once it warms up I’ll start messing with the tune again and see if I can get better mpg.
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