Help with Tune Editor and MAFcal

Discussion of tuning specific to MAZDASPEED3/MAZDASPEED Axela/Mazda 3 MPS vehicles
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DarthTater92
Posts: 6
Joined: August 7th, 2020, 11:57 am

Help with Tune Editor and MAFcal

Post by DarthTater92 »

So I'm pretty much needing some help with the how to as far as editing MAF values after running 40+ miles. I'm running a bit lean

mituc
VersaTuner guru
Posts: 1001
Joined: December 17th, 2011, 2:47 pm
Location: Iasi/Romania

Re: Help with Tune Editor and MAFcal

Post by mituc »

Post a log and your current tune..
You should start by adding half of the fuel trims values as percent to your MAF values.
2008 Cosmic Blue Mazda 3MPS
Built engine + WMI + GTX3071, ~476WHP @31-32PSI
2008 Icy Blue Mazda CX7
Stock engine and exhaust (YES!!), JBR3" + GTX2867 gen2 + Autotech HPFP, self-tuned to 320-ish BHP

DarthTater92
Posts: 6
Joined: August 7th, 2020, 11:57 am

Re: Help with Tune Editor and MAFcal

Post by DarthTater92 »

Ok so if my lyft is 20%, go to sensor calibration/Maf sensor then highlight all values, multiply by 1.2?

DarthTater92
Posts: 6
Joined: August 7th, 2020, 11:57 am

Re: Help with Tune Editor and MAFcal

Post by DarthTater92 »

I'll post a log, just away from my computer right now

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