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Thread: SAFC Correction Settings SR20VE using VE ecu

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Posts: 1-10 of 13
2012-03-06 07:58:10
#1
SAFC Correction Settings SR20VE using VE ecu
Did some searching for a few days now, and can't find something similar to my setup

we have a 20VE in a 1998 B13 Sentra Lec PS with an SR18 Tranny, Its using the 20VE A/T Ecu.

mods are just intake header exhaust.

the nearest dyno/tuner is about 7 Hours drive and i dont have an afr, would anyone care to share their safc correction settings that has a similar setup to mine?

i have printed out the manual and here are the settings used:
hi throttle
rpm correction
1______+5
2_______0
3_______0
4.5_____-4
5.5_____-4
6.5_____-7
7.5_____-8
8_______0

lo throttle
rpm correction
1_____-11
2_____-7
3_____-4
4.5____+2
5.5____+2
6.5____+3
7.5____+2
8______+3

TH Point: LO = 25% / HI = 30%

here's the model safc being used

tia
Last edited by sunny on 2012-03-06 at 08-05-11.
2012-03-06 15:07:06
#2
Every car is different...
2012-03-06 15:33:53
#3
Dude, the issue is that to really know what the hell you are doing with your SAFC you need at least a wideband... if not you would be shooting in the dark...

As the other guy said, every car is diferent. for example my engine have good AFRs all over the powerband so an SAFC would do nothing.

So my advise is that you get a Wideband and then try to tune with the SAFC or go to a dyno.

Regards,
2012-03-06 15:50:18
#4
Unfortunately for your pocket, a wideband would be a necessity.
2012-03-07 01:12:12
#5
whats the most affordable wideband that we can get stateside, i'm located out here in the sticks and have someone in socal score for me

Tevs = 8 Years and Counting here in the Philippines, i got 2 more years to go
2012-03-07 01:50:58
#6
Originally Posted by sunny
whats the most affordable wideband that we can get stateside, i'm located out here in the sticks and have someone in socal score for me

Tevs = 8 Years and Counting here in the Philippines, i got 2 more years to go



every car is differnt
just got to a shop and have it tuned if you dont want a buy wideband.....other wise GET A WIDEBAND to see what afrs are like allways
2012-03-07 15:17:51
#7
tevs good to know you azre done with the swap!
2012-03-07 15:36:22
#8
The cheapest Wideband controller (plus gauge) out there that is easy to come by is the 14point7 DIY unit I believe? With sensor it is $190. 14Point7
2012-03-11 14:48:54
#9
thx for the input guys, i will definitely get a wideband
2012-03-12 05:35:58
#10
eBay search innovate LC 1 cost like 135 shipped . Comes with a gadge
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