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> Finally got a wideband o2, zetronix ZT-2
post Sep 9, 2006 - 8:43 AM
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presure2



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so yea, over a year later..i finally broke down and bought a wideband. lol
i figured it'd be nice to actually tune the car off boost...lmao rather than just adjusting things by feel..lol

i knew i wanted somthing that had datalogging capabilitys, so i started looking around at some of the units out there...
since i did not need a display, (ill be using a laptop for display and datalogging) i ended up getting the Zetronix unit, because it includes datalogging capabilitys, with A/F, RPM, TPS, (all included with no extras to buy) and can also log EGTs (it comes with a pigtail to make an extension if you already have one, or you can buy the probe from them) and boost.
the sensor range is 9.5:1 - 21:1
it does have an optional display,so that you can have a standalone display setup, if thats what you want/need.
heres a pic of everything you get when you order the unit.

heres a screenshot of the logging/display screen.


ill have some datalogs and more screenshots for you guys later this week.
smile.gif


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Former Team 5SFTE pro member ;)

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post Oct 16, 2006 - 4:37 PM
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presure2



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naa, not really dustin...just been doing some minor tweeks here and there, the damn SAFCII is a peice of worthless junk IMO.
you know from our conversations, exactly what im talking about...lol
just the whole way it manipulates the ecu is just bad when it comes to our cars boosted.
i mean, dont get me wrong, the car runs good, and the SAFCII has helped with that, but, its really so crude, you can only do a very limited part of the big picture with it.

for you guys that may or may not have any experience with the safcII, basicly it allows you to change the fuel on 2 different levels.
you have a "hi-throttle" map, and a "lo-throttle" map.
you have 12 selectable rpm points for each map.
meaning, you can select which rpms you want to change your fueling at, X12.
once you have that set, then you can choose where your "lo" and "hi" throttle points are.
basicly, you choose that by selecting a throttle position for each.
for example, IIRC the stock settings have it set at 30% for lo and 70% for hi.
what that means is that @ any point below 30% throttle, the SAFC will use the "lo-throttle" settings, and at any point above 70% it will use the "hi" in between, the SAFC interpolates.
so basicly the SAFC gives you a 2X12 map, based on rpm.
the problem with that is that at any given rpm, i can be @ WOT, or barely touching the gas, and all the safc knows is under 30, or over 70.
i can build boost @ under 30% throttle...so, i can be boosting, using my lo thottle maps, which is normally tuned much leaner, which is bad.
thats the main reason im wanting to switch over to the emanage ultimate, cause of how much more control ill have with it.
instead of a 2x12 map, you have a 12x12 map.
so instead of having just a lo and hi tuning point, you have 12 different load points to tune with, which will give me a much smoother fuel curve, and that means more hp, just from tuning, and a better running, more fuel efficent car, on, and off boost.



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Former Team 5SFTE pro member ;)

13.6@108MPH, 5SFTE Powered

Posts in this topic
- presure2   Finally got a wideband o2   Sep 9, 2006 - 8:43 AM
- - playr158   yes FINALLY you give in, i'm glad you see thin...   Sep 9, 2006 - 9:05 AM
|- - presure2   QUOTE(playr158 @ Sep 9, 2006 - 10:05...   Sep 9, 2006 - 6:01 PM
- - x_itchy_b_x   niceeee   Sep 9, 2006 - 2:34 PM
- - playr158   god can your photo get any bigger, resize you noob...   Sep 9, 2006 - 8:45 PM
- - WALKER   Glad to see you got the Zeitronix. That is the on...   Sep 9, 2006 - 8:46 PM
- - presure2   just got back from doing a little more logging...i...   Sep 9, 2006 - 9:20 PM
|- - WALKER   QUOTE(presure2 @ Sep 9, 2006 - 8:20 ...   Sep 10, 2006 - 10:59 AM
|- - presure2   QUOTE(WALKER @ Sep 10, 2006 - 11:59 ...   Sep 10, 2006 - 3:17 PM
- - presure2   heres a screenshot of a 2-5th WOT run...ignore the...   Sep 10, 2006 - 7:18 AM
- - celicurr   so what I'm beginning to understand around her...   Sep 10, 2006 - 11:08 AM
- - beno   QUOTEi figured it'd be nice to actually tune t...   Sep 11, 2006 - 3:08 AM
|- - presure2   QUOTE(beno @ Sep 11, 2006 - 4:08 AM)...   Sep 12, 2006 - 4:44 PM
- - zipstrips   thats a fancy kit you got manny! i have innova...   Sep 12, 2006 - 5:48 PM
|- - presure2   QUOTE(zipstrips @ Sep 12, 2006 - 6:4...   Sep 12, 2006 - 6:42 PM
- - Batman722   any new developments tuning with this ? it's...   Oct 16, 2006 - 1:22 AM
- - presure2   naa, not really dustin...just been doing some mino...   Oct 16, 2006 - 4:37 PM
- - x_itchy_b_x   manny, iv read a thread somewhere were this guy ho...   Oct 16, 2006 - 4:42 PM
- - presure2   they do that cause its normally wired to the AFM. ...   Oct 16, 2006 - 5:07 PM
- - x_itchy_b_x   but it makes correction now according to boost not...   Oct 16, 2006 - 5:09 PM
- - lagos   i think the real problem with the safc is that it ...   Oct 16, 2006 - 5:34 PM
|- - presure2   QUOTE(lagos @ Oct 16, 2006 - 6:34 PM...   Oct 16, 2006 - 6:41 PM
- - x_itchy_b_x   yeah i hear ya man. def rip it out. im wasnt tryi...   Oct 16, 2006 - 8:41 PM
- - eggman40   Hey Pressure, are you tunning via the wideband bun...   Oct 17, 2006 - 11:29 PM
- - presure2   na, you cant put the wideband that close to the he...   Oct 18, 2006 - 5:07 AM
- - eggman40   QUOTE(presure2 @ Oct 18, 2006 - 10:0...   Oct 18, 2006 - 11:25 AM


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