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AEM Wideband AF ratio

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Old Sep 18, 2008 | 11:17 AM
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From: Luke AFB
AEM Wideband AF ratio

I just installed the AEM UGEO and was wondering what ratio's I should be looking for at WOT and so on. I've got a Greddy Ti-C, skunk test pipe, and megan downpipe.
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Old Sep 18, 2008 | 11:31 AM
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From: All Over
Check out the ECUFlash part of the forums to get a good idea on what kind of tuning you should be doing. Do you have the Tactrix cable and a way to log the data? Did you build the DB9 cable to log AFR?
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Old Sep 18, 2008 | 11:43 AM
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You probably need a tune, a good a/f to have at WOT would be 11.5

Crusing 14.7
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Old Sep 18, 2008 | 03:20 PM
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From: Luke AFB
Originally Posted by mac214
Check out the ECUFlash part of the forums to get a good idea on what kind of tuning you should be doing. Do you have the Tactrix cable and a way to log the data? Did you build the DB9 cable to log AFR?

I haven't log yet, my cable should be here in a few days. I will log with evoscan when it comes in.
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Old Sep 18, 2008 | 03:22 PM
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dont you need the cable from aem to log with evoscan...i dont thnk the aem comes with it only the lc-1
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Old Sep 18, 2008 | 03:22 PM
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From: Luke AFB
Originally Posted by Ev0cRaZy
You probably need a tune, a good a/f to have at WOT would be 11.5

Crusing 14.7
I will be getting a tune from Mellon Tuning ASAP, I'm getting everything ready so I can do some logs to send to Chris. I installed the AEM UGEO, downloaded Evoscan and EcuFlash, and my Tractrix cable should be here in a few days.
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Old Sep 18, 2008 | 03:23 PM
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From: Luke AFB
Originally Posted by Shacochis06
dont you need the cable from aem to log with evoscan...i dont thnk the aem comes with it only the lc-1
Dammit
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Old Sep 18, 2008 | 03:24 PM
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Originally Posted by Spish
Dammit
Just make a cable for it. You can get everything at radio shack. Theres a how to thread in the ecuflash forum
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Old Sep 18, 2008 | 03:25 PM
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From: Blowhio
Originally Posted by Ev0cRaZy
You probably need a tune, a good a/f to have at WOT would be 11.5

Crusing 14.7
What he said...
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Old Sep 18, 2008 | 03:25 PM
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From: long island
Originally Posted by Spish
I just installed the AEM UGEO and was wondering what ratio's I should be looking for at WOT and so on. I've got a Greddy Ti-C, skunk test pipe, and megan downpipe.
Are you tuned yet? If you are tuned, you can expect to see anywhere from high 10's to mid 11's on pump gas depending on the tuner.

If you are not tuned i would expect your air/fuel to be richer at WOT.

Cruising should bounce between 14.7-15.2
Like i said, it all depends on the current tune of the car.
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Old Sep 18, 2008 | 03:28 PM
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From: long island
Originally Posted by EVO Nit3m4re
What he said...
Not to bash you or anything, but how could you know 11.5 is good for his car?
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Old Sep 18, 2008 | 03:32 PM
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From: Luke AFB
Originally Posted by evo8604
Are you tuned yet? If you are tuned, you can expect to see anywhere from high 10's to mid 11's on pump gas depending on the tuner.

If you are not tuned i would expect your air/fuel to be richer at WOT.

Cruising should bounce between 14.7-15.2
Like i said, it all depends on the current tune of the car.
Not tuned yet, I'm getting everything installed so I can do a few base runs to email Chris at Mellon Tuning for a reflash.
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Old Sep 18, 2008 | 03:35 PM
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From: Luke AFB
Originally Posted by kreionic
Just make a cable for it. You can get everything at radio shack. Theres a how to thread in the ecuflash forum
I can't find it, do you know where it is?
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