LEAN!! Car Goes Lean @ 4000+ RPM, TE Fuel Adj Not Working!!

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Old Jul 3, 2006 | 04:51 PM
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Default LEAN!! Car Goes Lean @ 4000+ RPM, TE Fuel Adj Not Working!!

HERES MY CURRENT TE MAP
http://putfile.com/pic.php?pic...s=f10



I thought I found the culprit to this problem earlier last week when I swapped out my adjustable B&M FPR.

Took me a while to get the car running flawless and perfect under vacuum and today I tried some boost tuning. Did a run that should have been nice and rich and the air fuels just climb rapidly after 3800 or so rpm

The motor is a d16a6, forged pistons and rods and a lot of headwork. T3 .60/.63 turbo pushing 15psi. DSm 450cc injectors, new walbro high flow pump, gm 3 bar

I figured I was maxing the injectors out and then I turned down the boost to about 7psi, went for a run and right at about 3800-4000 rpm again (4th gear) the air fuel on the wideband just started rising again. They hit 13:1 and I cut it

The fuel cells in TE are maxed 20.62 in boost, the air fuels still skyrocket

What could possibly be the problem?


Modified by PINKS at 8:45 PM 7/3/2006


Modified by PINKS at 8:46 PM 7/3/2006


Modified by PINKS at 8:46 PM 7/3/2006
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Old Jul 3, 2006 | 05:02 PM
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You could try adjusting your fuel pressure and seeing it tht makes a difference.
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Old Jul 3, 2006 | 05:22 PM
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Default Re: LEAN!! Car Goes Lean @ 4000+ RPM, TE Fuel Adj Not Working!! (PINKS)

wat kind of fuel pump are you using? if its stock maybe its not supplying enough fuel

edit: nm.

what kind of gauges do you have? fpr inside the car so you can monitor if fuel pressure drops? can anyone tell me what A/F ratios due when there is unburned fuel? does the wideband read rich or lean?
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Old Jul 3, 2006 | 07:23 PM
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Default Re: LEAN!! Car Goes Lean @ 4000+ RPM, TE Fuel Adj Not Working!! (91civicEX)

Kinda hard to get a fuel pressure gauge in the car isnt it?

Its just a stock regulator now

Need more help
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Old Jul 3, 2006 | 07:24 PM
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My advice would be to up the FP, adjust the maps for the new FP, and then raise the values again > 4k and see what happens.
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Old Jul 3, 2006 | 07:26 PM
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Default Re: (SVOboy)

thats not the problem though, because when i backed down the boost it still leans out at the same damn spot, gave it 30% more fuel and maxed turboedits cells out and it shows no difference in that area
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Old Jul 3, 2006 | 07:33 PM
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Ah, gotcha then. It's one of those phantom problems. Iono then, I know more about crome than TE,
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Old Jul 3, 2006 | 07:37 PM
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Default Re: (PINKS)

ask xenocron hes the te support person know-how guy man
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Old Jul 3, 2006 | 07:41 PM
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Default Re: (Got_soy)

I dont think its possible it could be my wideband either right? Like it reads fine when just driving around town, shows the correct numbers.

The number upto a certain ammount in TE will change when I make adjustments in TE, but once I pass 10 pounds on a light run, they just start going up FAST

I dont see what the problems could be though.

Updated original post with map Im running now
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Old Jul 4, 2006 | 02:33 AM
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Default Re: LEAN!! Car Goes Lean @ 4000+ RPM, TE Fuel Adj Not Working!! (PINKS)

bump
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Old Jul 4, 2006 | 05:11 AM
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Default Re: LEAN!! Car Goes Lean @ 4000+ RPM, TE Fuel Adj Not Working!! (PINKS)

Check my reply to this problem on the ZCResource, easy fix
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Old Jul 4, 2006 | 08:53 AM
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Default Re: (PINKS)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by PINKS &raquo;</TD></TR><TR><TD CLASS="quote">
The number upto a certain ammount in TE will change when I make adjustments in TE, but once I pass 10 pounds on a light run, they just start going up FAST
</TD></TR></TABLE>

I see 2 things that may be the problem

1. maxing injectors.. u said a 10psi it starts to lean right??

2. gm 3bar. is it possible @ 10lbs the MAP is only putting out voltage that TE would expect @ 5psi?
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Old Jul 4, 2006 | 12:02 PM
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Default Re: (crx_88_si)

I just downloaded TE about a month ago so Im sure its one of the latest

I dont know how I can check fuel pressure under load as I dont have a gauge

The TE cells are maxed though and they dont make adjustments, I doubt FP could fail like that

Also how do I check the fuel multipliers? No idea what that means

Yes the 3 bar option is checked aswell

Im also having an oil burn problem in the #3 cyl, dont know if that would possibly cause this...? I doubt it as the w/b only reads lean @ 3500+ and the car seems to burn a bit of idle when stopping hard for osme reason
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Old Jul 4, 2006 | 01:28 PM
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Default Re: (PINKS)

go diggity
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Old Jul 4, 2006 | 03:32 PM
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Default Re: LEAN!! Car Goes Lean @ 4000+ RPM, TE Fuel Adj Not Working!! (PINKS)

bumpity
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Old Jul 5, 2006 | 02:33 AM
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Default Re: LEAN!! Car Goes Lean @ 4000+ RPM, TE Fuel Adj Not Working!! (PINKS)

bump

Everyone saying I need to start again, but whats wrong with this .bin, there must be a problem i need to fix with something,

can someone atleast explain whats wrong so I can get it running right again
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Old Jul 5, 2006 | 12:24 PM
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Default Re: (SloS13)

how do you disable to 02 in boost?
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Old Jul 7, 2006 | 05:38 PM
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Default Re: LEAN!! Car Goes Lean @ 4000+ RPM, TE Fuel Adj Not Working!! (PINKS)

Car goes lean still, fresh ng60 map made by xenocron hiself, ran it as a basemap like he gave me and I got a lean reading, maxed out the ceels and it stayed lean, no changes. Need some help
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Old Jul 7, 2006 | 05:40 PM
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Default Re: LEAN!! Car Goes Lean @ 4000+ RPM, TE Fuel Adj Not Working!! (PINKS)

Edit: i need to read better
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Old Jul 7, 2006 | 05:41 PM
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Default Re: LEAN!! Car Goes Lean @ 4000+ RPM, TE Fuel Adj Not Working!! (Got_soy)

yes
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Old Jul 7, 2006 | 05:42 PM
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Default Re: LEAN!! Car Goes Lean @ 4000+ RPM, TE Fuel Adj Not Working!! (PINKS)

maybee your fuel filter is clogged,
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Old Jul 7, 2006 | 05:45 PM
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Default Re: LEAN!! Car Goes Lean @ 4000+ RPM, TE Fuel Adj Not Working!! (Got_soy)

Would that cuase this?

Where is it located?
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Old Jul 7, 2006 | 05:51 PM
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Default Re: LEAN!! Car Goes Lean @ 4000+ RPM, TE Fuel Adj Not Working!! (PINKS)

follow you fuel linr from the fuel rail to a little black can looking thing with banjo bolts, that the filter and i think there pretty cheap too
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Old Jul 7, 2006 | 11:36 PM
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Default Re: LEAN!! Car Goes Lean @ 4000+ RPM, TE Fuel Adj Not Working!! (Got_soy)

and it would cause this leaning out based on rpm condition?
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Old Jul 8, 2006 | 05:39 AM
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Default Re: LEAN!! Car Goes Lean @ 4000+ RPM, TE Fuel Adj Not Working!! (PINKS)

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