Too much fuel/ too much timing??

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Old Nov 20, 2012 | 01:48 PM
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Icon2 Too much fuel/ too much timing??





For some reason at my rev limiter point my car is breaking up... any input helps.
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Old Nov 20, 2012 | 02:03 PM
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Default Re: Too much fuel/ too much timing??

Hmm
You need to provide some more info, what's the setup what exactly is happening because the video is poor quality. Have you thought about doing a datalog?
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Old Nov 20, 2012 | 02:12 PM
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Default Re: Too much fuel/ too much timing??

Its a fully built LSV garrett gt30 turbo rc650 injectors, 255 fuel pump, hondata s300 and yes ive datalogged and it goes all the way to 10afr and feels like it just back off itself... here is my high speed ignition


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Old Nov 20, 2012 | 02:37 PM
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Default Re: Too much fuel/ too much timing??

Oh hey youre the IAT guy from the tuning forum. LOL where do I begin?

1.) your ignition table ends at 0.4psi. You have not rescaled this basemap for boost.
2.) therefore the ignition your engine was running was that of the 0.4psi column, probably detonating
3.) your wideband pegs the gauge at 10 which is way too rich..

Please get it professionally tuned ASAP!
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Old Nov 20, 2012 | 02:38 PM
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Default Re: Too much fuel/ too much timing??

where is your boost tables? pump gas? are you doing any retard?
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Old Nov 20, 2012 | 02:45 PM
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Default Re: Too much fuel/ too much timing??

**** how do i get to boost tables on hondata lol i didnt tune it my buddy did how do i view boost tables? and pump gas yes. Please dont hate lol im just trying to see what he has done wrong. Im going to get a dyno tune in a few weeks just want to see what he did thats making it do that so he can fix it. Havent been able to get a hold of him so i want to know what to tell him. He said he thinks too much timing.... Anyhow yeah how do i view boost tables
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Old Nov 20, 2012 | 02:47 PM
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Default Re: Too much fuel/ too much timing??

i would not get into boost at all, tell your friend to back away from the computer
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Old Nov 20, 2012 | 02:50 PM
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Default Re: Too much fuel/ too much timing??

Wow. Please dont take offense to this but you and your friend are way out of your league. Stay out of boost until you can drive it to a tuner. If you continue what you did in the video you will damage your engine, if you haven't already.
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Old Nov 20, 2012 | 02:52 PM
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Default Re: Too much fuel/ too much timing??

Sooooo.. there is no boost columns? Lol or is there a button im not seeing to view boost colums?
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Old Nov 20, 2012 | 02:53 PM
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Default Re: Too much fuel/ too much timing??

Lol im not taking offense at all.. But I was just curious to what the hell was going on. I agree tuning is out of my leauge, im a builder! lol
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Old Nov 20, 2012 | 02:57 PM
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Default Re: Too much fuel/ too much timing??

Im afraid to tell you now! lol

Options, Show boost tables
then Edit, create boost tables
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Old Nov 20, 2012 | 03:00 PM
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Default Re: Too much fuel/ too much timing??

id at least do 1.25 retard per lb of boost and 120% on fuel for now, but honestly your playing with fire by getting in it un tuned
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Old Nov 20, 2012 | 03:16 PM
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Default Re: Too much fuel/ too much timing??

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Old Nov 20, 2012 | 03:24 PM
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Default Re: Too much fuel/ too much timing??

thats my boost tables lol... does timing look weird to you guys? muckman or timmay lol
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Old Nov 20, 2012 | 04:15 PM
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Default Re: Too much fuel/ too much timing??

ttt
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Old Nov 20, 2012 | 05:11 PM
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Default Re: Too much fuel/ too much timing??

Stop dicking with it before you make things worse..drive it like a grandma until you can take it to an experienced tuner
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Old Nov 20, 2012 | 05:21 PM
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Default Re: Too much fuel/ too much timing??

Originally Posted by Muckman
Oh hey youre the IAT guy from the tuning forum. LOL where do I begin?

1.) your ignition table ends at 0.4psi. You have not rescaled this basemap for boost.
2.) therefore the ignition your engine was running was that of the 0.4psi column, probably detonating
3.) your wideband pegs the gauge at 10 which is way too rich..

Please get it professionally tuned ASAP!

number 2 is false. there are boost tables, just not shown.
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Old Nov 20, 2012 | 05:32 PM
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Default Re: Too much fuel/ too much timing??

So does timing look off in the top end if boost? I mean I know it's pegging to 10.0 but what skit timing.. Does IT look too advanced
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Old Nov 20, 2012 | 05:53 PM
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Default Re: Too much fuel/ too much timing??

OP:
We understand how concern you are with how your vehicle is running but we (Honda-tech) can not suggest how much timing needs to be added or taken away. Each motor is different just like each human is different. I take 2 800 milligram Motrin when I have a headache and that works for me while less dosage may work for someone else. All I'm saying is, it's best to take it to a professional tuner and have them tune the motor.
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Old Nov 20, 2012 | 06:05 PM
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Default Re: Too much fuel/ too much timing??

As I agree ^^ I just don't have the funds right this second so I was just wondering if there wassomething I child tell my street tuner to look at.
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Old Nov 20, 2012 | 06:18 PM
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Default Re: Too much fuel/ too much timing??

If you like me and want to play with the tune yourself be prepared to do lots of learning. I spent months reading up on how electronic fuel injection works. Read up on books written by professionals such as Greg Banish which is also and OEM calibrator (tuner) for GM. His books and DVDs are fantastic and will give you so much insight into what's going on.

Next prepare to break things as you learn. I started by tuning my motor NA first. Most guys get to impatient and just want to boost right away. It takes a lot of time. I drove around for a few months NA while I was collecting parts for the turbo build and kept tuning away and learning all the ins and outs. Then when I finally did boost I started out small and only ran 2 lbs of boost for a few months while tinkering and tweaking and making sure I knew what I was doing. I also invested in a J&S Vampire anti-knock system so when I did screw up and over timed it instead of detonating and blowing up the Vampire safely pulls timing, kills power, and lights up an LED to let you know what's going on. If you're a self tuner like myself and like to tinker I highly recommend investing in a Vampire.

If the above seems like to much effort or time spent then just get it tuned by someone else or you'll be buying a new motor real soon and starting over.
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Old Nov 20, 2012 | 06:20 PM
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Default Re: Too much fuel/ too much timing??

PS - check your plug gap if it's breaking up on the top end. Might need to close the gap a little if you're experiencing spark blow out.
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Old Nov 20, 2012 | 06:56 PM
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Default Re: Too much fuel/ too much timing??

Bvillarreal.... Spend some time at least reading through the help file in the s300 before you come here asking for help. The s300 actually has a good help file explaining everything you're asking about. If you're going to tune your own car, at least READ THE HELP FILE!!! How much would it take to spend a couple mins and read the help file! You guys really surprise me sometimes.
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Old Nov 20, 2012 | 07:23 PM
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Default Re: Too much fuel/ too much timing??

Originally Posted by shanebadoo
READ THE HELP FILE!!! You guys really surprise me sometimes.
This^
And, if you know how Post up a Log. You should have atleast been Logging, if your trying to make Power Pulls on a Fresh Setup.
It wont be very helpful if your Tables are not Setup to reed Boost. Would be cool to see it though
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Old Nov 20, 2012 | 09:17 PM
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Default Re: Too much fuel/ too much timing??

pull the wastegate spring out and don't drive like a jackass.... this way the turbo won't make any boost and you'll save your motor until you can get it properly tuned.

no amount of online reading will tell you how to tune your car... its something that comes from experience and time..... you have to know how to "feel" what the car is doing when you're tuning.
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