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Unburnt fuel #330286
May 10, 2010 11:52 pm UTC
May 10, 2010 11:52 pm UTC
Joined: Jul 2008
Posts: 185
st thomas, ON
dan vernahm Offline OP
Regular Member
dan vernahm  Offline OP
Regular Member
Joined: Jul 2008
Posts: 185
st thomas, ON
So, my car has been running like crap lately, and i thought it was a turbo issue. I had the guy from Cherry Turbo's come buy and look at it tonite. He said the turbo itself sounds great, but he said its and engine manigment issue. Some sensor or connector is off or not reading properly. When I goose it I get smoke out the tailpipe and he says its unburnt fuel. He said the way to fix it, is to take the manual and wire trace. Any chance someone here has had a similar problem and can give me a starting point?

Mods for fuel..
255l/h walbro
450/ 550cc (ran the same no matter what injectors I had in)
stock fuel rail
stock fpr , (just got from RTM aeromotive afpr, but no time to install yet)
WBO2
Apexi SAFC2

Mods for air
Big 16g
FMIC
voodoo boost controller
boost gauge


04 dodge ram hemi 4x4 the beast
97eclipse gst. the weakest link
Re: Unburnt fuel [Re: dan vernahm] #330287
May 11, 2010 12:03 am UTC
May 11, 2010 12:03 am UTC
Joined: Apr 2002
Posts: 15,322
Loc: Loc:
Rob Strelecki Offline

morum foderator
Rob Strelecki  Offline

morum foderator
Senior Member, with Far TOO Much Time on Their Hands
*****
Joined: Apr 2002
Posts: 15,322
Loc: Loc:
The 255lph fuel pump has probably overrun your stock FPR.

Also, if you have any boost leaks they will contribute to the problem.

If you are running the 550s you should already be pulling out about 20% on the SAFC.

DSMs are tuned rich out of the box, so it doesn't take much being wrong to make smoke.


1993 Eagle Talon TSi FWD
13.8 @ 106 :::: 14.1 @ 117
Re: Unburnt fuel [Re: Rob Strelecki] #330288
May 11, 2010 12:07 am UTC
May 11, 2010 12:07 am UTC
Joined: Jul 2008
Posts: 185
st thomas, ON
dan vernahm Offline OP
Regular Member
dan vernahm  Offline OP
Regular Member
Joined: Jul 2008
Posts: 185
st thomas, ON
Ok...


04 dodge ram hemi 4x4 the beast
97eclipse gst. the weakest link
Re: Unburnt fuel [Re: dan vernahm] #330289
May 11, 2010 12:11 am UTC
May 11, 2010 12:11 am UTC
Joined: Sep 2003
Posts: 3,537
Belleville, Ontario
Jay McClelland Offline
Insane Member
Jay McClelland  Offline
Insane Member
*****
Joined: Sep 2003
Posts: 3,537
Belleville, Ontario
EDIT:

Rob beat me to it while I was typing.


Last edited by Jay McClelland; May 11, 2010 12:11 am UTC.

2g awd, Back to dsms here I come.
Re: Unburnt fuel [Re: Jay McClelland] #330301
May 11, 2010 01:41 am UTC
May 11, 2010 01:41 am UTC
Joined: Oct 2005
Posts: 10,749
Belleville, Ontario
Ryan Laliberte Offline

No-Lift-To-Shift.... Stock. :)
Ryan Laliberte  Offline

No-Lift-To-Shift.... Stock. :)
Senior Member, with Far TOO Much Time on Their Hands
****
Joined: Oct 2005
Posts: 10,749
Belleville, Ontario
The stock 2G FPR can't take a 255 without an AFPR, you'll need to install that.


AWDAuto
1996 TSi AWD Automagic
12.24 @ 113 - Small 16G
FP Green HTA - 11.42/123
Team Pump Gas and Meth
RTMRacing - Your Canadian source for DSM Parts

"Every moment you live is pregnant with the next moment of your life" --Jim Carrey

Last Login: September 28, 2021
Re: Unburnt fuel [Re: Ryan Laliberte] #330305
May 11, 2010 02:16 am UTC
May 11, 2010 02:16 am UTC
Joined: Jul 2008
Posts: 185
st thomas, ON
dan vernahm Offline OP
Regular Member
dan vernahm  Offline OP
Regular Member
Joined: Jul 2008
Posts: 185
st thomas, ON
Ok thanks. It was working for a month or so, but I guess it was just luck. Mr. Moderator... Did you notice all my capitol's?

lol... sorry had a few after work today...


04 dodge ram hemi 4x4 the beast
97eclipse gst. the weakest link

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