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white to gray smoke.. #170212
April 29, 2002 02:57 am UTC
April 29, 2002 02:57 am UTC
Joined: Apr 2001
Posts: 1,212
Chatham,Ontario canada
Jeremy Gore Offline OP
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Jeremy Gore  Offline OP
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Joined: Apr 2001
Posts: 1,212
Chatham,Ontario canada
I had tore most my engine apart this winter it has a new head, new turbo and new gaskets everywhere...and it is running rich I think??. when I push on the throtal it spits fuel out the back what would cause this I am sure there is not to much it could be any help would be great...


Corporal Jeremy J Gore D.N.D.
Re: white to gray smoke.. #170213
April 30, 2002 12:35 am UTC
April 30, 2002 12:35 am UTC
Joined: Sep 1998
Posts: 6,079
Mississauga, Ontario
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Jeff Mitchell Offline

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Jeff Mitchell  Offline

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Mississauga, Ontario
What fuel mods do you have? Did you upgrade the fuel pump?

Re: white to gray smoke.. #170214
April 30, 2002 03:30 am UTC
April 30, 2002 03:30 am UTC
Joined: Jan 2002
Posts: 1,006
Ottawa
Charles Lavoie Offline
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Charles Lavoie  Offline
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Ottawa
May be of some help. (My puny two cents)

Gray Smoke Caused by uncombusted fuel:

Could be plugs,timing, clogged air filter, air/fuel mixture, wires, coil, etc. Start
with the cheapest answer and work your way up.


98,6Bolt,3"EXH,LINKV3,780cc,SD,SCM61@26PSI, 340LPH,AFPR,TSBOV,REARWB,FMIC,2"RAD(20/80/WW)
Re: white to gray smoke.. #170215
April 30, 2002 05:56 am UTC
April 30, 2002 05:56 am UTC
Joined: Apr 2001
Posts: 1,212
Chatham,Ontario canada
Jeremy Gore Offline OP
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Jeremy Gore  Offline OP
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Joined: Apr 2001
Posts: 1,212
Chatham,Ontario canada
brand new plugs and wires clean air filter no fuel mods..just seems to be running rich...if I jump on it fuel spits out the back...clean injectors and all when I had it apart..i turned the idle down a bit...was reving high...


Corporal Jeremy J Gore D.N.D.
Re: white to gray smoke.. #170216
April 30, 2002 02:32 pm UTC
April 30, 2002 02:32 pm UTC
Joined: Sep 1998
Posts: 6,079
Mississauga, Ontario
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Jeff Mitchell Offline

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Jeff Mitchell  Offline

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Well then my guess would be that you've got a leak somewhere. The ECU thinks it's got more air then it does (think large intake leak) and it's dumping in too much fuel.

Check for intake leaks. smile

Re: white to gray smoke.. #170217
April 30, 2002 04:38 pm UTC
April 30, 2002 04:38 pm UTC
Joined: Apr 2001
Posts: 1,212
Chatham,Ontario canada
Jeremy Gore Offline OP
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Jeremy Gore  Offline OP
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Posts: 1,212
Chatham,Ontario canada
would a turbo XS BOV do it...it I don't have a vpc or anything...it just vents to the atmosphier and i have no ruff idle...


Corporal Jeremy J Gore D.N.D.
Re: white to gray smoke.. #170218
April 30, 2002 05:33 pm UTC
April 30, 2002 05:33 pm UTC
Joined: Sep 1998
Posts: 6,079
Mississauga, Ontario
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Jeff Mitchell Offline

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Jeff Mitchell  Offline

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Joined: Sep 1998
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Yes, a vented BOV will make you run quite rich after you shift under boost. I wouldn't think you'd be running so rich that you'd be spitting fuel out the exhaust, but anything is possible I suppose (I have a vented BOV and I don't run anywhere near that rich).

You should still check for intake leaks.

Re: white to gray smoke.. #170219
May 01, 2002 02:13 pm UTC
May 01, 2002 02:13 pm UTC
Joined: Feb 2002
Posts: 1,454
toronto
JOSE VEIGA Offline
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JOSE VEIGA  Offline
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Posts: 1,454
toronto
my 90 tsi awd had an intake leake in the intercooler and the car was running rich and it had a bad idle so i would check for that. i ahd the same symptom the fuel coming out the back was leaving marks all over the wall on my drive way my father was goingto kill me lol. hope it helps good luck


1997 ram air trans am
former DSM owner
http://www.angelfire.com/extreme4/copper90tsiawd/index.html
Re: white to gray smoke.. #170220
May 03, 2002 09:36 pm UTC
May 03, 2002 09:36 pm UTC
Joined: Mar 2001
Posts: 139
Miami FL
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Adam Opheim Offline
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Adam Opheim  Offline
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Posts: 139
Miami FL
My buddies 95 tsi did the same thing. The local mechanic told him he was burning oil(white smoke) and running rich (blk smoke) These mixed together made the greyish color. He Also had the stock BOV venting to atmosphere which made a huge intake leak. Put a 1 way check valve on it and the problem was fixed...kinda. Now he just had white smoke from blow by. Not much though.


~B@@st187~

93 TSI AWD
13.90 at 98.8
1.62 60'

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