Engine/Power - EJ20T (pre-2006 WRX and JDM) There is replacement for displacement, it is forced induction - OEM 2.0 liter turbo engines in the USDM WRX. 90-94 Legacy Turbo EJ22 turbo engines can also be discussed here.

2002 wrx BLUE smoke...

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Old 04-28-2009 | 02:29 AM
  #1  
solidace46's Avatar
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From: oregon
Car Info: 2002 Subaru WRX
Unhappy 2002 wrx BLUE smoke...

Background info on the car:
almost 80k miles, catback exhaust w/dp and intake. had it tuned at PRE in gresham after installation, this was about 9 months ago and since then i have literally only put on highway miles and very little rough driving. Last changed the oil 2k ago, put in 4.5 qts and running good. I started noticing a slight cloud of blue smoke after I was sitting at a light or if it was just at idle for a bit until I started accelerating, after first gear it wasnt pushin out more smoke. Two days ago my dad watched me leave the driveway and said I have blue smoke through first and second. After he told me this, I wanted to test through all gears to see if it was still puking it up. Unfortunately it is, but mainly when I get on it. For example, at 60, downshift into third at about 4k rpms and get on it, it bellows a cloud of blue smoke, not insanely horrible, but theres a problem. Last time I changed the oil it wasn't completely level so i am thinking that not all of it came out and I may have overfilled it a little. Also I won't be driving it for the next 5-6 weeks so I won't need to take instant corrective action. I am wondering if anyone has had similar problems or if anyone has suggestions. Anything will help, just lookin to get some opinions
Old 04-28-2009 | 11:19 AM
  #2  
sigma pi's Avatar
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From: Chavez Ravine
Car Info: 03 Impreza WRX
hmmm i put out a black cloud and im running super rich with no cats

blue though hmmmm is the oil level down?

i have a few guesses in my likely guess order
was teh car warmed up? how cold is it outside?
turbo seals are shot (look in the down pipe to see if its oiled up there is a thread on there that has a pic of it right near the top of the forum)
crazy blow by
ring/piston is screwed
Old 04-28-2009 | 11:22 AM
  #3  
sigma pi's Avatar
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From: Chavez Ravine
Car Info: 03 Impreza WRX
https://www.i-club.com/forums/engine-power-ej20t-pre-2006-wrx-jdm-60/what-would-cause-202515/
Old 04-29-2009 | 01:46 AM
  #4  
apexwagon's Avatar
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From: Bay Area
Car Info: Sti hatch
^ i never blew any smoke of any sort tho.. usually blue smoke = oil in every older car ive seen with that, and that is usually due to either bad valve(s), blown ring(s) or head gasket. have your car compression tested. that will give you a more solid diagnostic of whats going on in that complicated contraption under your hood.
Old 04-29-2009 | 01:46 AM
  #5  
apexwagon's Avatar
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From: Bay Area
Car Info: Sti hatch
... im not saying your car is old... just to clarify...
Old 04-29-2009 | 01:51 AM
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04caliwrx's Avatar
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From: on the way to lake tahoe to shread! turbo beast
Car Info: 2016 WRX, 2014 lifter forester XT, 2005 JDM207 WGN
head gasket is gone
Old 04-29-2009 | 02:25 AM
  #7  
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From: Upper North Bay
Car Info: '15 LE STI, '06 WRX White Wheeled Wagon, '06 B9
too much oil? cheap oil? ****ed up o-rings? not warmed up... those are my guesses... not everyone agrees but too much oil is just as bad as not enough
Old 04-29-2009 | 11:14 AM
  #8  
sigma pi's Avatar
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From: Chavez Ravine
Car Info: 03 Impreza WRX
Originally Posted by Irish_car_B0mb
too much oil? cheap oil? ****ed up o-rings? not warmed up... those are my guesses... not everyone agrees but too much oil is just as bad as not enough
im board with the not warmed up bad seals gasket boat
Old 11-02-2009 | 02:01 PM
  #9  
02ScoobaruWRX's Avatar
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Joined: Sep 2004
Posts: 37
From: Monterey, Ca
Car Info: 02 Blue Rex
my 02 WRX just started smoking from exhaust. I have been leaking oil so ive been adding it constantly. If I do have blow by in the engine, is the car completely inoperable? its my only car and need it for work. What are other possibilities of malfunction goin on? thanks guys
Old 09-09-2010 | 11:08 PM
  #10  
02SUBIEDOO's Avatar
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Joined: Jun 2010
Posts: 327
From: Bay Area
Car Info: 2003 wrx
Sorry to revive this thread but I'm also having some light smoke and a light tick on the driver side head. I have dp, up pipe and intake plus ecu reset. Any thoughts?
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