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.

Need help with engine codes!!!

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Old 08-25-2012, 02:58 AM
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Need help with engine codes!!!

Hey guys New 2002 wrx owner. Got the car and the minute the seller left all hell broke loose!!! Tried calling him back and the a$$ disconnected his phone so Im stuck with it!!! I have a few codes and would like to know what are the best way to fix them? P1086 Got a new TGV but dont know how to install it.
P0508
p0037
p0031
p0108
p0301,302,303,304 Any help would be greatly aprechiated. Thanks
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Old 08-26-2012, 10:10 AM
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Go to the police department with the title and registration.
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Old 08-26-2012, 10:23 AM
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Use google. There.

OBDII Trouble Codes Definition, Description and Repair Information | Engine-Codes.com


Contact your insurance company + Law enforcement + any bits of information (email, phone, etc..)
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Old 08-26-2012, 10:26 AM
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I dont know about the other but P0301, P0302, P0303, P0304 are Misfire in Cylinder 1, 2, 3, and 4. How do I know? I had the same codes.

P0508 http://engine-codes.com/p0508_subaru.html

P0037 http://engine-codes.com/p0037_subaru.html

P0031 http://engine-codes.com/p0031_subaru.html

P0108 http://engine-codes.com/p0108_subaru.html

Last edited by tourexy; 08-26-2012 at 10:31 AM. Reason: Dont know before but thought I'd give you some help :)
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Old 08-26-2012, 10:29 AM
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Whats the police going to do? Tell you to not buy a car thats not mechanically sound next time? the guy probably had an accessport married to the car and un married it right when he sold it, thus showing all the codes it was covering up.

My best bet is you have tgv deletes, and maybe a bad MAF sensor, thats off the top of my head without looking up the codes.

For future refence, always know what has been done to a car before you buy it, ask for all service records, get the car checked out by one of i-clubs vendors, and if it seems too good to be true, it always is!!


Ryan
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Old 08-26-2012, 10:39 AM
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Originally Posted by Volkey
Whats the police going to do? Tell you to not buy a car thats not mechanically sound next time? the guy probably had an accessport married to the car and un married it right when he sold it, thus showing all the codes it was covering up.

My best bet is you have tgv deletes, and maybe a bad MAF sensor, thats off the top of my head without looking up the codes.

For future refence, always know what has been done to a car before you buy it, ask for all service records, get the car checked out by one of i-clubs vendors, and if it seems too good to be true, it always is!!


Ryan
His 4 misfire could be due to a bad o2 sensor in the downpipe as well.
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Old 08-30-2012, 11:55 AM
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i find it unlikely that both o2 sensors would be bad. I would check a fuse for the o2 heaters.
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Old 09-03-2012, 11:40 AM
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P0301, 302, 303, 304 are misfires on cylinders 1, 2, 3, 4
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Old 09-04-2012, 04:23 PM
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Originally Posted by MarvZz
i find it unlikely that both o2 sensors would be bad. I would check a fuse for the o2 heaters.
Where Could I find this? Sorry for all the noob questions I dont have a manual to look at
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Old 09-07-2012, 05:28 AM
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Sorry about your problems man, it always sucks when someone is dishonest in a sale. Im sure its happened to every one of us at some point. I would do a compression test to rule out anything wrong with motor.

Check one thing- look under the drivers side dash and look for 2 green connectors, are they connected? This would be test mode, if you drive the car in test mode it will misfire and make the car drive horrible and throw random codes in your face. My buddies tuner accidently left the car in test mode once, so it is possible.

Try to find people near your location to help you swap parts, so you dont go buying new parts to find it didnt solve the problem.

Good luck
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Old 09-07-2012, 06:37 AM
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Hmmmm, misfire on ALL cylinders? LW Crank pulley, flywheel, drive shaft? These may cause that. Car isnt misfiring, the computer just thinks it is. The deletes are a lil harder to check for. You will actually have to remove the intake manifold and check if the tgv plates are still installed. Or maybe unplug the tgv motor plugs and see if you see signs of welding where they bead welded the holes closed. Could just be plugs unplugged from the wire harness. Have you tried resetting the ecu? (unhook the ground from battery for a few seconds)
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