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This is a discussion on misfire cylinders 1,2, and 4. within the General Maintenance, Troubleshooting & Accidents. forums, part of the Tech & Modifying & General Repairs category; (02 WRX) I have a misfire problem with 1,2,and 4. i checked my coils, plugs, connectors, cam sensor, MAF sensor, ...

  1. 11-11-2012 04:18 PM #1
    Subaru1229
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    misfire cylinders 1,2, and 4.

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    (02 WRX) I have a misfire problem with 1,2,and 4. i checked my coils, plugs, connectors, cam sensor, MAF sensor, and my vacuum lines. cant figure out the problem, I NEED IDEAS.
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  2. 11-11-2012 04:47 PM #2
    Donkey
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    IF YOU HAVE A MISFIRE CODE ,PLEASE READ THIS!!!

    Top of the page......
    Resident Tuner @ WTF Tuning, LLC
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    1998 FORESTER S



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  3. 11-11-2012 04:50 PM #3
    Subaru1229
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    Quote Originally Posted by Donkey View Post
    IF YOU HAVE A MISFIRE CODE ,PLEASE READ THIS!!!

    Top of the page......
    I already went through all that. nothing worked
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  4. 11-11-2012 04:51 PM #4
    Donkey
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    Quote Originally Posted by Subaru1229 View Post
    I already went through all that. nothing worked
    You tried every single thing I posted?
    Resident Tuner @ WTF Tuning, LLC
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    1998 FORESTER S



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  5. 11-11-2012 04:54 PM #5
    Subaru1229
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    Quote Originally Posted by Donkey View Post
    You tried every single thing I posted?
    pretty much, i went through the entire list.
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  6. 11-12-2012 12:55 PM #6
    DiRty Impreza
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    compression test, cylinder leak down, prepare yourself.
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  7. 11-12-2012 04:46 PM #7
    Donkey
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    Quote Originally Posted by Subaru1229 View Post
    pretty much, i went through the entire list.
    Right,you checked the valve clearances and did a compression/leak down test?
    Resident Tuner @ WTF Tuning, LLC
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    1998 FORESTER S



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  8. 11-13-2012 05:12 PM #8
    zoe60
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    It was exhaust valve clearance on mine. Mainly cyls 1,2, and 3 though. On mine cyl 4 was the closest to being in spec. After adjusting I haven't had a single misfire since. I have 130,000 miles.
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