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> Sorta OT. Subaru 2.5 spark plugs, Which ones?
rhodyguy
post Apr 9 2016, 09:54 AM
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CEL came on in the 97' legacy outback. Scan revealed misfire on #4 so I'll start with plugs. No idea when last replaced. Looking around it seems #4 is a pain to replace. Any tips? Hope it's not a plug wire or coil pack. Are the packs one fits anywhere? I have a almost complete donor car I bought due to a mishap with the rear pass door and a garage door opening.
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0396
post Apr 9 2016, 10:12 AM
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Iwist is a Subi site, I'm sure they will have better responses than a 914 site.
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matthepcat
post Apr 9 2016, 11:08 AM
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Here is a write up with pictures(granted on a more modern model)

http://www.legacygt.org/forums/showthread.php?t=1842
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ThePaintedMan
post Apr 9 2016, 11:24 AM
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That's a good writeup. It's a bitch but can be done. I'm not as familiar with the Legacy, but on other models of that vintage, there is access via the wheel well area. Jack the car up, remove the wheels and look for the plastic plugs that provide access to the spark plugs.
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rhodyguy
post Apr 9 2016, 11:26 AM
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Wow. "Allow a full 2 hours". I'd hate to be paying a 'book rate' shop for a tune up. Those iridium plugs don't come cheap. Thanks for the link! I didn't want to join a new forum to ask a spark plug question.
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Chris H.
post Apr 9 2016, 03:50 PM
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Kev,

Not much out there on youtube but it looks like this guy just uses a VERY long extension. Start at about the 5 minute mark. He is diagnosing a hesitation problem but you can see him removing the plugs. Looks like OEM NGK plugs are the ONLY way to go.


https://www.youtube.com/watch?v=rsGTeWayqIU


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rhodyguy
post Apr 9 2016, 04:11 PM
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Thing is it really doesn't run any different than before the light. From day one it smelled rich on cold startup but it went away quickly. I prob get 22 around town and near 30 mpg on the freeway. Seems reasonable as the wagon is a good sized car. You wouldn't believe the stuff I've carried WITH it. Maintenance time. It's been a good car.
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