Posted: Fri Dec 10, 2010 12:42 am Post subject: Got my engine, cpu questions...
Alrighty so i picked up my motor today for Pokey the Wunder Bus. EJ22 out of a 96 legacy. I've got some questions now:
1) The exhaust ports on this only have one hole each side, i'm used to seeing the siamesed ports. Will this be an issue?
2) This motor was mated to an automatic transmission. Will the EGR throw a fit if i dont have it plugged in>
3) Heres the big question. What ECU and harness will jive with an automatic 96 engine. I'm worried that the 96 legacy ecu i already have (that is for a manual transmission) will have major enough differences that it wont function right.
Joined: 30 Jan 2006 Posts: 652 Location: North Staffordshire
Posted: Sat Dec 18, 2010 4:14 pm Post subject:
The siamesed exhaust port EJ22's were never sold in Europe. As far as I know they are for US emissions spec engines only. As your engine has EGR, which is another non EDM feature on a '96 Legacy, I'd be pretty certain that your engine is US spec. If it's harness has an OBD II connecor, its definitely USDM. The wiring and ECU on mid to late '90's USDM models is totally different to EDM. If you blank off the EGR and swap the entire management system for an EDM one, you will probably be able to get it to run. How well it will run is anybody's guess, as the engine internals (i.e. cam profiles & timing, and compression ratio) are unlikely to be the same. If they are similar-ish you may be lucky, and vice versa. Mixing and matching engine management systems is generally a recipe for hassle I'm afraid. _________________ Regards,
Richard,
R J Engineered Solutions
Quality Subaru Powered VW Components
www.rjes.com
Joined: 23 May 2006 Posts: 2527 Location: Mudway, Kent
Posted: Sun Dec 19, 2010 3:54 am Post subject:
Answer to #4
Yes please _________________ The advice you receive on here is worth the paper it's written on.
Your experiences are worth shed loads to others, including the f'ups - live and learn.
Wouldn't YOU rather learn by someone else's mistakes? So would they.
'78 Bay, 2 litre 091 box, EJ20 NA & the ashtray's on the 'right' side.
I don't lean forward for hills any more
Bugger, missed out on "Live fast, die young"
Alrighty i'll post up here as i actually build stuff.
I know its a '96 engine, obdII, it just has the goofy exhaust ports and the egr. I'll just leave the egr on, its not hurting anything. It's also from an automatic so it'll have some goofyness from the neutral switch or what have you.
I have done this before, so it should be easier this time around
I just need to get a harness together... I'll do the 'easy' route this time, and strip down a complete harness instead of merging the two cut pieces together
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