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> ECU compatibility, Between 7A Celica and Corolla
post Apr 22, 2012 - 9:34 PM
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SwissFerdi

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So, I'm in the process of starting an auto-to-manual swap and would like to know if the ECU from a 7A-equipped 'Rolla would work in my OBDII ST.

I've got two part numbers here; neither match the '97 AT200 ECU, except for the first number sequence.
89661‑02290
89661‑02330

The first is for the XE model, the second is for DX and LE; both are '97 units. I am assuming here that as long as the car I pull it from is OBDII, it should work correctly. Research on the interwebs hasn't turned up a conclusive answer, so I appreciate any help in advance.

This post has been edited by SwissFerdi: May 3, 2012 - 10:40 PM


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'97 ST \ Eibach \ KYB \ Kenwood \ Alpine \ Cusco \ OEM+ [sold 10/18]
'93 MX-5 LE
 
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post May 3, 2012 - 10:42 PM
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SwissFerdi

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^ Exactly. The junkyard I'll go to has a week-long return policy, so swap 'er out in the parking lot and if it's no good, bring it right back. I thought the same in accordance to mapping, but I'm more concerned about the plugs. I'd rather not cut into my existing harness, that's just asking for issues...


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'97 ST \ Eibach \ KYB \ Kenwood \ Alpine \ Cusco \ OEM+ [sold 10/18]
'93 MX-5 LE
post May 3, 2012 - 10:54 PM
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Special_Edy



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QUOTE (SwissFerdi @ May 3, 2012 - 10:42 PM) *
^ Exactly. The junkyard I'll go to has a week-long return policy, so swap 'er out in the parking lot and if it's no good, bring it right back. I thought the same in accordance to mapping, but I'm more concerned about the plugs. I'd rather not cut into my existing harness, that's just asking for issues...

If I were you I would look up the part numbers for various electronic components for both vehicles. Make sure things like the Distributor and Ignitor are the same

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