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Old 03-07-2011, 07:52 AM   #4
BMW_Hatchback
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Quote:
Originally Posted by jae_rex View Post
What did you do for the secondary o2? I'm having the same issue as well, since the stock 318 harness doesnt have the connection. I was planning on maybe finding the singal from the ECU and just tap it.
I used the M52 harness that came with the engine.
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