C104 plug

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Dave2207
E30 Zone Newbie
E30 Zone Newbie
Posts: 5
Joined: Tue Apr 18, 2017 11:00 pm

Post Sat May 13, 2017 6:47 am

Hi guys, can anyone tell me what the three wires are for on the c104 plug coming out of the engine harness, I have a green, white and black/blue.
Does the green wire power the ecu?
Cheers
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