o2 sensor to ecu

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tdub1904

New Member
wonderin if anyone can help me with some wiring. i have an 89 d16a that i rewired to use in my dune buggy and everything works great but she blows some black smoke. i dont have the o2 sensor wired and i think thats the problem. i lost track of which terminal to wire to on ecu.
Can i run wire staight to ecu? and if so which terminal:confused:
 
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