pin #29 is the signal wire for the right o2
pin #43 for the left
if you unplug the ecu harness , the pins are numbered.......i did mine this way
ps .i put the signal wires on a toggle switch so i can check the right and left o2s as needed .....pretty helpful when troubleshooting
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the "not so old",old guy
87 Mustang GT T-top >hanlon t-5, pro 5.0, centerforce clutch ,adj. cable/quatrant ,3.27s ,full 2 1/2 ex(off road H) adj. reg. ,e-cam ,70mm TB, cobra intake ,1.7rr ,ported/milled e7ets w/crane springs ,306 balaced/decked short block w/speed pro forged flat top pistons ...257rwhp/302rwt
best et 13.7@102 (4/11 )
'80 Capri (future project,currently collecting parts for 351 moter)
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