Air/Fuel wiring

Rick James

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can anyone tell me where to connect the wires
i know the red goes to the power and the black goes to the gound but i just need to know where to hook the purple one. i know its the signal wire but it says not right at the sensor. so where i do it then?
thanks
 

fast5thgen

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on autometers web site they have a spot that tells what wire you can go to at the ecu but I don't remember which it is - leme go look
 


Rick James

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i found the PDF file that tells u but it says not to the O2 sensor but the wire harness
anyone got a how-to
 

fast5thgen

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click on the violet signal wire link it tells you there
 


Rick James

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so does this mean i just connect it right where it come off the o2 sensor?
im so confused
i hope justin comes accross this i think he will know for sure
 

fast5thgen

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You don't want to connect it right to the wiring at the sensor if you don't have to because it can cause resistance in the wireing and then the gauge won't read right. Do you have a header and what motor is in your car?
 

fast5thgen

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ok you can wire it at the sensor but you have to sauter (spelling) the wires- if you just splice them or use but conecters you will have problems
 

Rick James

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what about if i buy that o2 sensor autometer sells and it looks like they just plug in some how
 

fast5thgen

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naw you can do it w/out that but you have to be careful with the wires on the O2 sensor cuz its easy to ruin the sensor
 

Rick James

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so just take the o2 senor out and find out what wire it is from the autometer site and then just soulder um together
 

Rick James

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yeah i saw that and it tell ya what wire or explains it.
if i f**k the o2 sensor how much is one of those
 

Rick James

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Originally posted by fast5thgen
ya but be careful -I ruined on sensor just by braking the signal wire
so i should just take some of the shielding off and wrap the wire around it and soulder but dont cut it?
 


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