4 wire oxygen sensor colors?
Thread Starter
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Joined: Nov 2008
Posts: 142
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From: Indiana
Year: 1987
Model: Cherokee
Engine: 4.0
Well, some fellow (more than likely a jobless drug addict) decided to crawl under my wife's jeep and hacksaw the catalytic converter for $25 dollars worth of scrap.
Anyhow, they yanked the 02 with it, plug and all. I have the replacement parts, but I don't know which two are the heater wires and which is the signal (ground shouldn't be too hard to figure out)
This is a 97 ZJ, Any help would be fantastic.
Thanks,
RC
Anyhow, they yanked the 02 with it, plug and all. I have the replacement parts, but I don't know which two are the heater wires and which is the signal (ground shouldn't be too hard to figure out)
This is a 97 ZJ, Any help would be fantastic.
Thanks,
RC
Thread Starter
Member
Joined: Nov 2008
Posts: 142
Likes: 0
From: Indiana
Year: 1987
Model: Cherokee
Engine: 4.0
That would seem like an easy solution, but it wouldn't resolve my problem.
I still have the wires hanging down for the 02, so no worries there. The issue is, the replacement 02 is a wire in. Yes I could go grab another plug, but I think I will just use a molex as I have them handy and provide good connections.
It has a Black wire for signal, grey for ground, and purple and white for the heater.
The zj has a green/red, black/white, black/red and black/... green I think. Can't remember now.
Hopefully someone may know the color code. Like I said, ground isn't too hard to find, but the rest, I don't really know.
I still have the wires hanging down for the 02, so no worries there. The issue is, the replacement 02 is a wire in. Yes I could go grab another plug, but I think I will just use a molex as I have them handy and provide good connections.
It has a Black wire for signal, grey for ground, and purple and white for the heater.
The zj has a green/red, black/white, black/red and black/... green I think. Can't remember now.
Hopefully someone may know the color code. Like I said, ground isn't too hard to find, but the rest, I don't really know.
Last edited by RCB; Dec 16, 2010 at 03:36 PM.
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