Replacement O2 Sensor?
Senior Member
Joined: Apr 2012
Posts: 578
Likes: 4
From: Ocean, New Jersey
Year: 2000
Model: Cherokee
Engine: 4.0
CF Veteran
Joined: Oct 2011
Posts: 4,440
Likes: 3
From: Seal Beach, CA
Year: 1996
Model: Cherokee
Engine: 4.0 HO Straight Six
Senior Member
Joined: Mar 2013
Posts: 691
Likes: 2
From: Texas
Year: 1993
Model: Cherokee
Engine: 4.0L
While I have no intention of replacing the NTK sensor now that I have it, I'm not sure what all of this has to do with a Fram filter?!? I don't use a Fram because a lot of people have explained WHY it is an inferior product.
We're back to my original point that no one seems to want to address: WHY should any of us not use a Bosch o2 sensor if the performance of our Jeep is satisfactory?
We're back to my original point that no one seems to want to address: WHY should any of us not use a Bosch o2 sensor if the performance of our Jeep is satisfactory?
CF Veteran
Joined: Aug 2010
Posts: 1,150
Likes: 1
From: Nashville, TN
Year: 1997, 1993
Model: Cherokee
Engine: 4.0L
While I have no intention of replacing the NTK sensor now that I have it, I'm not sure what all of this has to do with a Fram filter?!? I don't use a Fram because a lot of people have explained WHY it is an inferior product.
We're back to my original point that no one seems to want to address: WHY should any of us not use a Bosch o2 sensor if the performance of our Jeep is satisfactory?
We're back to my original point that no one seems to want to address: WHY should any of us not use a Bosch o2 sensor if the performance of our Jeep is satisfactory?
Bosch O2 sensors are fine if they work. They are pretty hit or miss in XJ's but if you get good ones they are fine.
CF Veteran
Joined: Oct 2011
Posts: 4,440
Likes: 3
From: Seal Beach, CA
Year: 1996
Model: Cherokee
Engine: 4.0 HO Straight Six
So our point is, why go with a product that is hit and miss when you can go with a superior company like NTK, where you know for sure you won't have any problems.
Senior Member
Joined: Jul 2010
Posts: 620
Likes: 0
From: Clover, S.C.
Year: 1998
Model: Cherokee
Engine: 4.0L
To the original poster, are you positive it is actually the 02 sensor that is tripping the code?
My 98 was throwing a C/E light code for the 02 sensor (upstream) and I replaced it. Turned out it was actually the 02 heater circuit. The cause was eventually found to be the the wire pigtail for the downstream sensor.
It had fallen onto the rear driveshaft yoke and was grounding out and melting a small 15 amp fuse under the hood.
I just cut that bad spot out of the wire and spliced in a new piece.
P.S. took me about a year to track down the real cause. this was frustrating to say the least. Haven't seen my C/E light come on in about two years now.
My 98 was throwing a C/E light code for the 02 sensor (upstream) and I replaced it. Turned out it was actually the 02 heater circuit. The cause was eventually found to be the the wire pigtail for the downstream sensor.
It had fallen onto the rear driveshaft yoke and was grounding out and melting a small 15 amp fuse under the hood.
I just cut that bad spot out of the wire and spliced in a new piece.
P.S. took me about a year to track down the real cause. this was frustrating to say the least. Haven't seen my C/E light come on in about two years now.
Last edited by buckshot500; Jul 2, 2013 at 07:48 PM.
Newbie
Joined: Sep 2015
Posts: 3
Likes: 1
From: Alabama
Year: 1997
Model: Cherokee
Engine: 4.0l 62mm BBK throttle body, cold air intake, electric fan conversion, doubler roller timing set,
23151 has been discontinued. What's everyone doing now using Bosch?
1997 Jeep Cherokee Sport with 4.0l
1997 Jeep Cherokee Sport with 4.0l
Newbie
Joined: Sep 2015
Posts: 3
Likes: 1
From: Alabama
Year: 1997
Model: Cherokee
Engine: 4.0l 62mm BBK throttle body, cold air intake, electric fan conversion, doubler roller timing set,
I did not know if the number superceded to a new number? I will try other sites for parts beside rockautoparts.. 😞
CF Veteran




Joined: Sep 2017
Posts: 1,560
Likes: 307
From: MO
Year: 1996
Model: Cherokee (XJ)
Engine: 4.0
I'd stick with RA!
https://www.napaonline.com/en/p/DEN2...pressionRank=4
https://www.rockauto.com/en/moreinfo...t=5132&jsn=330
Almost $40 cheaper.
https://www.napaonline.com/en/p/DEN2...pressionRank=4
https://www.rockauto.com/en/moreinfo...t=5132&jsn=330
Almost $40 cheaper.
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