O2 sensor question
#17
it says that your ecu will relearn over the next 50 WARM UP CYCLES... does this mean starts, or a more extended period of running, i wondered aloud... then people started to stare...
#18
Junior Member
Joined: Nov 2010
Posts: 55
Likes: 0
From: Coquitlam, B.C.
Year: 1997
Model: Cherokee
Engine: 4.0
You could also just pull off the front o2 sensor and clean the powder coated crud off it as they work by taking a temp reading by the amount of oxygen flowing over the sensor so no crud would make a difference on the reading no ?
Maybe it will last a few more years who knows...
Maybe it will last a few more years who knows...
#20
Seasoned Member
Joined: May 2010
Posts: 406
Likes: 0
From: Suffolk long island
Year: 1994
Model: Cherokee
Engine: 4.0 L I6
Ive never heard of cleaning 02 sensors...Does this actually work and what would you clean it with, I would assume something thats not too volatile...
Found some sensors from rockAUTO for under 30$, I can only find upstream sensors though. Is it worth replacing the other one?
Found some sensors from rockAUTO for under 30$, I can only find upstream sensors though. Is it worth replacing the other one?
Last edited by phoenix901223; 12-16-2010 at 04:14 PM.
#21
Junior Member
Joined: Nov 2010
Posts: 55
Likes: 0
From: Coquitlam, B.C.
Year: 1997
Model: Cherokee
Engine: 4.0
I just brushed off the powder coat that was on my front O2 sensor I was`nt to sure at the time what would be safe so I can`t say for sure it`s safe maybe someone could chime and with there 2 cents.
Maybe just hold a small flame to it to burn off what left after it been sitting for 10 min ?
These pic`s are after I cleaned it sorry but you can see from the pic`s the small amount of crud at the bottom rim of the sensor casing, there was alot of that covering the casing and was most likely blocking the air flow to the sensor inside.
My cat looks nice and clean though...
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