How many miles should you replace the oxygen sensor

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Oct 11, 2012 | 02:24 PM

XjZack

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Joined: Feb 2012

Posts: 151

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From: SoCal

Year: 1998

Model: Cherokee

Engine: 4.0 high output

How many miles should you replace the oxygen sensor

Hello
I have 1667xx miles on my 1998 jeep xj is there a way i can test the oxygen sensor or should it be replaced

Oct 11, 2012 | 02:26 PM

VTJeep

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Joined: Jul 2010

Posts: 4,930

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From: 802

Year: 99

Model: Cherokee

Engine: 4.0

Yup. A good diagnostics machine can read o2 function and tell you if it's working properly. Poor mpgs, hesitations and a CEL are common symptoms.

Oct 11, 2012 | 03:15 PM

Firestorm500

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Joined: Apr 2009

Posts: 4,734

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Year: 2015, 2012

Model: Grand Cherokee (WK2)

Engine: 3.6L

And if it ain't broke don't fix it.

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