Is it possible to check to see if an O2 sensor? -
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Go Back > General Technical Discussions > Engines & Drivetrain > Is it possible to check to see if an O2 sensor?

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Unread 08-28-2013, 10:08 AM   #1
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1999 TJ Wrangler 
Join Date: Aug 2013
Location: Zellwood, Florida
Posts: 12
Is it possible to check to see if an O2 sensor?

I have a 99 tj an wondering if there's any way you could check an O2 sensor to see if its bad?

humpty99 is offline   Reply With Quote
Unread 08-28-2013, 01:18 PM   #2
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Posts: 57
I know you can use a DRB-III (Chrysler scan tool) and check functionality of the said O2 sensor with the engine cold....the scan tool is very expensive so I would recommend going to a dealer and having them check with one of theirs.
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