Oxygen sensor for 02 Elantra

01-26-2008, 10:09 AM
Can anyone out there tell me how many oxygen sensors there are on a 2002 Elantra GLS? I keep finding one for before catalyst and after catalyst. I was not aware there were two of these sensors....or are there?


01-26-2008, 04:44 PM
Yup, sure are.

Most cars since about 96 or 97 have 2.

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