2002 Hyundai Elantra oxygen sensor

2002 HYUNDAI ELANTRA
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CONNIE51502010
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  • 1 POST
Engine Performance problem
2002 Hyundai Elantra 4 cyl Front Wheel Drive Automatic

I have been told I need to replace the oxygen sensor on my car. But how do I know if I need a before catalytic converter or after. front or rear? dont know what part to order, help please.
Aug 13, 2010 at 12:51 AM
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BLUELIGHTNIN6
  • ✓Experienced Mechanic
  • 16,542 POSTS
oxygen sensors should be part of routine maintenance, such as filters etc... if you're replacing one it's best to replace them all.
Aug 13, 2010 at 4:15 PM
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