where do I find the rear oxygen sensor heater

99sentra · Jan 16th, 2005, 01:10 PM

My 1999 Sentra came up with code 902 on the ECU, I was able to check and then clear the code, but it came back in the first half hour of use! Where can I find the Rear oxygen sensor so I can check/change it. Hope someone can help. Thanks

lshadoff · Jan 16th, 2005, 01:14 PM

The rear O2 sensor is behind the catalytic converter.

Lew

99sentra · Jan 16th, 2005, 01:27 PM

Quote:

Originally Posted by lshadoff

The rear O2 sensor is behind the catalytic converter.

Lew

Thanks a lot man, I appreciate your help