# O2 sensor location

**URL:** <https://community.cartalk.com/t/o2-sensor-location/45543>\
**Category:** Maintenance/Repairs\
**Tags:** nissan, pathfinder\
**Created:** [March 4, 2010, 9:50pm UTC](https://community.cartalk.com/t/o2-sensor-location/45543 "2010-03-04T21:50:16Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![TEEJAY2](https://avatars.discourse-cdn.com/v4/letter/t/b782af/32.png) [@TEEJAY2](https://community.cartalk.com/u/TEEJAY2)\
**Post date:** [March 4, 2010, 9:50pm UTC](https://community.cartalk.com/t/o2-sensor-location/45543/1 "2010-03-04T21:50:16Z")

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I have a 03 nissan pathfinder SE 2whl drive…i would like to know what side is my O-2 sensor (bank 1 sensor 1) on…right or left. thank you

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**Author:** ![Tester](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/tester/32/15976_2.png) [@Tester](https://community.cartalk.com/u/Tester)\
**Post date:** [March 4, 2010, 9:55pm UTC](https://community.cartalk.com/t/o2-sensor-location/45543/2 "2010-03-04T21:55:33Z")

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It’s on the right bank of the engine.

Tester

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**Author:** ![TEEJAY2](https://avatars.discourse-cdn.com/v4/letter/t/b782af/32.png) [@TEEJAY2](https://community.cartalk.com/u/TEEJAY2)\
**Post date:** [March 5, 2010, 12:15am UTC](https://community.cartalk.com/t/o2-sensor-location/45543/3 "2010-03-05T00:15:18Z")

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Does right bank mean drivers side or passengers side?

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**Author:** ![hellokit](https://avatars.discourse-cdn.com/v4/letter/h/6a8cbe/32.png) [@hellokit](https://community.cartalk.com/u/hellokit)\
**Post date:** [March 5, 2010, 12:26am UTC](https://community.cartalk.com/t/o2-sensor-location/45543/4 "2010-03-05T00:26:49Z")

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When you look head-on at the fan belt, the right bank is on the left.