# O2 sensor

**URL:** <https://forums.speedlife.net/t/o2-sensor/100846>\
**Category:** SON240sx Automotive\
**Created:** [October 15, 2006, 8:04pm UTC](https://forums.speedlife.net/t/o2-sensor/100846 "2006-10-15T20:04:28Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![amanvassan](https://avatars.discourse-cdn.com/v4/letter/a/e480ec/32.png) [@amanvassan](https://forums.speedlife.net/u/amanvassan)\
**Post date:** [October 15, 2006, 8:04pm UTC](https://forums.speedlife.net/t/o2-sensor/100846/1 "2006-10-15T20:04:28Z")

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How can I test the front O2 sensor? I read 0.006V and it doesn’t change with throttle change. Any suggestions…?