# 95-99 neon

**URL:** https://forums.speedlife.net/t/95-99-neon/11503
**Category:** NYSpeed Automotive
**Created:** [May 1, 2006, 11:30am UTC](https://forums.speedlife.net/t/95-99-neon/11503 "2006-05-01T11:30:54Z")
**Posts on this page:** 1
**Showing post:** 5

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### Author: ![zwarbyt](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/zwarbyt/32/7623_2.png) [@zwarbyt](https://forums.speedlife.net/u/zwarbyt)
#### Post date: [May 1, 2006, 12:00pm UTC](https://forums.speedlife.net/t/95-99-neon/11503/5 "2006-05-01T12:00:42Z")

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usually the rich/lean (on older neons) condition means one of two things, your cat is going, or you need to replace the 02

once the 02 gives NO reading, then it throws the malf o2 sensor code

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