# ka o2 sensor

**URL:** <https://forums.speedlife.net/t/ka-o2-sensor/99663>\
**Category:** SON240sx Automotive\
**Created:** [September 7, 2006, 9:32am UTC](https://forums.speedlife.net/t/ka-o2-sensor/99663 "2006-09-07T09:32:56Z")\
**Posts on this page:** 5\
**Page:** 1

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**Author:** ![mungrin](https://avatars.discourse-cdn.com/v4/letter/m/e9c0ed/32.png) [@mungrin](https://forums.speedlife.net/u/mungrin)\
**Post date:** [September 7, 2006, 9:32am UTC](https://forums.speedlife.net/t/ka-o2-sensor/99663/1 "2006-09-07T09:32:56Z")

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hey guys where is the maf and the o2 sensor on a ka engine? its hte 1990 so sohc one? ive searched and cant find it =(

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**Author:** ![s14\_2Nv](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/s14_2nv/32/5476_2.png) [@s14\_2Nv](https://forums.speedlife.net/u/s14_2Nv)\
**Post date:** [September 7, 2006, 9:38am UTC](https://forums.speedlife.net/t/ka-o2-sensor/99663/2 "2006-09-07T09:38:59Z")

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maf is near the air box and o2 sensor is on the downpipe.

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**Author:** ![mungrin](https://avatars.discourse-cdn.com/v4/letter/m/e9c0ed/32.png) [@mungrin](https://forums.speedlife.net/u/mungrin)\
**Post date:** [September 7, 2006, 6:40pm UTC](https://forums.speedlife.net/t/ka-o2-sensor/99663/3 "2006-09-07T18:40:33Z")

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is it recommended to change them or jsut clean them for better mileage?

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**Author:** ![DarkForceJackal](https://avatars.discourse-cdn.com/v4/letter/d/b38774/32.png) [@DarkForceJackal](https://forums.speedlife.net/u/DarkForceJackal)\
**Post date:** [September 7, 2006, 7:14pm UTC](https://forums.speedlife.net/t/ka-o2-sensor/99663/4 "2006-09-07T19:14:09Z")

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Check to ensure MAF is clean, and if you clean it do it carefully as to avoid damaging the wire part of the sensor. Only replaced if actually faulty, and shouldn’t need cleaning.

Replace O2 sensor every 2 years or so as maintenance or part of a tune up.

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**Author:** ![mungrin](https://avatars.discourse-cdn.com/v4/letter/m/e9c0ed/32.png) [@mungrin](https://forums.speedlife.net/u/mungrin)\
**Post date:** [September 7, 2006, 9:10pm UTC](https://forums.speedlife.net/t/ka-o2-sensor/99663/5 "2006-09-07T21:10:50Z")

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ok thansk guys