# Audi techs .. or know-it-alls

**URL:** <https://forums.speedlife.net/t/audi-techs-or-know-it-alls/208310>\
**Category:** NYSpeed Automotive\
**Created:** [January 19, 2011, 5:35am UTC](https://forums.speedlife.net/t/audi-techs-or-know-it-alls/208310 "2011-01-19T05:35:29Z")\
**Posts on this page:** 6\
**Page:** 1

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**Author:** ![BDR5oh](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/bdr5oh/32/7315_2.png) [@BDR5oh](https://forums.speedlife.net/u/BDR5oh)\
**Post date:** [January 19, 2011, 5:35am UTC](https://forums.speedlife.net/t/audi-techs-or-know-it-alls/208310/1 "2011-01-19T05:35:29Z")

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I have a 97 A8 … and its throwing a 1198 and 1199 code …

could anyone point me in the right direction on what to look at … i dont want to throw in a pair of O2’s and that not be my problem …

thanks Derrick

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**Author:** ![Jeller](https://avatars.discourse-cdn.com/v4/letter/j/bc8723/32.png) [@Jeller](https://forums.speedlife.net/u/Jeller)\
**Post date:** [January 19, 2011, 6:56am UTC](https://forums.speedlife.net/t/audi-techs-or-know-it-alls/208310/2 "2011-01-19T06:56:23Z")

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I am not sure if the 4.2 is any similar to the info below…? might help…

[http://forums.audiworld.com/showthread.php?t=345305](http://forums.audiworld.com/showthread.php?t=345305)  
[http://www.audiworld.com/tech/eng101.shtml](http://www.audiworld.com/tech/eng101.shtml)

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**Author:** ![BDR5oh](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/bdr5oh/32/7315_2.png) [@BDR5oh](https://forums.speedlife.net/u/BDR5oh)\
**Post date:** [January 19, 2011, 7:24am UTC](https://forums.speedlife.net/t/audi-techs-or-know-it-alls/208310/3 "2011-01-19T07:24:41Z")

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cool … i thought they were wired in parallel …

im gonna go try this in a little bit …

but till then … if anyone has anymore info

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**Author:** ![BDR5oh](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/bdr5oh/32/7315_2.png) [@BDR5oh](https://forums.speedlife.net/u/BDR5oh)\
**Post date:** [March 8, 2011, 9:26am UTC](https://forums.speedlife.net/t/audi-techs-or-know-it-alls/208310/4 "2011-03-08T09:26:11Z")

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BUMP … both o2 are showing 12.9ohms on the heater side (at the plug for the sensor)

can anyone get me a wiring diagram for the sensors??

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**Author:** ![lsvtechatch](https://avatars.discourse-cdn.com/v4/letter/l/e5b9ba/32.png) [@lsvtechatch](https://forums.speedlife.net/u/lsvtechatch)\
**Post date:** [March 8, 2011, 5:30pm UTC](https://forums.speedlife.net/t/audi-techs-or-know-it-alls/208310/5 "2011-03-08T17:30:28Z")

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If you go to Autozone they will scan it and the print out will tell you what the code means. Im not sure if this is what your looking for but I hope it helps.

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**Author:** ![BDR5oh](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/bdr5oh/32/7315_2.png) [@BDR5oh](https://forums.speedlife.net/u/BDR5oh)\
**Post date:** [March 9, 2011, 4:39am UTC](https://forums.speedlife.net/t/audi-techs-or-know-it-alls/208310/6 "2011-03-09T04:39:17Z")

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thanks i have a scan tool … i know what the code means … just need a little more insight