Check engine codes

[Carolinacat]

P1136 bank 1 mixture adaptation system to lean
P1138 bank 2 mixture adaptation system to rich

Had a light pop on checked with a ecs master scan tool came back with this. O2 bad? Or I need to look at something else? Thanks

[lswing]

No Ross-tech VCDS? You'll get way more info...

[DHall1]

Ross

clear

recheck

[Bigglezworth]

http://www.audiworld.com/forums/a8-s8-d3-platform-discussion-60/p1136-p1138-system-too-lean-add-2860976/

[Carolinacat]

http://www.audiworld.com/forums/a8-s8-d3-platform-discussion-60/p1136-p1138-system-too-lean-add-2860976/

After reading thru that it looks like I'm gonna need a better scanner to see whats going on.