p2271,p2096 bmw 535i xdrive 2009 need help

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Carguy1 · Answer 1 · 2018-08-27T19:44:45+0000

Hi there,

These codes indicate issues with the O2 sensors. Here is a list of possible causes.

P2271 BMW - O2 Sensor Signal Biased/Stuck Rich Bank 1 Sensor 2

Read more: https://www.autocodes.com/p2271_bmw.html

P2096 BMW - Post Catalyst Fuel Trim System Too Lean Bank 1

Read more: https://www.autocodes.com/p2096_bmw.html