Technical Guides for the E90, E91, E92, E93, F30.
Well first I have a bmw 320i, 2008 May, just had the front cat replaced with a bosal after market cat. Replaced 3 sensors too.
After2 days driving the emu has given me error readings P2272 o2 sensor biased/stuck lean bank 2 sensor 2 and P114B- manufacturers specific code.
How do I...