Home >> BMW >> 2008 >> M3 2D Convertible >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Self Diagnosis - Diagnostic Trouble Codes - DTC P1602 - DTC U1153 (S65) >> MSS60 Engine Operating System DTCS >> DTC P2099, BMW Hex Code 0x27C7, BMW Code 10183: Post Catalyst Fuel Trim System Too Rich (Bank 2) (MAX) >> Possible Fault Causes