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 P2097, BMW Hex Code 0x277C, BMW Code 10108: Post Catalyst Fuel Trim System Too Rich (Bank 1) (SIG) >> Calculated value Y/N