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 P3023, BMW Hex Code 0x27D4, BMW Code 10196: O2 Sensor Disturbed SPI Communication to WRAF-IC (Bank 2 Sensor 1) (SIG) >> Customer perception comments