Home >> BMW >> 2009 >> 650i 2D Convertible, Automatic >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Self Diagnosis - Diagnostic Trouble Codes - DTC P1327-U1202 (N62) >> BMW Me9.2.3 (DTC P1327-U1202) >> DTC U0155, BMW Hex Code 0xCDB7, BMW Code 52663: Lost Communication With Instrument Panel Cluster (IPC) Control Module (SIG) >> BMW Fault Code (hex)