Home >> BMW >> 2007 >> 335i 2D Convertible, Standard >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Self Diagnosis - Diagnostic Trouble Codes - DTC P150A - U1166 (N54) >> BMW MSD80 >> DTC P165A, BMW Hex Code 0x2F4A, BMW Code 12106: EWS (Electronic Immobilizer) Interface to ECM, Hardware Error (MAX) >> System test