Home >> BMW >> 2010 >> 550i Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Self Diagnosis - Diagnostic Trouble Codes - DTC P0035 - DTC P0480 (N63 & S63) >> Diagnostic Trouble Codes (DTCS) MSD85 - Bn2020 >> DTC P166F, BMW Hex Code 0x12B604, BMW Code 1226244: Internal Control Module Measurement Error Oxygen Sensor Heating (Bank 2 Sensor 1) >> Time conditions