Home >> BMW >> 2013 >> Alpina B7 >> Repair and Diagnosis >> Engine Performance >> System >> Self Diagnosis - Diagnostic Trouble Codes - DTC P14C0 - DTC U1179 (N63 & S63) >> Diagnostic Trouble Codes (DTCS) MSD85 - Bn2020 >> DTC P16A4, BMW Hex Code 0x1F0304, BMW Code 2032388: Internal Control Module Knock Sensor Module Error >> Breakdown instruction