Home >> BMW >> 2009 >> X5 48i >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Self Diagnosis - Diagnostic Trouble Codes - DTC P0010-P1236 (N62) >> BMW Me9.2.3 (DTC P0010-P1236) >> DTC P0139, BMW Hex Code 0x2C84, BMW Code 11396: O2 Sensor Circuit Slow Response (Bank 1 Sensor 2) (SIG) >> Fault debouncing