Home >> BMW >> 2014 >> 750Li >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Self Diagnosis - Diagnostic Trouble Codes - Bank 1 (N63TU) >> Fault Code Tests >> DTC P3013: BMW DTC 129A20; DME -- O2 Sensor Signal Circuit Adaptation Value Too High (Bank 2 Sensor 1) >> Fault effect and breakdown warning