Home >> Mini >> 2009 >> Cooper Base, 2D Convertible, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Diagnostic Trouble Codes - With Diagnosis (N12) >> Diagnostic Trouble Codes MEV17.2 (N12) >> DTC P3012, BMW Hex Code 0x2A6C, BMW Code 10860: O2 Sensor Signal Circuit Adaptation Value Too High (Bank 1 Sensor 1) (MAX) >> Possible Fault Causes