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Home >> BMW >> 2014 >> 750Li >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Self Diagnosis - Diagnostic Trouble Codes - Bank 1 (N63TU) >> Fault Code Tests >> DTC P0156: BMW DTC 12AC04; DME -- O2 Sensor Circuit (Bank 2 Sensor 2) >> Fault description

Fault description

The diagnosis monitors the oxygen sensor after catalytic converter.

Fault monitoring conditions:

The fault is identified when an electrical defect is present on the oxygen sensor after catalytic converter.