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Home >> BMW >> 2016 >> M4 Base, 2D Convertible, Standard Trans >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Self Diagnosis - Diagnostic Trouble Codes (S55) >> Fault Code Tests >> DTC P013E: BMW DTC 139001; DME -- O2 Sensor Delayed Response - Rich To Lean (Bank 1 Sensor 2) >> Fault description
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Fault description

The diagnosis monitors the dynamics of the voltage signal of the oxygen sensor after catalytic converter in case of change of the mixture.

Fault monitoring conditions:

The fault is detected whenever the response time of the oxygen sensor after the catalytic converter exceeds a value of 1000 ms.

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