LEMON Manuals: Even more car manuals for everyone
Home >> BMW >> 2014 >> 760Li >> Repair and Diagnosis >> Engine Performance >> System >> Self Diagnosis (N74) - 760LI - DTC P1413 - P060E (BMW DTC 170302 - 200A08), DTC U11DB - U119B (BMW DTC 230102 - CDF204) >> DTC P0420: BMW DTC 180001; DME -- Catalyst System Efficiency Below Threshold (Bank 1) >> Fault description

Fault description

Diagnosis monitors the ageing of the catalytic converter by measuring the oxygen capacity of the catalytic converter

The fault is detected when the catalytic converter diagnosis value exceeds the value of 0.92.

Possible fault cause:

Catalytic converter thermally aged or contaminated.