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Home >> BMW >> 2014 >> 328d >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Self Diagnosis - Diagnostic Trouble Codes (N47 & N57, Diesel) >> Fault Code Tests >> DTC P0171: BMW DTC 118401; DME -- System Too Lean (Bank 1) >> Action in service

Action in service

Consequential fault, rectify faults relating to the following components or functions:

Check exhaust system for leak tightness.

Renew injectors and then reset adaptations.