Home >> BMW >> 2012 >> 335i 2D Convertible, Standard Trans >> Repair and Diagnosis >> Engine Performance >> System >> Self Diagnosis - N55 - Diagnostic Trouble Codes - DTC P0478 (BMW DTC 138101) Through DTC P0440 (BMW DTC 191D01) >> DTC P1447; BMW DTC 190408: DMTL, system fault: pump current reaches limit value during valve test >> Fault code