Mercedes Benz

2010 BMW 335Cic Convertible (E93) L6-3.0L Turbo (N54) Technical Service Bulletin # 121110 Date: 110101 Fuel System - HDP High Pressure Faults Diagnostics SI B12 11 10 Engine Electrical Systems January 2011 Technical Service This Service Information bulletin supersedes B12 11 10 dated June 2010. [NEW] designates changes to this revision SUBJECT N54, N54T, N55 - Diagnosis for HDP High-pressure Faults MODEL E82, E88, E89, E90, E92, E93, E60, E61, E71, F01, and F02 vehicles with the N54 or N54T engine E82, E88, E90, E92, E93, E70, E71, F07, and F10 vehicles with the N55 engine SITUATION The following HDP high fuel pressure faults may be stored in the DME control module: ^ 2FBE (Fuel pressure too high, after engine stop) on E6x, E8x, E9x, and E71 vehicles with N54 or N54T (DME variants MSD80 or MSD81) ^ 11A301 (Fuel high pressure after engine stop; pressure too high) on F01 and F02 vehicles with N54 (DME variant MSD87) ^ 2BEC (Fuel high pressure after engine stop; pressure too high) on E7x...