BMW 550I 2010–2012 — technical service bulletin
Bulletin 122211 · NHTSA communication 10149297 · issued Jan 1, 2013
Technical service bulletin
communication type
Fuel System, Gasoline
component
2010–2012
model years
6
vehicle entries
Official summary
N63: Engine Malfunction Warning Due to Vapor Forming in the Fuel System. The Engine Malfunction warning is displayed and the Service Engine Soon (MIL) Lamp is on. This situation may occur when starting the engine at operating temperature after a "hot-soak" period. It is more likely to occur during months with cooler ambient temperatures and winter fuel is available. The following fault code is stored in the DME. 110001 - Cylinder injection cutout: pressure too low in high-pressure system And additionally in isolated cases fault: 11A002 - Fuel high-pressure system, fuel pressure: minimum pressu
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.