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RecallGazette

Vehicle problems, recalls & safety intelligence

BMW 1 Series M 2009–2016technical service bulletin

Bulletin B123715 · NHTSA communication 10147762 · issued Oct 1, 2015

Technical service bulletin
communication type
Power Train
component
2009–2016
model years
35
vehicle entries

Official summary

N63 - Drivetrain Malfunction Warning with Quantity Control Valve Faults. The Drivetrain Malfunction message is displayed and any of the following faults for the quantity control valves are stored in the DME. 11C302 - Fuel- supply control valve 2, activation: short circuit to ground or open circuit 11C401 - Quantity control valve, activation: short circuit to ground 1F4C04 - Relay, quantity control valve: open circuit The most likely cause is the high fuel pressure quantity control valve relay (K6342) loose connection at the electrical connector.

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.