BMW 1 Series M 2008–2014 — technical service bulletin

Bulletin 110614 · NHTSA communication 10148161 · issued Dec 1, 2014

Technical service bulletin

communication type

Engine and Engine Cooling

component

2008–2014

model years

vehicle entries

Official summary

INFORMATION This bulletin outlines the Customer Care Package program that has been designed exclusively for BMW vehicles with the N63 engine. Vehicles with the N63 high performance engine are engineered with EfficientDynamics that provides fuel economy without compromising on its "class leading" power and performance. To ensure these engines keep delivering the ultimate performance, we have designed this Care Package that includes a 6 point check, and if necessary, the replacement of one or more of the following powertrain components: ? Hot-Film Air Mass Sensors ? PIEZO High Pressure Fuel Inje

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.