BMW 1 Series M 2008–2014 — technical service bulletin

Bulletin 111614 · NHTSA communication 10148163 · issued Dec 1, 2014

Technical service bulletin

communication type

Engine and Engine Cooling

component

2008–2014

model years

vehicle entries

Official summary

N63 Engine: Check the Timing Chain. INFORMATION This bulletin outlines the procedure to check the engine timing chains for wear and should be completed in conjunction with SI B11 06 14 "N63 Customer Care Package". Performing the test plans identified in the procedure below will detect wear at an early stage and if necessary provide a repair solution. To avoid future valvetrain wear, the vehicle must be reprogrammed and a shorter oil service interval must be retrofitted via ISTA/P. Finally, drain and replace the engine's oil and filter. After completing all necessary repairs included in the N63

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.