BMW 1 Series M 2009–2015 — technical service bulletin

Bulletin 340514 · NHTSA communication 10148180 · issued Dec 1, 2014

Technical service bulletin

communication type

Electrical System

component

2009–2015

model years

vehicle entries

Official summary

Dynamic Stability Control Unit (DSC) Aborted when Programming Vehicle. If termination of vehicle programming occurs due to: A. Undervoltage (when the vehicle is connected to an approved battery charger/power supply) B. Lost connection to the server C. Termination by the control module D. Termination by ISTA/P E. ICOM connector removed/falls out Then the DSC module may no longer communicate when connected to ISTA/D or ISTA/P. As a result, the DSC module cannot be reprogrammed. DSC software

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.