BMW 328D 2014–2016 — technical service bulletin
Bulletin 160215 · NHTSA communication 10147074 · issued Feb 1, 2015
Technical service bulletin
communication type
Electrical System
component
2014–2016
model years
13
vehicle entries
Official summary
SUBJECT Service Action: Program Control Units (SCR). An error in the calculation of the DEF line pressure by the SCR module software could occur at temperatures below 32°F/0°C. This could cause the Service Engine Soon light (MIL) to come on with a pressure plausibility fault stored in the SCR module.
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.