BMW Z4 2009–2013 — technical service bulletin
Bulletin B121516 · NHTSA communication 10147002 · issued Aug 1, 2016
Technical service bulletin
communication type
Engine and Engine Cooling
component
2009–2013
model years
5
vehicle entries
Official summary
"VOLUNTARY EMISSIONS RECALL CAMPAIGN 16E-A04: DME - OBD. The DME software calibration for exhaust gas recirculation (EGR) on board diagnosis (OBD) may not function correctly. This would not cause problems with the vehicle emissions, but could cause it not to pass the OBD readiness Inspection/Maintenance test in certain states. ModelTarget Integration levelE89 (Z4)E89X-16-03-502 or higherAFFECTED VEHICLES This Emissions Recall Campaign affects E89 vehicles with the N54 and N54T engines produced February 25, 2009 to August 1, 2011. First check if a Recall Completion Label, SD 92-435 for this cam
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.