BMW X5 2016–2018 — technical service bulletin
Bulletin B650518 · NHTSA communication 10172501 · issued Feb 1, 2020
Technical service bulletin
communication type
Air Bags
component
2016–2018
model years
3
vehicle entries
Official summary
AIR BAG LAMP ILLUMINATED. FAULT CODE 9309A0: This Service Information Bulletin (Revision 4) replaces SI B65 05 18 dated October 2018. The red air bag warning light is illuminated: Check Control message: restraint system CCM-ID: 97 The following fault memory is entered in the ACSM4 (Advanced Crash Safety Module): 9309A0 - Safety battery terminal 3: Resistance too big / Safety cutout of EME: Resistance too great A contact problem with connector A190*1B at the EME (Electrical Machine Electronics). The wires going to pins 7 (CRASH +) and 20 (CRASH-) in connector A190*1B are under tension. Vibratio
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.