BMW 530I 2017 — technical service bulletin
Bulletin B610917 · NHTSA communication 10146590 · issued Mar 1, 2017
Technical service bulletin
communication type
Electrical System
component
2017
model years
4
vehicle entries
Official summary
"?FAULT CODE CD0600 IN CENTRAL GATEWAY MODULE . Discovered during vehicle diagnosis, Fault Code CD0600 ""Ethernet unexpected linkdown"" is recorded in Central Gateway Module (ZGW). No malfunction perceptible to the customer. Erroneous fault memory entry."
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.