Porsche Cayenne 2019–2026 — technical service bulletin
Bulletin No. 75-25 · NHTSA communication 11029199 · issued Feb 26, 2026
Technical service bulletin
communication type
Electrical System
component
2019–2026
model years
11
vehicle entries
Official summary
Technical information for Various White Messages Regarding Driver Assistance Systems In the Instrument Cluster/Fault Memory Entry "C12D5FA" In the Control Unit for Driver Assistance Systems - ZFAS
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.