Volkswagen ID.4 2021 — technical service bulletin
Bulletin V9321022064967_1 · NHTSA communication 10202585 · issued Oct 26, 2021
Technical service bulletin
communication type
Electrical System
component
2021
model years
1
vehicle entries
Official summary
Diagnostic assistance for DTC P0CFF00 and P2B2800.
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.