Audi A4 1997–2001 — technical service bulletin
Bulletin 0401 · NHTSA communication 10008077 · issued Jun 11, 2004
Technical service bulletin
communication type
Electrical System
component
1997–2001
model years
5
vehicle entries
Official summary
Throttle valve control module - j338-, will not adapt. *mj
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.