Porsche 911 Turbo 2001 — technical service bulletin
Bulletin 604 · NHTSA communication 10011491 · issued Nov 18, 2004
Technical service bulletin
communication type
Equipment
component
2001
model years
1
vehicle entries
Official summary
Replacement sheets (supplement) for obd ii manual (obd ii) / dme 7.8: fault codes p0410/p0491/p0492/p1411. *tt
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.