Porsche Cayenne 2003–2005 — technical service bulletin
Bulletin S-24-08 · NHTSA communication 10026870 · issued Sep 3, 2008
Technical service bulletin
communication type
Engine and Engine Cooling
component
2003–2005
model years
9
vehicle entries
Official summary
Porsche: rough running engine at idle speed. Diagnostics on hot film mass air flow sensor (maf). Maf sensors that are in perfect working order are being replaced unnecessarily in the dealer's organization. *pe
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.