Porsche Cayenne 2011–2012 — technical service bulletin
Bulletin TI-52-12 · NHTSA communication 10048921 · issued Aug 8, 2012
Technical service bulletin
communication type
Electrical System
component
2011–2012
model years
9
vehicle entries
Official summary
Porsche: vehicles with rear end electronics and front end electronics control units have issues with key not able to be inserted in the ignition switch and a possibility of not switch to energy saving mode with rear end electronics due to software error and must be reprogrammed with updated data record. Models 2011-2012 cayenne, cayenne diesel, cayenne s hybrid, cayenne s, cayenne turbo. *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.