There is a possibility that the function of the change-over valve for the sport exhaust system can fail as...
Porsche technical service bulletin 122-L4X2R-10 for 2010-2016 Porsche Panamera.
- Bulletin number
- 122-L4X2R-10
- Component
- Engine and engine cooling: exhaust system
- Summary
- There is a possibility that the function of the change-over valve for the sport exhaust system can fail as a result of water leaking in and causing corrosion. If this happens, the mode that was activated last will remain active. It will no longer be possible to switch between Sport and Normal mode in this case.In the event of a customer complaint or spare parts requirements for the change-over valve, the change-over valve and several individual components must be replaced - until such a time as the change-over valve becomes available as a repair kit,
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