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September 8, 2026 Service bulletin

Technical Information for Yellow Warning Message “All-Wheel Drive System Malfunction”, “C12BEF6” and...

Porsche technical service bulletin No. 81-26 for 2019-2026 Porsche Cayenne, 2019-2024 Porsche Cayenne S and 2019-2020, 2023 Porsche Cayenne Turbo and others.

Bulletin number
No. 81-26
Component
Electrical system
Summary
Technical Information for Yellow Warning Message “All-Wheel Drive System Malfunction”, “C12BEF6” and “C133700” in the All-Wheel Electronics Control Unit

Owners of these vehicles have filed 28 complaints in the electrical category.

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