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August 12, 2025 Service bulletin

Manufacturers certificate for overview of approved Porsche C40 engine oils

Porsche technical service bulletin No. 31-25 for 2012-2020 Porsche Cayenne, 2020 Porsche Taycan and 2014-2020 Porsche Macan and others.

Bulletin number
No. 31-25
Component
Engine
Summary
Manufacturers certificate for overview of approved Porsche C40 engine oils. The vehicles affected are cars that use C40 engine oils. MY12-20

Owners of these vehicles have filed 135 complaints in the engine category.

Vehicles covered

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