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August 23, 2025 Service bulletin

Instructions on advanced technical information for the Cayenne DME P242100 – Fuel Tank Isolation Valve for...

Porsche technical service bulletin No. 2521 for 2024-2026 Porsche Cayenne.

Bulletin number
No. 2521
Component
Engine
Summary
Instructions on advanced technical information for the Cayenne DME P242100 – Fuel Tank Isolation Valve for Tank Ventilation System Stuck Open. Models affected are 9YAAV1, 9YABN1, 9YACT1, 9YBAV1, 9YBBN1, 9YBCT1

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