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September 11, 2025 Service bulletin

Technical information for Intermittent Warning Message “Power Button Faulty

Porsche technical service bulletin No. 65-25 for 2020-2025 Porsche Taycan, 2020-2024 Porsche Taycan 4s and 2020-2024 Porsche Taycan Turbo S and others.

Bulletin number
No. 65-25
Component
Electrical system
Summary
Technical information for Intermittent Warning Message “Power Button Faulty - Service Required” in the Instrument Cluster / Fault Memory Entry “B143C29” in the Rear-End Electronics Control Unit

Owners of these vehicles have filed 148 complaints in the electrical category.

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