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December 2, 2025 Service bulletin

Symptom based workshop manual for a Brake Symptom

Porsche technical service bulletin No. 211-23-1 for 2022-2023 Porsche Cayenne E-Hybrid and 2022-2023 Porsche Cayenne Turbo S E-Hybrid.

Bulletin number
No. 211-23-1
Component
Service brakes
Summary
Symptom based workshop manual for a Brake Symptom - Yellow Warning Message “PSM Failure” in the Instrument Cluster: Checking Hydraulic Unit and Re-Program PSM Control Unit

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