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Service bulletins for the 2021 Porsche Cayenne

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

829 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Bulletins, newest first
No. 2229.12022-11-04. Service bulletin. ELECTRICAL SYSTEM. Advanced technical information for the Cayenne and 911 - current draw discharges 12V battery
No. 155-222022-11-04. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Technical information on WMP4 - affixing label on the infrastructure charging cable.
No. 167-222022-11-04. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Technical information on WNM6 - affixing label on the infrastructure charging cable.
No. 56-222022-11-04. Service bulletin. TIRES; WHEELS. Instructions on the manufacturers certificate for approved tires and wheels.
No. 2011.12022-11-04. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Information for recommended HV battery - fire blanket on the Panamera, Cayenne, and Taycan
WND62022-10-06. Service bulletin. EQUIPMENT. Porsche intranet posting with information on workshop campaign WND6 - replacing front right air-spring strut
No. 30-222022-10-05. Service bulletin. ELECTRICAL SYSTEM. Technical information on WMJ9 – Re-Programming Gateway Control Unit
PIWIS2201au2022-10-05. Service bulletin. EQUIPMENT. Information for PIWIS tester update 41.400.000 & .010.
No. 22302022-10-05. Service bulletin. ENGINE AND ENGINE COOLING. Instructions on advanced technical information - DME Fault P25B400 (008403) “Wastegate, turbocharger bank 1 – stuck closed
No. 22292022-10-05. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for the Cayenne and 911 - conbox current draw discharges 12v battery
PIWIS2201at2022-10-05. Service bulletin. EQUIPMENT. Information for PIWIS tester update #41.375.050
No. 156-222022-10-05. Service bulletin. ENGINE AND ENGINE COOLING. Technical information for e-power not available - message or jerking/poor throttle response during catalytic converter heating phase.
No. 193-222022-10-05. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Technical information for check engine warning light active/fault memory entry (P26B100/00CB24) in the TME
PIWIS2201as2022-10-05. Service bulletin. EQUIPMENT. Information for PIWIS tester update #41.375.045.
No. 197-21-12022-10-05. Service bulletin. ELECTRICAL SYSTEM. Technical information for WMP2 - reworking charging electronics
No. D6152022-10-05. Service bulletin. EQUIPMENT; FUEL SYSTEM, GASOLINE. Parts information for parts withdrawal involving the fuel filler flap
PIWIS2201ar2022-10-05. Service bulletin. EQUIPMENT. Information for PIWIS tester update #41.375.040
No. 150-222022-10-05. Service bulletin. FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING. Technical information on the the MIL activating together with the fault memory entry - P045600/P044200
No. 8-202022-10-05. Service bulletin. ENGINE AND ENGINE COOLING. Installation and conversion instructions for the sport exhaust system
No. 20-192022-10-05. Service bulletin. ENGINE AND ENGINE COOLING. Installation and conversion instructions on the sports exhaust system
No. 2000.22022-10-05. Service bulletin. EQUIPMENT. Instructions on advanced technical information for the outside door handle - cracks/breaks
No. 74-222022-10-05. Service bulletin. POWER TRAIN. Technical information for WND6 - replacing front right air spring strut
No. 2000.12022-10-05. Service bulletin. EQUIPMENT. Instructions on advanced technical information for the outside door handle - cracks/breaks
No. 2203.32022-10-05. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for the e-hybrid OBC fault - B200000 DTC E11C11
No. 120-222022-10-04. Service bulletin. SERVICE BRAKES, HYDRAULIC. Symptom-based workshop manual for the PSCB brake system. Squeaking noises from around the front axle. Replacing brake discs and brake pads.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.