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Service bulletins for the 2020 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.

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

By type

By component

By trouble code

Bulletins, newest first
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. 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. 2000.12022-10-05. Service bulletin. EQUIPMENT. Instructions on advanced technical information for the outside door handle - cracks/breaks
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.
No. 197-21-2)2022-10-04. Service bulletin. ELECTRICAL SYSTEM. Technical information for WMP2 reworking charging electronics.
No. 197-21-12022-09-08. Service bulletin. ELECTRICAL SYSTEM. Technical information for WMP2 - reworking charging electronics.
No. 1804.12022-09-08. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. Instructions on advanced technical information for the lubricant for the sunroof/sliding roof.
PIWIS2201an2022-09-08. Service bulletin. EQUIPMENT. Information for PIWIS tester update #41.300.000, .010 & .012
No. 22262022-09-08. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for the Macan, Cayenne, and 911. restarts unexpectedly.
No. 22242022-09-08. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. Instructions on advanced technical information for the Cayenne and 911 - inno-drive does not function.
No. 147-222022-09-08. Service bulletin. VISIBILITY. Technical information for dust/spots on headlight lens for all models starting at model year 2020.
No. 197-21-22022-09-08. Service bulletin. ELECTRICAL SYSTEM. Technical information on WMP2 - reworking charging electronics.
No. 139-222022-09-08. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Technical information for the check engine warning light activated/fault memory entry.
No. 41-222022-09-08. Service bulletin. WHEELS. Instructions on the manufacturers certificate for approved wheels and tires.
No. 40-222022-09-08. Service bulletin. WHEELS. Instructions on the manufacturers certificate for approved wheels and tires.
No. 2002.12022-09-08. Service bulletin. EQUIPMENT. Special tools information for new blitz table replacement castors.
No. 197-21-42022-09-08. Service bulletin. ELECTRICAL SYSTEM. Technical information WMP2 - reworking charging electronics (workshop campaign)
No. 22162022-09-08. Service bulletin. EQUIPMENT. Special tools information for HV lift tools kit - for the Macan, Panamera, Cayenne, and Taycan
No. 30-22-12022-09-07. Service bulletin. ELECTRICAL SYSTEM. Technical information for WMJ9 - reprograming gateway control unit (battery sensor)
No. 22212022-09-07. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Instructions on advanced technical information for the Cayenne E-Hybrid thermal management fault. Fault P26B100
No. 125-182022-09-07. Service bulletin. ELECTRICAL SYSTEM. Symptom base workshop manual for eliminating transmission symptoms - yellow warning message.
WMJ92022-08-17. Service bulletin. ELECTRICAL SYSTEM. Porsche intranet posting with information on Workshop Campaign WMJ9 - reprograming control unit gateway

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