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Service bulletins for the 2018 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.

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

By type

By component

By trouble code

Bulletins, newest first
PIWIS2201at2022-10-05. Service bulletin. EQUIPMENT. Information for PIWIS tester update #41.375.050
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. 49-222022-10-05. Service bulletin. WHEELS. Instructions on the manufacturers certificate for approved wheels, tires, and spacers.
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. 2219.12022-10-05. Service bulletin. ENGINE AND ENGINE COOLING. Instructions on advanced technical information for various vehicles with 3GVTS - engine start inhibited and fault code present.
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. 197-21-12022-09-08. 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. 71-20-12022-09-08. Service bulletin. EQUIPMENT. Technical information for WLD4 - replacing hose for positive crankcase ventilation.
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. 40-222022-09-08. Service bulletin. WHEELS. Instructions on the manufacturers certificate for approved wheels and tires.
No. 197-21-32022-09-08. Service bulletin. ELECTRICAL SYSTEM. Technical information for WMP2 - reworking charging electronics
No. 2002.12022-09-08. Service bulletin. EQUIPMENT. Special tools information for new blitz table replacement castors.
No. 22162022-09-08. Service bulletin. EQUIPMENT. Special tools information for HV lift tools kit - for the Macan, Panamera, Cayenne, and Taycan
No. 181-212022-09-07. Service bulletin. ENGINE AND ENGINE COOLING. Technical information for AMC2 - reprograming DME and transmission control unit.
No. 30-22-12022-09-07. Service bulletin. ELECTRICAL SYSTEM. Technical information for WMJ9 - reprograming gateway control unit (battery sensor)
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
WMJ62022-08-16. Service bulletin. ELECTRICAL SYSTEM; SEATS. Porsche intranet posting with information on Workshop Campaign WMJ6 - reprograming and-or coding seat control unit
WMM72022-08-16. Service bulletin. ELECTRICAL SYSTEM. Porsche intranet posting with information on Workshop Campaign WMM7 - replacing VTS control unit
WLN32022-08-05. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Porsche intranet posting with information on Workshop campaign WLN3 - replacing starter
No. 33-222022-08-05. Service bulletin. ENGINE AND ENGINE COOLING. Overview of approved engine C20 engine oils for all Porsche models using this oil.

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