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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. 1758.42022-12-07. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. Special tools information for the logo templates and exchangeable inserts.
PIWIS2202b2022-12-07. Service bulletin. EQUIPMENT. Information for PIWIS tester update 41.500.020 & .022
No. 224-222022-12-07. Service bulletin. VISIBILITY; EQUIPMENT. Symptom-based workshop manual for squeaking noise symptom when retracting and/or extending rear-view mirror
No. 112-222022-12-07. Service bulletin. ENGINE AND ENGINE COOLING. Technical information for WNH1 - reprogramming of the DME control unit
No. 22312022-12-07. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for the Porsche Mobile Charger Connect (PMCC)
No. 22242022-12-07. Service bulletin. EQUIPMENT. Special tools information for welding tools for the 911, 718, Macan, Panamera, Cayenne, Taycan.
No. D618.12022-12-07. Service bulletin. UNKNOWN OR OTHER; COMMUNICATION. Parts information for parts withdrawal involving the gateway
No. 2229.42022-12-07. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Instructions on advanced technical information for the conbox current draw discharges 12v battery - for the Cayenne and 911.
No. 197-212022-12-07. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:WIRELESS CHARGER/CRADLE. Information on reworking charging electronics - WMP2.
No. 2229.32022-12-06. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for the conbox current draw discharges 12v battery.
WNM62022-11-08. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. Porsche intranet posting with information for workshop campaign WNM6 - sticking over the label on the infrastructure charging cable
No. 2229.22022-11-04. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for the Cayenne and 911 - current draw discharges 12v battery
No. 173-222022-11-04. Service bulletin. ENGINE AND ENGINE COOLING. Technical information for an oil leak around the oil-filter housing
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
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. 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. 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

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