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Service bulletins for the 2023 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.

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

By type

By component

By trouble code

Bulletins, newest first
No. 2116.22023-08-03. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for the red warning instrument cluster - occupant seat belt not fastened.
PIWIS2301aq2023-08-03. Service bulletin. BACK OVER PREVENTION:SOFTWARE. Information for PIWIS tester update 42.000.048
No. 53-21-22023-08-03. Service bulletin. ELECTRICAL SYSTEM. Technical information for the message “e-power not available” appears in the instrument cluster with the message “oil level too high"
PIWIS2301ap2023-08-03. Service bulletin. EQUIPMENT. Information for PIWIS tester update 42.000.040
PIWIS2301ao2023-08-03. Service bulletin. EQUIPMENT. Information for PIWIS tester update 42.000.035
No. 236-22-12023-07-06. Service bulletin. ELECTRICAL SYSTEM. Technical information for WNT1 - reprogramming connect control unit and central computer
No. 1706.22023-07-06. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for packaging and test log requirements for high voltage lithium-ion battery returns.
No. 23112023-07-06. Service bulletin. EQUIPMENT. Special tools information on an upgrade to the pushers for the VAS5237
WPC52023-06-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:WIRELESS CHARGER/CRADLE. Porsche intranet posting with information on workshop campaign WPC5 - Porsche mobile charger cable
No. 15-232023-06-06. Service bulletin. ELECTRICAL SYSTEM. Technical information for a complaint involving the high-voltage battery that cannot be charged/fault memory entry B200000 in the high voltage charger control unit
No. 29-182023-06-06. Service bulletin. TRAILER HITCHES. Installation and conversion instructions for the trailer hitch on the 2018-2023 Cayenne.
No. 32-232023-06-06. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM); ENGINE AND ENGINE COOLING. Technical information for a message "engine control system fault" in conjunction
No. 2221.22023-05-03. Service bulletin. ENGINE AND ENGINE COOLING. Instructions on advanced tehcnical information for the Cayenne E-Hybrid - thermal management fault (P26B100) causes a check engine light
No. 2302.12023-05-03. Service bulletin. ELECTRICAL SYSTEM; EXTERIOR LIGHTING:HEADLIGHTS; VISIBILITY. Instructions on advanced technical information for the Cayenne - auxiliary headlight incorrect operation
No. 2307-12023-05-03. Service bulletin. EQUIPMENT. Special tools and information on the sealing ring extractor
No. 15-202023-05-03. Service bulletin. VISIBILITY. Installation and conversion instructions for the front camera on the Cayenne
No. 104-202023-05-03. Service bulletin. FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY. Symptom based workshop manual for a rattling noise form the fuel tank area - replacing fuel tank with new type of fuel tank
No. 31-202023-04-07. Service bulletin. ELECTRICAL SYSTEM. Technical information for the diagnosis and handling of 12v lithium ion battery
No. 2306.12023-04-06. Service bulletin. EQUIPMENT. Special tools information for the HV Diagnostic and repair tools/orange HV toolbox foam
No. 2221.12023-04-06. Service bulletin. ENGINE AND ENGINE COOLING. Advanced technical information for the Cayenne E-Hybrid - thermal management fault P26B100 Causes Check Engine Light
No. D4a2023-04-06. Service bulletin. EQUIPMENT. Product knowledge for the Porsche evolution from 1948-2023.
No. 122-202023-04-06. Service bulletin. SERVICE BRAKES, HYDRAULIC. Technical information on a complaint - brake noise
No. 23042023-03-04. Service bulletin. ENGINE AND ENGINE COOLING. Advanced technical information: E3.I/G2 V8 – Oil/Air Separator Membrane Failure
No. 09-232023-03-04. Service bulletin. FUEL SYSTEM, GASOLINE. Manufacturers certificate for approved engine oils for MY23.
PIWIS2301k2023-03-04. Service bulletin. EQUIPMENT. Information for PIWIS tester update 41.750.045 & .046

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