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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. 2307.12024-04-03. Service bulletin. ENGINE AND ENGINE COOLING. Instructions on advanced technical information for the display of "coolant temperature too high"
No. 2109.22024-04-02. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for critical 12v li-ion battery recycling.
No. 2116.32024-04-02. Service bulletin. SEAT BELTS. Instructions on advanced technical information for the red warning on the instrument cluster. Occupant seat belt not fastened.
WRB62024-03-07. Service bulletin. ELECTRICAL SYSTEM. Porsche intranet posting with information on stop delivery - WRB6 - replacing gateway control unit
No. 24082024-03-05. Service bulletin. ELECTRICAL SYSTEM:IGNITION; ELECTRICAL SYSTEM. Instructions on advanced technical information for the ignition lock error - B143C29
No. 22-24-12024-03-05. Service bulletin. ELECTRICAL SYSTEM. Technical information for WRB6 - replacing gateway control unit
No. 24062024-03-05. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for the mobile phone inductive charger information
No. 211-23-12024-03-05. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Symptom based workshop manual for the yellow warning message "PSM failure" in the instrument cluster - Checking Hydraulic Unit and Re-Program PSM Control Unit
No. 24042024-03-05. Service bulletin. ELECTRICAL SYSTEM. Advanced technical information for PCM6 vehicles lose LTE connectivity
PIWIS2401j2024-03-04. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM:SOFTWARE. Information for PIWIS tester update 42.500.020
No. 31-202024-03-04. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Technical information for a diagnosis and handling of 12 volt lithium ion battery
No. 2302.32024-02-08. Service bulletin. EXTERIOR LIGHTING:TURN SIGNAL; ELECTRICAL SYSTEM. Instructions on advanced technical information for the front turn signal on the Cayenne
No. 166-21-12024-02-08. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:PIPES, HOSES, AND FITTINGS; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT; ENGINE AND ENGINE COOLING. Technical information for Oil Leakage on Cylinder Head Cover: Insert Micro-Self-Locking Screw
No. 24022024-02-08. Service bulletin. EQUIPMENT; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; STRUCTURE:BODY:ROOF AND PILLARS. Instructions on advanced technical information for the Cayenne - roof sonsole rattles
No. 65-232024-02-07. Service bulletin. ELECTRICAL SYSTEM. Technical information for various PCM central computer fault corrections
No. 267-222024-02-07. Service bulletin. ENGINE AND ENGINE COOLING. Technical information for the check engine warning light - active in conjunction with fault memory entry P310B00
No. 2121.12024-02-07. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for ACC dynamic calibration fault
No. 167-23-22024-01-03. Service bulletin. ENGINE AND ENGINE COOLING. Technical information for the coolant warning light lights up - supposed coolant loss on coolant pump
No. 23322024-01-03. Service bulletin. POWER TRAIN; ENGINE AND ENGINE COOLING. Instructions on advanced technical information for the Cayenne auxiliary hydraulic pump for transmission oil fault
No. 2323.12024-01-03. Service bulletin. VISIBILITY. Instructions on advanced technical information for the surround camera intermittent operation
WPR02023-12-08. Service bulletin. ENGINE AND ENGINE COOLING. Porsche intranet posting with information on recoding thermal management control unit
No. 174-232023-12-08. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM; EQUIPMENT. Technical information for little or no cooling power from air-conditioning system
PIWIS2302s2023-12-08. Service bulletin. EQUIPMENT. Information for PIWIS tester update 42.300.050 & .052
No. 2221.32023-12-08. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for the Cayenne E-Hybrid - thermal management fault (P26B100)
No. 38-232023-12-07. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Instructions on manufactures certificate for approved Porsche C40 engine oils

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