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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

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
No. 60-21-12021-05-05. Service bulletin. ELECTRICAL SYSTEM. Porsche service campaign information for Workshop Campaign WMD1- Performing PCM Software Update.
No. 05-212021-05-05. Service bulletin. ELECTRICAL SYSTEM. Instructions for replacing the HV battery on the Cayenne S-E Hybrid from MY2015 to 2018.
No. 36-21-12021-04-05. Service bulletin. ELECTRICAL SYSTEM. Instructions on how to reprogram the HV charger control unit in the event that charging is canceled and the check engine light is active.
No. 04-21-22021-04-05. Service bulletin. ELECTRICAL SYSTEM. Instructions on a possible customer complaint that the Google Earth Satellite view is not working on the PCM 4.0.
No. 26-182021-04-02. Service bulletin. ELECTRICAL SYSTEM. Information on a Navigation system update for the PCM3.1
122-K9M7R-062021-03-06. Service bulletin. ELECTRICAL SYSTEM; EXTERIOR LIGHTING. Resubmitting at request of Mr. Bernard Hardgrave. Information on fogging lighting components.
No. D5452021-03-02. Service bulletin. ELECTRICAL SYSTEM. Parts withdrawal information for assorted control units.
No. 05-212021-03-02. Service bulletin. ELECTRICAL SYSTEM. Instructions on how to install a new HV battery in the Cayenne S E-hybrid.
No. 21062021-03-02. Service bulletin. ELECTRICAL SYSTEM. Special tools information for High Voltage Protective Gear Requirements.
No. 1706.12021-02-01. Service bulletin. ELECTRICAL SYSTEM. Advanced technical information on packaging and test log requirements for HV Lithium Ion Battery Returns.
No. D5422021-02-01. Service bulletin. ELECTRICAL SYSTEM. Parts withdrawal information for a control panel.
No. D5402021-02-01. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Parts withdrawal information for an electric motor.
No. 200-202021-01-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. Instructions on how to delete and re-initialize the user (driver) in the event that a message appears that the PCM cannot be closed.
No. 20352020-11-05. Service bulletin. ELECTRICAL SYSTEM. Special Tools information for a new Adapter Cable for EVs.
No. D5252020-11-05. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Parts withdrawal information for a control panel on the Cayenne.
No. 138-202020-11-05. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Instructions on how to reprogram the central computer using and SD card in the event that the surround view camera show the vehicle offset on the screen.
No. 11-152020-10-01. Service bulletin. ELECTRICAL SYSTEM; ENGINE. Information on replacing the control unit for the auxiliary alarm system in the event of fault codes.
No. 20242020-10-01. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:WIRING:CONNECTORS/PLUGS/RECEPTACLES. Information on new special tool - VAS 1978/35 Connector Release Tools.
PIWIS2001ac2020-10-01. Service bulletin. ELECTRICAL SYSTEM. Information on PIWIS Tester III Online Update 39.700.000, .010 & .012
No. 141-202020-09-02. Service bulletin. EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM:ADAS. Instructions on how to deactivate "Intersection Assist" in the event of a customer complaint.
No. 125-202020-09-02. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:ADAS. Instructions on how to deactivate "Intersection Assist" in the event of a customer complaint.
No. 20112020-09-02. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. Information on a recommended HV battery fire blanket for work on HV vehicles.
No. D5002020-09-02. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; EQUIPMENT. Information on Parts withdrawal of outdated instrument clusters.
No. SPTL20102020-08-05. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Information on new pressure sensor and a cooling system tester for HV batteries.
No. 32-202020-08-05. Service bulletin. ELECTRICAL SYSTEM. Information on new part numbers for Porsche Mobile Chargers for e-hybrid vehicles.

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