WenmarOpen by Wenmar Pro

Service bulletins for the 2021 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.

829 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. WSB42025-11-06. Service campaign. ELECTRICAL SYSTEM. Technical information for WSB4 - Re-Programming External Communication Control Unit (Workshop Campaign)
No. 2323.62025-11-06. Service bulletin. VISIBILITY/WIPER; ELECTRICAL SYSTEM. Instructions on advanced technical information for the surround camera intermittent operation on the Cayenne
No. WSB42025-11-06. Service campaign. ELECTRICAL SYSTEM. Technical information on WSB4 - Re-Programming External Communication Control Unit
No. 84-252025-11-05. Service bulletin. ELECTRICAL SYSTEM. Technical information for Various Error Messages Regarding Driver Assistance Systems in the Instrument Cluster in Conjunction With Passive Fault Memory Entries in the Distance Measuring Sensor Control Unit
No. 2433.32025-11-05. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for the mobile charger NEMA supply cable initialization failure. The vehicles affected are the Taycans, Panameras, and Cayennes.
No. D7422025-10-08. Service bulletin. ELECTRICAL SYSTEM. Parts information for Parts Withdrawal - Warning Sign (1EA010505). The vehicles affected use the part number mentioned.
No. D7412025-10-08. Service bulletin. ELECTRICAL SYSTEM. Parts information for parts withdrawal involving the hybrid battery - 992915100LY & 992915100AX. The hybrids affected use the the part numbers mentioned
No. 31-202025-10-08. Service bulletin. ELECTRICAL SYSTEM. Technical information for a Diagnosis and Handling of 12-Volt Lithium-Ion Battery (Vehicle Electrical System Battery)
No. D7382025-10-08. Service bulletin. ELECTRICAL SYSTEM. Parts information for parts withdrawal involving the high voltage battery - 0Z3915913BN. Vehicles affected are cars that use the part number mentioned
No. D7372025-10-08. Service bulletin. ELECTRICAL SYSTEM. Parts information for parts withdrawal involving the control unit for battery monitoring. Part numbers related are PAC915234, PAC915234A, PAC915234B, PAC915234C, PAC915234D. The vehicles affected are cars that use the part number mentioned
No. 25222025-10-08. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for the Cayenne - A/C blows warm or fan remains active after shutdown for LIN bus 2 electrical fault
34-25-12025-10-08. Service bulletin. VISIBILITY/WIPER; ELECTRICAL SYSTEM. Technical information for a Failure of One or More Cameras (Real Top View) in the PCM Central Display
No. 109-242025-09-09. Service campaign. ELECTRICAL SYSTEM. Technical information for WPU1 – Supply Cable with NEMA Power Plug and Updating Porsche Mobile Charger Software (Workshop Campaign). the affected vehicles are Taycan (Y1A / Y1B / Y1C), Panamera E-Hybrid (971), Cayenne E-Hybrid (9YA / 9YB)
No. 25112025-09-09. Service bulletin. ELECTRICAL SYSTEM. Special tools and equipment information for VAS 6292 Spec Update 2025.0.2 (VAS 6292/9 & VAS 6292/10 Required). All vehicles affected.
No. 177-232025-09-08. Service campaign. ELECTRICAL SYSTEM. Technical information for WPR0 - Re-Coding Thermal Management Control Unit (
No. 77-222025-09-08. Service bulletin. ELECTRICAL SYSTEM. Technical information for Various PCM Central Computer Fault Corrections: Re-Program PCM Central Computer and Head-up Display Control Unit if Necessary
No. D7312025-09-05. Service bulletin. ELECTRICAL SYSTEM. Parts information for parts withdrawal involving the high voltage battery - 9J1915590M and 9J1915589M. The vehicles are not listed, but the affected cars are ones that use the part numbers mentioned.
No. 2433.22025-09-05. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for the Porsche mobile charger plus supply cable initialization failure
No. 25102025-09-04. Service bulletin. ELECTRICAL SYSTEM. Special tools and equipment information for the orange pump - HV battery case only. Includes all PHEV and BEV
No. D729.12025-09-04. Service bulletin. ELECTRICAL SYSTEM. Parts information for parts withdrawal involving all the part numbers below. The vehicles affected are cars that use the part numbers in the PDF. 9Y0919620E, 9Y1919599H, 9Y2919599H, 976919597E, 976919599F, 977919599F, 9J1919597AE, 9J1919599AF, 9J1919599AG, 992919597AH, 992919597AJ
No. 2016.32025-08-07. Service bulletin. ELECTRICAL SYSTEM. Technical information for troubleshooting the ac charging.
No. D7292025-08-07. Service bulletin. ELECTRICAL SYSTEM. Parts information for parts withdrawal involving the display and controls. The list of part numbers are provided in the PDF. The vehicles affected are cars that use those part number(s).
No. 31-202025-08-07. Service bulletin. ELECTRICAL SYSTEM. Technical information for the diagnosis and handling of 12 volt lithium ion battery: Cayenne, 911, and Taycan
No. D7282025-08-06. Service bulletin. ELECTRICAL SYSTEM. Parts information for parts withdrawal involving the high-voltage connector (PAC915161). Vehicles not listed but the cars affected are cars that use part number PAC915161
No. 47-252025-08-04. Service bulletin. ELECTRICAL SYSTEM. Technical information for a Yellow Malfunction Indicator Light Active on the Instrument Cluster / Fault Memory Entry "P119A00" in the DME Control Unit: Re-Programming DME Control Unit

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