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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

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

Bulletins, newest first
No. D7652026-03-02. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY/WIPER. Parts information for parts withdrawal involving the Window regulator motor. The part numbers affected are PAB959801 and PAB959802. The vehicles involved are ones that use the part numbers mentioned.
No. ASB22026-03-02. Service campaign. ELECTRICAL SYSTEM. Technical information for ASB2 - Re-Programming Assistance System Control Unit
WSS62026-02-06. Service campaign. ELECTRICAL SYSTEM. Porsche intranet posting with information on WSS6 Workshop Campaign - Re-program 12V battery sensor
No. 115-252026-02-06. Service bulletin. ELECTRICAL SYSTEM. Symptom based workshop manual for Refrigerant Loss – Possible Misdiagnosis due to Fluorescent Corrosion Protection at the Electric Air-Conditioning Compressor
No. 2016.42026-02-06. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for troubleshooting AC charging
No. 60-12-12026-02-06. Service bulletin. ELECTRICAL SYSTEM. Technical information for Important Information for Maintaining, Diagnosing and Checking the (AGM) Battery
No. 71-252026-02-06. Service bulletin. ELECTRICAL SYSTEM. Technical information for Information on Y-Measuring Cables and Possible Locations
No. 36-21-22026-02-06. Service bulletin. ELECTRICAL SYSTEM. Technical information for Complaint – Charging Process is Cancelled / Check Engine Warning Light is Active: Replace High-Voltage Charger
No. 174-232026-02-06. Service bulletin. ELECTRICAL SYSTEM. Technical information for Little or No Cooling Power from the Air-Conditioning System: Checking Refrigerant Lines on Air-Conditioning Compressor
No. ASB22026-02-06. Service bulletin. ELECTRICAL SYSTEM. Technical information on ASB2 - Re-Programming Assistance System Control Unit (Stop Delivery/Recall Campaign)
No. D7532026-02-06. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY/WIPER. Parts information for Parts Withdrawal - LED Headlight. Vehicles affected are cars that use the part numbers in the attached PDF.
No. 10-252026-02-06. Service bulletin. ELECTRICAL SYSTEM. Technical information for Malfunction Indicator Light Active/Fault Memory Entry regarding Tank Shut-Off Valve Tank Ventilation System “P242100” or “P242200” in DME Control Unit
No. 26012026-02-06. Service bulletin. ELECTRICAL SYSTEM. Special tools and equipment information on VAS 6292 Spec Update 2025.0.4 (VAS 6292/9 & VAS 6292/10 Required)
No. WSS62026-02-05. Service bulletin. ELECTRICAL SYSTEM. Technical information for WSS6 – Re-Programming 12 V Battery Sensor for the Cayenne
No. 103-252026-02-05. Service bulletin. ELECTRICAL SYSTEM. Technical information for the Cayenne E-Hybrid. Need to Replace Components of the High-Voltage Battery - High-Voltage Battery Control Unit / Cell Module; No Mixed Installation Permitted: Observe Specified Approach (103/25)
No. D7512026-01-07. Service bulletin. ELECTRICAL SYSTEM. Parts information for parts withdrawal involving the actuating lever. The part numbers mentioned are in the attached PDF
No. 211-232026-01-06. Service bulletin. SERVICE BRAKES; ELECTRICAL SYSTEM. Symptom based workshop manual for a Brake Symptom - Yellow Warning Message “PSM Failure” in the Instrument Cluster: Checking Hydraulic Unit and Re-Program PSM Control Unit
No. WSJ02025-12-05. Service campaign. ELECTRICAL SYSTEM. Technical information on WSJ0 – Update to Software Network VR28.13 (Workshop Campaign)
No. D728.12025-12-05. Service bulletin. ELECTRICAL SYSTEM. Parts information for parts withdrawal involving the high voltage connector. The affected vehicles are ones that use part number PAC915161(High-voltage connector)
No. 713.12025-12-05. Service bulletin. ELECTRICAL SYSTEM. Parts information for parts withdrawal involving the high voltage battery. The affected vehicles are ones that use part number 0Z3915913BN (High-voltage Battery)
No. D738.12025-12-05. Service bulletin. ELECTRICAL SYSTEM. Parts information for parts withdrawal involving the high voltage battery. The affected vehicles are ones that use part number 0Z3915913BN (High-voltage Battery)
No. 11-252025-11-06. Service bulletin. ELECTRICAL SYSTEM. Technical information for Various Error Messages regarding Driver Assistance Systems in the Instrument Cluster / Passive Fault Memory Entry "C12D5FA" in the Driver Assistance System Control Unit
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

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