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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. 30-222022-06-02. Service bulletin. ELECTRICAL SYSTEM. Information on WMJ9 - re-programing gateway control unit (battery sensor)
No. 2207.12022-04-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Advanced technical information for WMM7.
No. 180-21-22022-04-05. Service bulletin. ELECTRICAL SYSTEM. Information on WMM7 - replacing VTS control unit.
No. 25-212022-04-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). Installation and conversion instructions for the Cayenne. PCM3.1 - Navigation Update
No. 180-21-12022-04-05. Service bulletin. EQUIPMENT:MECHANICAL; ELECTRICAL SYSTEM. Technical information for WMM7 - replacing VTS control unit.
No. 117-182022-03-04. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Technical information on spare parts requirements - inner actuating mechanism for rear door opener.
No. 180-212022-03-03. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Information for recall campaign WMM7 replacing VTS control unit.
No. 211-212022-03-03. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE:BODY:DOOR. Symptom-based workshop manual - for a noise symptom a buzzing from the front door panel area. Reworking the door panel.
No. 135-212022-02-04. Service bulletin. ELECTRICAL SYSTEM; SEATS. Technical information for WMJ6 - re-programing and/or coding seat control unit.
No. 21362022-01-04. Service bulletin. ELECTRICAL SYSTEM. Special tools information for a map service update for PCM4 and PCM5.
No. 169-21-22021-12-07. Service bulletin. ELECTRICAL SYSTEM. Technical information for OTA map update failed, navigation map view in black, and incomplete on PCM screen.
No. 180-212021-12-07. Service bulletin. ELECTRICAL SYSTEM. Technical information on WMM7 - replacing VTS control unit.
No. 165-212021-12-07. Service bulletin. ELECTRICAL SYSTEM. Information for "Incorrect fuel level display" warning/fault memory B10581B or MIL on.
No. 31-202021-11-04. Service bulletin. ELECTRICAL SYSTEM. Information for handling 12v lithium-ion batteries.
No. 05-212021-11-04. Service bulletin. ELECTRICAL SYSTEM. Instructions for replacing the high-voltage battery for the Cayenne S E-Hybrid.
No. 36-21-12021-10-06. Service bulletin. ELECTRICAL SYSTEM. Instructions for reprogramming the HV Charger Control unit in the event that charging is canceled.
No. 117-212021-09-02. Service bulletin. ELECTRICAL SYSTEM. Instructions on how to remedy a message in the instrument cluster for 'Failure ABS/PSM' relating to a defect in one or more speed sensors.
No. 2114.12021-08-04. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Advanced technical information for updating the PVTS CU Software in the event that the engine will not start.
No. 21142021-07-06. Service bulletin. ELECTRICAL SYSTEM. Advanced technical information on Updating PVTS CU Software in the event that the Engine will not start.
No. 2100.12021-07-06. Service bulletin. ELECTRICAL SYSTEM. Information on offline MAP service updates for the PCM4 and PCM5.
ATI216012021-06-28. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Red Hybrid Warning in the Instrument Cluster and Temperature Faults in High Voltage Power Electronics POAEE00, POAF300, P0BD200 stored in High Voltage Power Electronics. The coolant hose with the above part number has a built in thermostat which can sometimes stick, causing high temperature faults in the e-Machine.
PIWIS2101x2021-06-02. Service bulletin. ELECTRICAL SYSTEM. Information on Porsche PIWIS Tester III Online Update 40.200.000, .010, .015 & .016.
No. 04-21-12021-06-02. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Instructions on how to fix an error in the PCM showing that Satellite and Google Earth Map are no longer available.
WMD12021-05-05. Service bulletin. ELECTRICAL SYSTEM. Porsche intranet posting with information on Workshop Campaign WMD1 - PCM Software Update.
No. 52-212021-05-05. Service bulletin. ELECTRICAL SYSTEM. Information on how to deal with a potential cyber security breach.

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