WenmarOpen by Wenmar Pro

Service bulletins for the 2021 Porsche Taycan

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.

970 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. 40-23-22023-05-03. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM. Technical information on APA2. Reprogramming/coding instrument cluster
WNQ82023-04-07. Service bulletin. ELECTRICAL SYSTEM. Porsche intranet posting with information on workshop campaign WNQ8 - replacing high-voltage battery
No. 31-202023-04-07. Service bulletin. ELECTRICAL SYSTEM. Technical information for the diagnosis and handling of 12v lithium ion battery
No. 2014.42023-04-07. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Advanced technical information on AC Charging Hardware and Cable Temperature
No. 217-222023-04-06. Service bulletin. ELECTRICAL SYSTEM. Technical information on WNQ8 - replacing high-voltage battery for Taycan
No. 2123.12023-02-07. Service bulletin. ELECTRICAL SYSTEM. Advanced technical information for the Taycan - troubleshooting charging
No. 21-212023-02-07. Service bulletin. ELECTRICAL SYSTEM. Installation and conversion instructions for the Taycan - 22 KW OBC Charger.
No. 135-222023-02-07. Service bulletin. ELECTRICAL SYSTEM. Technical information for WNJ8 - update to software network
No. 133-222023-02-07. Service bulletin. ELECTRICAL SYSTEM. Technical information for ANA6 - reprogramming central computer
No. 31-202023-02-06. Service bulletin. ELECTRICAL SYSTEM. Technical information for a diagnosis and handling of the 12 volt battery (on-board battery)
No. 2231.12023-02-06. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information involving the mobile charger connect (PMCC) for software bugs and loss of power setting
No. 22342023-01-10. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for improper odometer and speedometer function
No. 22282023-01-10. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Special tools information for a a recommended Tread Repair Kit
WMP22022-12-07. Service bulletin. ELECTRICAL SYSTEM. Porsche intranet posting with information on WMP2 workshop campaign - rework charging electronics
No. 22322022-12-07. Service bulletin. ELECTRICAL SYSTEM; SERVICE BRAKES, HYDRAULIC. Instructions on advanced technical information for the Taycan, 911, Cayenne. Active parking support and remote park assist not available in certain parts.
No. 133-222022-12-07. Service bulletin. ELECTRICAL SYSTEM. Technical information for ANA6 - reprogramming central computer (PCM)
No. 135-222022-12-07. Service bulletin. ELECTRICAL SYSTEM. Technical information for WNJ8 - update to software network VR19.0.1
No. 22312022-12-07. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for the Porsche Mobile Charger Connect (PMCC)
No. 2104.52022-12-06. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:PROPULSION SYSTEM:CHARGING:MODULE:ONBOARD (OBCM). Instructions on advanced technical information for the Taycan - On Board Charger (P31D200 “Charging Socket – Overtemperature”)
WNJ42022-11-08. Service bulletin. ELECTRICAL SYSTEM. Porsche intranet posting with information on workshop campaign WNJ4 - checking threaded joint for strut and replacing if necessary
No. 203-222022-11-04. Service bulletin. ELECTRICAL SYSTEM; SERVICE BRAKES, HYDRAULIC. Symptom-based workshop manual info on PSCB brake - squeaking noises from around the rear axle. Replacing PSCB brake discs and pads.
No. 202-222022-11-04. Service bulletin. ELECTRICAL SYSTEM; SERVICE BRAKES, HYDRAULIC. Symptom-based workshop manual info on PSCB brake - squeaking noises from around the front axle. Replacing PSCB brake discs and pads.
No. 2014.32022-11-04. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM; ELECTRICAL SYSTEM. Instructions on advanced technical information for the AC charging hardware cable temperature.
No. 155-222022-11-04. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Technical information on WMP4 - affixing label on the infrastructure charging cable.
No. 167-222022-11-04. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Technical information on WNM6 - affixing label on the infrastructure charging cable.

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