Service bulletins for the 2020 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.
1073 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
| No. 62-21 | 2021-07-06. Service bulletin. ELECTRICAL SYSTEM. Porsche service campaign information for Workshop Campaign WMD2 - Teach Tire Pressure Monitoring (TPM) System Using the PIWIS Tester. |
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| No. D570 | 2021-07-06. Service bulletin. ELECTRICAL SYSTEM. Parts withdrawal information for a solenoid valve. |
| WLK2 | 2021-06-03. Service bulletin. ELECTRICAL SYSTEM. Porsche intranet posting with preliminary information for Porsche Workshop campaign WLK2 Workshop campaign -Checking electric charge port doors and replacing them if necessary. |
| No. 2113 | 2021-06-02. Service bulletin. ELECTRICAL SYSTEM. Advanced technical information for necessary Taycan software verification for Power electronics and the DME. |
| No. 15-21 | 2021-06-02. Service bulletin. ELECTRICAL SYSTEM. Porsche service campaign information for Workshop campaign WMA5 - Updating Software for Various Control Units. |
| No. 2110 | 2021-06-02. Service bulletin. ELECTRICAL SYSTEM. Special tools information for Taycan battery cover R&I tools. |
| No. 48-21 | 2021-06-02. Service bulletin. ELECTRICAL SYSTEM. Instructions for replacing the HV battery on the 2020 Taycan. |
| PIWIS2101x | 2021-06-02. Service bulletin. ELECTRICAL SYSTEM. Information on Porsche PIWIS Tester III Online Update 40.200.000, .010, .015 & .016. |
| No. 2111 | 2021-06-02. Service bulletin. ELECTRICAL SYSTEM. Advanced technical information for the Taycan displaying a chassis warning in the instrument cluster. |
| No. 2109 | 2021-06-02. Service bulletin. ELECTRICAL SYSTEM. Advanced technical information for Critical 12V Li-ion Battery recycling. |
| No. 2108 | 2021-06-02. Service bulletin. ELECTRICAL SYSTEM. Advanced technical information for a lane change assist warning along with fault codes. |
| WLK2 | 2021-05-05. Service bulletin. ELECTRICAL SYSTEM. Porsche intranet posting with information on Workshop campaign WLK2 - Checking electric charge port doors and replacing them if necessary. |
| No. 15-21-2 | 2021-05-05. Service bulletin. ELECTRICAL SYSTEM. Porsche service campaign instructions for Workshop campaign WMA5 - Updating Software for Various Control Units. |
| No. 34-21-2 | 2021-05-05. Service bulletin. ELECTRICAL SYSTEM. Spare parts requirements for the HV battery on the Taycan. |
| No. 52-21 | 2021-05-05. Service bulletin. ELECTRICAL SYSTEM. Information on how to deal with a potential cyber security breach. |
| No. 17-21 | 2021-05-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Porsche service campaign information for Workshop Campaign WMA7 - Performing Software Update for Charger (Porsche Mobile Charger Connect). |
| No. 15-21-1 | 2021-05-05. Service bulletin. ELECTRICAL SYSTEM. Porsche service campaign information for Workshop Campaign WMA5 - Updating Software for Various Control Units. |
| No. 2105 | 2021-05-05. Service bulletin. ELECTRICAL SYSTEM. Advanced technical information for a Taycan PCM displaying the message "check Sirius XM Antenna". |
| No. 48-21 | 2021-05-05. Service bulletin. ELECTRICAL SYSTEM. Instructions on replacing the HV battery on MY2020 Taycan models. |
| No. 34-21-1 | 2021-05-05. Service bulletin. ELECTRICAL SYSTEM. Information on spare parts requirements for the HV battery on the Taycan. |
| No. 2104 | 2021-05-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Advanced technical information on a warning for "Overtemperature" on the charging socket for the Taycan On Board Charger. |
| No. 224-20 | 2021-05-05. Service bulletin. ELECTRICAL SYSTEM. Information on how to correct a sloshing noise coming from water leaking into the rear footwell of the Taycan. |
| No. 166-20 | 2021-05-05. Service bulletin. ELECTRICAL SYSTEM. Porsche service campaign information on Workshop campaign WLK2- Replacing Wire Harnesses for Electric Charge Port Doors |
| WMA7 | 2021-04-06. Service bulletin. ELECTRICAL SYSTEM. Porsche intranet posting with information on Workshop campaign WMA7 - Performing software update for charger. |
| WMA5 | 2021-04-06. Service bulletin. ELECTRICAL SYSTEM. Porsche intranet posting with information on Workshop campaign WMA5 - Updating software of various control units. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.