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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

Bulletins, newest first
No. 32-212021-04-06. Service bulletin. ELECTRICAL SYSTEM. Spare Part Requirements for 12-Volt Vehicle Electrical System Battery on the Taycan.
No. 38-212021-04-05. Service bulletin. ELECTRICAL SYSTEM. Information on Checking Software Version on Porsche mobile chargers and Updating it if Necessary Before Delivery to Customers.
No. 15-212021-04-05. Service bulletin. ELECTRICAL SYSTEM. Porsche service campaign information for Workshop campaign WMA5 - Updating Software for Various Control Units.
No. 101-202021-04-05. Service bulletin. ELECTRICAL SYSTEM. Information on a procedure to follow if a PCM update cannot be performed or stops.
PIWIS2101m2021-04-05. Service bulletin. ELECTRICAL SYSTEM. Information for new Porsche PIWIS tester update #40.000.035
122-K9M7R-062021-03-06. Service bulletin. ELECTRICAL SYSTEM; EXTERIOR LIGHTING. Resubmitting at request of Mr. Bernard Hardgrave. Information on fogging lighting components.
No. 02-202021-03-02. Service bulletin. ELECTRICAL SYSTEM. Porsche service campaign information for workshop campaign WKK8 - Replacing and Teaching Remote Controls.
No. 21062021-03-02. Service bulletin. ELECTRICAL SYSTEM. Special tools information for High Voltage Protective Gear Requirements.
No. 165-202021-02-02. Service bulletin. SEAT BELTS; ELECTRICAL SYSTEM. Porsche service campaign information for Workshop campaign WLK3 - Checking Electric Plug Connection for Rear Seat-Belt Buckles and Plugging it in Correctly if Necessary.
WLK32021-02-02. Service bulletin. SEAT BELTS; ELECTRICAL SYSTEM. Porsche Intranet posting with preliminary information for Dealers on Workshop campaign WLK3 - Checking electric plug connection for rear seat-belt buckles and plugging it in correctly if necessary
No. 21002021-02-02. Service bulletin. ELECTRICAL SYSTEM. Advanced technical information for deactivating the power line communication on the Taycan for Pre Delivery Inspection.
No. 2003.12021-02-02. Service bulletin. ELECTRICAL SYSTEM. Advanced Technical information for what to do in the event that the Taycan 12V Li-ion Batteries Fault Code Cannot Be Cleared.
No. 204-202021-02-02. Service bulletin. ELECTRICAL SYSTEM. Instructions for replacing the DME control unit.
No. 215-202021-02-01. Service bulletin. ELECTRICAL SYSTEM. Instructions on what to do if the driver readiness cannot be established or the 12V battery is discharged.
No. 209-202021-01-05. Service bulletin. ELECTRICAL SYSTEM. Information on possible discharging of the Taycan's 12V battery after charging the HV battery.
No. 204-202021-01-05. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Instructions for replacing the DME in the Taycan.
No. 182-202021-01-05. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Instructions for resetting the VTS theft alarm in the event that Porsche connect services can no longer be used in the vehicle.
No. D5332020-12-02. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Parts withdrawal information for the double USB port on the Taycan.
No. 20122020-12-02. Service bulletin. ELECTRICAL SYSTEM. Advanced technical information detailing how discharged 12V batteries are analyzed on broken down Taycans.
No. 2001.12020-12-02. Service bulletin. ELECTRICAL SYSTEM. Advanced technical information to aid if the Taycan charging interrupts with Delta Wallbox chargers.
No. 164-202020-12-02. Service bulletin. SEATS; ELECTRICAL SYSTEM:WIRING. Instructions on how to rework the front seat wire harness in the event that there is a crackling noise during seat adjustment.
No. 20362020-11-05. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. Special Tools information on new guide pins for a traction battery in the Taycan.
No. 20352020-11-05. Service bulletin. ELECTRICAL SYSTEM. Special Tools information for a new Adapter Cable for EVs.
No. 20032020-11-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM. Information on parking or storing the Taycan.
No. 20162020-11-05. Service bulletin. ELECTRICAL SYSTEM. Instructions on how to use the Porsche Mobile charger connect with the web application.

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