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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

Bulletins, newest first
WLD02020-08-05. Service bulletin. ELECTRICAL SYSTEM. Porsche intranet posting for Porsche Workshop Campaign WLD0 - Replacing high-voltage line between high-voltage distributor and E-box.
WLE32020-08-05. Service bulletin. ELECTRICAL SYSTEM. Porsche intranet posting for Porsche Workshop Campaign WLE3 - Replacing 12V vehicle electrical system battery
WLG22020-08-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Porsche intranet posting for Porsche Workshop Campaign WLG2 - Updating software of various control units.
WLG82020-08-05. Service bulletin. VISIBILITY:REAR WINDOW WIPER/WASHER. Porsche intranet posting for Porsche Workshop Campaign WLG8 Stop Delivery – Re-bonding rear window
No. 89-202020-08-05. Service bulletin. SEAT BELTS. Campaign repair instructions for Porsche Workshop Campaign WLF2 - Checking Wire Harness for Front Seat-Belt Buckles and Replacing Seat-Belt Buckles if Necessary
No. 102-202020-08-05. Service bulletin. ELECTRICAL SYSTEM. List of additional measures and parts required for the passenger compartment wiring harness.
No. 77-202020-08-05. Service bulletin. ELECTRICAL SYSTEM. Campaign instructions for Porsche workshop campaign WLD0 - Replacing High-Voltage Line Between High-Voltage Distributor and E-Box.
No. 44-202020-08-05. Service bulletin. ELECTRICAL SYSTEM. List of spare parts requirements for high voltage components.
No. 84-202020-08-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Campaign information on Porsche workshop campaign WLG2 - Updating Software for Various Control Units.
No. 66-202020-08-05. Service bulletin. ELECTRICAL SYSTEM. Campaign instructions for Porsche Workshop Campaign WLE3 - Replacing Vehicle Electrical System Battery.
No. 86-202020-08-05. Service bulletin. POWER TRAIN. Instructions for clearing a yellow warning message "Transmission Fault" in the instrument cluster on the Taycan.
No. 87-202020-08-05. Service bulletin. STRUCTURE; STEERING. Instructions for reworking the steering wheel in the event that a cracking noise can be heard when touching the steering wheel cover.
No. 94-202020-08-05. Service bulletin. LATCHES/LOCKS/LINKAGES:DOORS:LATCH; EQUIPMENT. Information on malfunctions with the garage door opener and how to program quick access buttons as a workaround.
No. 5-202020-08-05. Service bulletin. EXTERIOR LIGHTING. Information on retrofitting the Taycan with LED matrix headlights with a Glacier Blue tint.
No. D2442020-08-05. Service bulletin. STRUCTURE; COMMUNICATION: VEHICLE TO INFRASTRUCTURE. Information on new all weather floormats for the Taycan.
Charging lockup2020-07-02. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Info on a new customer tool for looking up campaigns and recalls on their vehicle.
No. 2422020-07-02. Service bulletin. WHEELS. Information on summer wheels for all new Porsche models.
No. D4a2020-07-02. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Document showing the evolution of Porsche Vehicles since 1948.
No. 2-172020-07-02. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; EQUIPMENT:ELECTRICAL. Installation and Conversion instructions for installing a Cool Bag on several models.
PIWIS2001v2020-07-02. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT. Information on new PIWIS tester update 39.500.020 and .025.
No. 20092020-07-01. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT ADAPTIVE/MOBILITY. Information on approved In-Ground Lifts for use with the Taycan
No. 20012020-07-01. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Information on possible charging interruptions while charging the Taycan using a Delta Wallbox Charger.
No. 22-202020-07-01. Service bulletin. WHEELS; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; TIRES. List of approved wheel and tire combinations for the new Taycan.
No. 86-202020-07-01. Service bulletin. POWER TRAIN; EQUIPMENT. Instructions on what to do if the Taycan is displaying yellow "Transmission Fault" warnings on screen.
No. 31-202020-07-01. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Instructions on how to handle 12V vehicle batteries.

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