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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

Bulletins, newest first
No. WSH62025-08-06. Service campaign. ELECTRICAL SYSTEM; VISIBILITY/WIPER. Technical information for WSH6 - Re-Coding Control Unit for Left and Right Headlights (
No. 2320.22025-08-06. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for the PCM display that is stuck on loading spinner/Porsche logo
No. 51-252025-08-06. Service bulletin. ELECTRICAL SYSTEM. Technical information for Ambient Lighting Adjustment for Cup Holder / Center Console Not Possible Via Front Display and Control Panel: Check and Update Software Release of Front-End Electronics (BCM1) Control Unit if Necessary
No. D7262025-08-05. Service bulletin. UNKNOWN OR OTHER. Parts information for parts withdrawal involving part number 9A7317801D. The vehicles affected are cars that use the part number.
No. 26-252025-08-05. Service bulletin. ELECTRICAL SYSTEM. Technical information for Warranty Information: 22 kW High-Voltage Charger (OBC) Warranty Extension
No. 65-232025-08-05. Service bulletin. ELECTRICAL SYSTEM. Technical information for Various Fault Patterns for Porsche Communication Management (PCM) With Software Version 37xx / 38xx: Performing Software Update
No. D7252025-08-05. Service bulletin. ENGINE. Parts information for parts withdrawal involving the high pressure injector (0PB128615C)
No. D7242025-08-04. Service bulletin. UNKNOWN OR OTHER. Parts information for parts withdrawal involving various parts. Please refer to the attached PDF for list of affected part numbers.
No. 36-25-22025-08-04. Service bulletin. ELECTRICAL SYSTEM. Symptom based workshop manual: No Vehicle Electrical System Voltage / 12 V Lithium-Ion Vehicle Electrical System Battery Discharged - Unlocking or Starting the Vehicle is Not Possible
WSH42025-08-04. Service campaign. ELECTRICAL SYSTEM. Technical information for WSH4 - Re-Programming High-Voltage Battery Control Unit
No. 31-252025-08-04. Service bulletin. SERVICE BRAKES. Technical information for a complaint Maneuvering Assistant: Implausible Standstill When Reversing
No. 31-122025-08-04. Service bulletin. UNKNOWN OR OTHER. Technical information Loss of a Driver’s Key While Transporting the Vehicle
No. 29-252025-08-04. Service bulletin. SEATS. Technical information for Warranty Information: Warranty Extension for Front Seat Cushion
No. 174-242025-08-04. Service bulletin. ELECTRICAL SYSTEM. Technical information for ARB5 - Replace the Cell Block Module on High-Voltage Battery
No. 25092025-08-04. Service bulletin. UNKNOWN OR OTHER. Special tools and equipment information for New MRT Toolbox Foam Organizational System
No. D7232025-08-04. Service bulletin. STRUCTURE:BODY. Parts information with parts withdrawal involving the stowage compartment for Mobile. The vehicles affected are cars that use part number PAD035507
No. 2503.12025-07-09. Service bulletin. FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL; LANE DEPARTURE: WARNING; LANE DEPARTURE: ASSIST; FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING. Instructions on advanced technical information for the advanced driver assistance systems. Please refer to PDF attached for more information regarding this.
No. 197-242025-07-09. Service bulletin. ELECTRICAL SYSTEM. Technical information for ARB6 - Re-Programming High-Voltage Battery Control Unit
No. 198-242025-07-09. Service bulletin. ELECTRICAL SYSTEM. Technical information for ARB7 - Re-Programming High-Voltage Battery Control Unit
No. 40-252025-07-09. Service bulletin. STRUCTURE:BODY. Technical information for Leaks on Glass Roof Without Roof Rail/Roof Load Carrier (M-no. 3S0): Observe Additional Procedure When Installing the Glass Roof. Involves the Taycan Cross Turismo and Taycan Sport Turismo MY21-25
No. 2433.12025-07-08. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for the Porsche Mobile Charger plus supply cable initialization failure for the Taycan, Panamera, and Cayenne
No. 194-242025-07-08. Service bulletin. ELECTRICAL SYSTEM. Technical information for working on high voltage battery: additional photo documentation required when removing high voltage battery
No. 19-252025-07-02. Service bulletin. ENGINE. Manufacturers certificate for an Overview of Approved Porsche C30 Engine Oils. The vehicles affected are cars that use engine C20 oil as of MY 2021.
No. 17-252025-07-02. Service bulletin. ENGINE. Manufacturers certificate for an Overview of Approved Porsche C40 Engine Oils. The vehicles affected are cars that use engine C20 oil as of MY 2021.
No. 16-252025-07-02. Service bulletin. ENGINE. Manufacturers certificate for an Overview of Approved Porsche C30 Engine Oils. The vehicles affected are cars that use engine C20 oil as of MY 2021.

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