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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

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
GR13D8042026-10-02. Service bulletin. STRUCTURE:BODY; ELECTRICAL SYSTEM; VISIBILITY/WIPER; FUEL/PROPULSION SYSTEM. Parts Information for Parts Withdrawal - High-Voltage Heating (PTC)
WTL22026-10-02. Service campaign. FUEL/PROPULSION SYSTEM; VISIBILITY/WIPER; ELECTRICAL SYSTEM; STRUCTURE:BODY; POWER TRAIN. Porsche intranet posting for Campaign WTL2 – Replacing Electric Passenger Compartment Heater
No. WTL22026-10-02. Service campaign. ELECTRICAL SYSTEM; STRUCTURE:BODY; FUEL/PROPULSION SYSTEM; VISIBILITY/WIPER; POWER TRAIN. Technical Information for Campaign WTL2 – Replacing Electric Passenger Compartment Heater
No. 86-262026-10-02. Service bulletin. ELECTRICAL SYSTEM; EXTERIOR LIGHTING. Technical Information for Vehicle Color in Front Display/Control Panel Wrong after Replacing Central Computer (PCM)
No. 12-262026-10-02. Service bulletin. ELECTRICAL SYSTEM. Technical Information for Damage to Nano Plug Contacts Due to Utilization of Incorrect Measuring Equipment
No. 43-262026-10-02. Warranty extension. VISIBILITY/WIPER; ELECTRICAL SYSTEM. Technical Information for Warranty Extension for Front Door Wiring Harness related to Real Top View (RTV) issues
WTL52026-09-04. Over-the-air update. FUEL/PROPULSION SYSTEM; POWER TRAIN; ELECTRICAL SYSTEM. Porsche intranet posting for Campaign WTL5 Over-the-Air (OTA) Update– Reprogramming the high-voltage battery control unit (BMCe)
No. WSL32026-09-04. Service campaign. ELECTRICAL SYSTEM; VISIBILITY/WIPER. Technical Information for Workshop Campaign WSL3 – Replacing the Electric Passenger Compartment Heater
No. 2433-42026-09-04. Service bulletin. FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. Information on Advanced Technical Information for Porsche Mobile Charger NEMA Supply Cable Initialization Failure
No. 2315-12026-09-04. Service bulletin. ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM. Information on Advanced Technical Information for Porsche Mobile Charger Plus (PMC+) Red LEDs and Fault B191E49
No. 2109-32026-09-04. Service bulletin. ELECTRICAL SYSTEM. Information on Advanced Technical Information for Critical 12V Li-ion Battery Recycling
No. 240-24-52026-09-04. Service bulletin. FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. Technical Information for Replacement Requirement for 22 kW High-Voltage Charger - OBC
No. 58-262026-09-04. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY/WIPER. Symptom-based workshop manual for Reversing Camera Spray Nozzle Not Working - Dirty/Clogged/Air in the System
240/242026-08-06. Service bulletin. ELECTRICAL SYSTEM. Replacement Requirement for 22 kW High-Voltage Charger - OBC (240/24)
48/262026-08-05. Service bulletin. ELECTRICAL SYSTEM. Additional Action when Working on the High-Voltage Battery: Extended Replacement Requirement for Cell Block Module (48/26)
44/252026-08-05. Service bulletin. ELECTRICAL SYSTEM. Warning Message "Vehicle Electrical System Faulty" in Conjunction With Fault Memory Entry "Cell Module X, Ageing Detected" in the High-Voltage Battery Control Unit - BMC (44/25)
ASB22026-08-05. Service campaign. ELECTRICAL SYSTEM; BACK OVER PREVENTION: WARNINGS. Re-Programming Assistance System Control Unit (Stop Delivery/Recall Campaign)
GR13D7902026-07-08. Other. ELECTRICAL SYSTEM; ENGINE. Parts Withdrawal - Various Parts
GR13D7862026-07-08. Other. ELECTRICAL SYSTEM. Parts Withdrawal - High-Voltage Battery
03/26 91022026-07-07. Service bulletin. ELECTRICAL SYSTEM; BACK OVER PREVENTION: WARNINGS. Complaint Regarding the Camera View (Real Top View) in the PCM Central Display (03/26)
2518.62026-07-07. Service bulletin. ELECTRICAL SYSTEM. High Voltage Battery Measurement during HV battery repair.
WSS42026-06-05. Service campaign. ELECTRICAL SYSTEM. Porsche intranet posting with information on WSS4 Over-the-Air (OTA) Update – Reprogramming 11 kW (OBC) high-voltage charger
No. TLLI26022026-06-05. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. Tech live look information bulletin for How to use Frontline.io on the HoloLens 2
No. TLLI26012026-06-05. Service bulletin. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. Tech live look information bulletin for how to use fronline.io on mobile devices and tablets.
No. 44-252026-06-05. Service bulletin. ELECTRICAL SYSTEM. Technical information for Warning Message "Vehicle Electrical System Faulty" in Conjunction With Fault Memory Entry "Cell Module X, Ageing Detected" in the High-Voltage Battery Control Unit - BMC

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