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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. 208-23-12024-03-04. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY:THERMAL MANAGEMENT. Technical information for WPS9 - reprogramming thermal management control unit
No. 152-232024-02-07. Service bulletin. ELECTRICAL SYSTEM. Technical information for APB2 - checking high voltage battery and replacing if necessary
WPS32024-01-03. Service bulletin. ELECTRICAL SYSTEM. Porsche intranet posting with information on workshop campaign - replace high voltage converter
No. 126-232024-01-03. Service bulletin. ELECTRICAL SYSTEM. Technical information for a charging interruption due to overtemperature at the charging socket
No. 117-22-22024-01-03. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Symptom-based workshop manual for a noise symptom. Humming from the vehicle front end.
No. 196-232024-01-03. Service bulletin. ELECTRICAL SYSTEM. Technical information for WPS3 - replacing HV voltage converter
No. 152-232024-01-03. Service bulletin. ELECTRICAL SYSTEM. Technical information for APB2 - checking high-voltage batter and replacing if necessary
No. 66-22-12024-01-03. Service bulletin. ELECTRICAL SYSTEM. Technical information on vehicle not ready to drive - fault memory entry "fuse for high voltage system"
WPN92023-12-08. Service bulletin. ELECTRICAL SYSTEM. Porsche intranet posting with information on WPN9 workshop campaign - reprogramming central computer
No. 2016.22023-12-08. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for troubleshooting AC charging
No. 2115.22023-12-08. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information mobile charger connect displays restricted operation
No. 136-232023-12-08. Service bulletin. ELECTRICAL SYSTEM. Technical information for WPL8 - replacing electric passenger compartment heater
No. 2104.62023-12-08. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for the Taycan - on board charger fault P31D200 “Charging Socket – Overtemperature”
No. 2123.22023-12-07. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for troubleshooting the DC charging on the Taycan
No. 160-23-22023-12-07. Service bulletin. ELECTRICAL SYSTEM. Checklist for WPN9 - Taycan 2020-2024
No. 160-23-12023-12-07. Service bulletin. ELECTRICAL SYSTEM. Technical information for WPN9 - reprogramming central computer control unit
No. 23302023-11-08. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for the permanent diagnostic trouble codes
No. 133-232023-11-07. Service bulletin. ELECTRICAL SYSTEM. Technical information for replacement required for cell module for high voltage battery on 2020 vehicles.
No. 135-222023-11-07. Service bulletin. ELECTRICAL SYSTEM. Technical information for WNJ8 - update to software network VR19.0.1
No. 133-222023-11-07. Service bulletin. ELECTRICAL SYSTEM. Technical information on ANA6 - reprogramming central computer
No. 136-232023-11-07. Service bulletin. ELECTRICAL SYSTEM. Technical information on WPL8 - replacing electric passenger compartment heater
WPJ12023-10-05. Service bulletin. ELECTRICAL SYSTEM. Porsche intranet posting with information on teaching component protection and updating enabling functions - WPJ1
No. 152-232023-10-05. Service bulletin. ELECTRICAL SYSTEM. Technical information for APB2 - checking high voltage battery and replacing if necessary
No. 23202023-10-05. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for the PCM display - stuck on loading spinner
No. 101-232023-10-05. Service bulletin. ELECTRICAL SYSTEM. Technical information on WPJ1 - teaching component protection and updating enabling functions

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