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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
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
PIWIS2302h2023-11-07. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Special tools and equipment information on PIWIS tester update 42.250.050
No. 137-232023-11-07. Service bulletin. SERVICE BRAKES. Symptom-based workshop manual for the brake system. Cracker or torn brake hose on the left or right front axle.
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
PIWIS2302g2023-10-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Information on PIWIS tester update 42.250.045
PIWIS2302f2023-10-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Information on PIWIS tester update 42.250.042
PIWIS2302e2023-10-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Information PIWIS tester update 42.250.040
PIWIS2302d2023-10-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Information on PIWIS tester update 42.250.032
PIWIS2302C2023-10-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Information on PIWIS tester update 42.250.030
PIWIS2302b2023-10-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Information on PIWIS tester update 42.200.025
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
PIWIS2302a2023-10-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Information on PIWIS tester update 42.200.020 & .022
No. 23142023-10-05. Service bulletin. ELECTRICAL SYSTEM. Special tools and equipment information for all Porsche models. Diagnostic equipment standards.
No. 19-232023-10-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION. Manufacturers certificate for an overview of approved Porsche A40 engine oils.
No. 18-232023-10-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION. Manufacturers certificate for an overview of approved Porsche C40 engine oils.
No. 17-232023-10-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION. Manufacturers certificate for an overview of approved Porsche C30 engine oils.
No. 16-232023-10-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION. Manufacturers certificate for an overview of approved Porsche C20 engine oils.
PIWIS2301az2023-10-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Information on PIWIS tester update 42.200.000 – 42.200.012
No. 23132023-10-05. Service bulletin. ELECTRICAL SYSTEM. Special tools and equipment information for the Pico Oscilloscope Extended Functionality
No. D52023-09-09. Service bulletin. EQUIPMENT; EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES. Parts information for parts withdrawal on the locks made to original key code
No. 135-232023-09-09. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER; ELECTRICAL SYSTEM. Technical information for operational readiness that cannot be established. error memory entry on the Taycan

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