WenmarOpen by Wenmar Pro

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
No. 23202023-10-05. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for the PCM display - stuck on loading spinner
No. 23142023-10-05. Service bulletin. ELECTRICAL SYSTEM. Special tools and equipment information for all Porsche models. Diagnostic equipment standards.
No. 23132023-10-05. Service bulletin. ELECTRICAL SYSTEM. Special tools and equipment information for the Pico Oscilloscope Extended Functionality
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
No. 2117.12023-09-09. Service bulletin. ELECTRICAL SYSTEM; COMMUNICATION:MANUFACTURER TELEMATICS. Information on advanced technical information for the connect registration and pairing PDI tips.
No. 23182023-09-09. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. Information on advanced technical information for the wall charger connect - ground fault troubleshooting
No. 31-202023-09-08. Service bulletin. ELECTRICAL SYSTEM. Technical information for diagnosis and handling of the 12 volt lithium-ion battery
No. 117-222023-09-08. Service bulletin. ELECTRICAL SYSTEM. Symptom-based workshop manual for information on a humming noise from the vehicles front end.
No. 90-232023-09-08. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM. Technical information on WNW3 - check high-voltage battery and replace if necessary
WNW22023-08-07. Service bulletin. ELECTRICAL SYSTEM. Porsche intranet posting with information on WNW2 - workshop campaign - software update for high-voltage battery control unit
No. 269-222023-08-03. Service bulletin. ELECTRICAL SYSTEM. Technical information for WNW2 - reprogramming high-voltage battery unit
No. 74-21-12023-08-03. Service bulletin. ELECTRICAL SYSTEM. Technical information for a replacement requirement of high-voltage components after tripped HV fuse. additional insulation measurement required before vehicle commissioning
No. 86-232023-08-03. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Symptom-based workshop manual for the noise symptom - whirring, vibration in the area if the front end. check air-conditioning compressor mounts are secure
No. 46-232023-08-03. Service bulletin. SERVICE BRAKES; ELECTRICAL SYSTEM. Symptom-based workshop manual for the grey cast disc brakes - scrapping noises from the front axle area
No. 23152023-08-03. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for the Porsche Mobile Charger
No. 2116.22023-08-03. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for the red warning instrument cluster - occupant seat belt not fastened.
No. 243-222023-07-06. Service bulletin. ELECTRICAL SYSTEM. Technical information for WNV0 - reprogramming battery sensor control unit and electronic air-conditioning compressor control unit
No. 1706.22023-07-06. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for packaging and test log requirements for high voltage lithium-ion battery returns.
No. 23102023-07-06. Service bulletin. ELECTRICAL SYSTEM. Special tools information for the Tayca HV Battery leak test tools
No. 80-232023-07-06. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Technical information on APA5 - reprogramming instrument cluster
No. 76-23-12023-07-06. Service bulletin. ELECTRICAL SYSTEM. Technical information for APA4 - check connection points on the body and rework if necessary
No. 135-222023-06-06. Service bulletin. ELECTRICAL SYSTEM. Technical information on WNJ8 - update to software network on the Taycan
No. 133-222023-06-06. Service bulletin. ELECTRICAL SYSTEM. Technical information on ANA6 - reprogramming central computer on the Taycan
No. 117-222023-06-06. Service bulletin. ELECTRICAL SYSTEM. Symptom-based workshop manual - noise symptom. humming from vehicle front end
APA22023-05-05. Service bulletin. ELECTRICAL SYSTEM. Porsche intranet posting with information on reprogramming or recoding instrument cluster

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