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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.

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By component

By trouble code

Only bulletins with component: Driver assistance are shown. Show all

Bulletins, newest first
No. 11-25-42026-09-04. Service bulletin. FORWARD COLLISION AVOIDANCE: WARNINGS; LANE DEPARTURE: ASSIST; FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL; BACK OVER PREVENTION: REARVIEW SYSTEM BRAKING; FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING. Technical Information for White Messages Regarding Driver Assistance Systems in Conjunction with Passive Fault Memory Entries in the ZFAS Control Unit
ASB22026-08-05. Service campaign. ELECTRICAL SYSTEM; BACK OVER PREVENTION: WARNINGS. Re-Programming Assistance System Control Unit (Stop Delivery/Recall Campaign)
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)
No. 11-252026-01-06. Service bulletin. FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL; LANE DEPARTURE: ASSIST; LANE DEPARTURE: WARNING; FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING; FORWARD COLLISION AVOIDANCE: WARNINGS. Technical information for Various Error Messages Regarding Driver Assistance Systems in the Instrument Cluster in Conjunction With Passive Fault Memory Entries in the Driver Assistance Systems Control Unit - ZFAS
No. 75-252025-12-05. Service bulletin. LANE DEPARTURE: WARNING; LANE DEPARTURE: ASSIST; FORWARD COLLISION AVOIDANCE: WARNINGS; FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING; FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL. Technical information for Various White Messages Regarding Driver Assistance Systems In the Instrument Cluster/Fault Memory Entry "C12D5FA" In the Control Unit for Driver Assistance Systems
No. 2503.32025-12-05. Service bulletin. FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL; LANE DEPARTURE: ASSIST. Instructions on advanced technical information for Troubleshooting Advanced Driver Assistance Systems (ADAS)
No. 2503.22025-08-06. Service bulletin. LANE DEPARTURE: WARNING; LANE DEPARTURE: ASSIST; FORWARD COLLISION AVOIDANCE: WARNINGS; FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING; FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL. Instructions on advanced technical information for troubleshooting ADAs systems
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. 11-252025-04-07. Service bulletin. LANE DEPARTURE: WARNING; ELECTRICAL SYSTEM; LANE DEPARTURE: ASSIST. Technical Information - Various Error Messages regarding Driver Assistance Systems in the Instrument Cluster / Passive Fault Memory Entry "C12D5FA" in the Driver Assistance System Control Unit (ZFAS) (11/25)
No. 89-232023-10-05. Service bulletin. ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC). Technical information for WPH4 - recoding control unit for assistance systems
PIWIS2301ar2023-08-03. Service bulletin. BACK OVER PREVENTION:SOFTWARE. Information for PIWIS tester updates 42.000.050 & .051
PIWIS2301aq2023-08-03. Service bulletin. BACK OVER PREVENTION:SOFTWARE. Information for PIWIS tester update 42.000.048
No. 19-22-22022-03-04. Service bulletin. ELECTRICAL SYSTEM; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC). Technical information for recall campaign WNA5. power electronics and DME software update.
No. 149-212022-03-04. Service bulletin. VISIBILITY; FORWARD COLLISION AVOIDANCE: SENSING SYSTEM: CAMERA. Technical information for a complaint involving the camera image of front camera (blurred), water stains on the camera lens. Replace front camera and front wire harness if necessary.
No. 19-22-12022-03-04. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC). Technical information for WNA5 - power electronics and DME software update - a service campaign
No. 205-21-22022-03-03. Service bulletin. LANE DEPARTURE: ASSIST; LANE DEPARTURE:SOFTWARE; ELECTRICAL SYSTEM. Technical information for a message stating "lane change assist not available - service necessary" in the instrument cluster. Re-programing control units for lane change and front corner radar.
No. 145-212022-02-04. Service bulletin. ELECTRICAL SYSTEM; WHEELS; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC). Technical information on WMK8 - replacing wheel electronics for the tire pressure monitoring system (TPMS)
No. 2108.12021-11-04. Service bulletin. ELECTRICAL SYSTEM; LANE DEPARTURE. Instructions on advanced technical information for lane change assist warning.
No. 19-212021-04-02. Service bulletin. BACK OVER PREVENTION. Instructions on how to fix a blurred camera image of the reverse camera, or water stains on the lens.
No. 21042021-02-01. Service bulletin. FORWARD COLLISION AVOIDANCE; BACK OVER PREVENTION. Special tools information on a front and rear corner radar calibration tool.

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