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Service bulletin No. 2108

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10194754
Published by NHTSA2021-06-02
Manufacturer's numberNo. 2108
Manufacturer's date2021-05-07
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

Advanced technical information for a lane change assist warning along with fault codes.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system

Vehicles listed
PORSCHE 9112020, 2021
PORSCHE CAYENNE2019, 2020, 2021
PORSCHE TAYCAN2020, 2021

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
24V7320002024-10-01. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY; ELECTRICAL SYSTEM:SOFTWARE
24V7310002024-10-01. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY; ELECTRICAL SYSTEM:SOFTWARE
24V2170002024-03-20. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY
24V2150002024-03-20. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY
23V8410002023-12-13. ELECTRICAL SYSTEM:PROPULSION SYSTEM:CHARGING:CABLE/CORD:ONBOARD
23V8400002023-12-13. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY
23V3470002023-05-16. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; SERVICE BRAKES, HYDRAULIC
23V1760002023-03-17. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; SEAT BELTS:FRONT:WARNING LIGHT/DEVICES
21V4860002021-06-29. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE; ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION MOTOR:CONTROLLER:SOFTWARE
19V7350002019-10-16. SERVICE BRAKES; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
GR13D8042026-10-02. Service bulletin. Parts Information for Parts Withdrawal - High-Voltage Heating (PTC)
WTL22026-10-02. Service campaign. Porsche intranet posting for Campaign WTL2 – Replacing Electric Passenger Compartment Heater
No. WTL22026-10-02. Service campaign. Technical Information for Campaign WTL2 – Replacing Electric Passenger Compartment Heater
WTK42026-10-02. Service campaign. Porsche intranet posting with Campaign WTK4 information
No. WTK42026-10-02. Service campaign. Technical Information for Campaign WTK4 – Reset Vehicle Electrical System Battery
No. 103-25-22026-10-02. Service bulletin. Technical Information for Need to Replace Components of the High-Voltage Battery - High-Voltage Battery Control Unit / Cell module; No Mixed Installation Permitted: Observe Specified Approach
No. 86-262026-10-02. Service bulletin. Technical Information for Vehicle Color in Front Display/Control Panel Wrong after Replacing Central Computer (PCM)
No. 84-262026-10-02. Service bulletin. Technical Information for Filler Flap on Vehicles with Hybrid Drive System (PHEV) Does Not Close
No. 81-262026-10-02. Service bulletin. Technical Information for Yellow Warning Message “All-Wheel Drive System Malfunction”, “C12BEF6” and “C133700” in the All-Wheel Electronics Control Unit
No. 12-262026-10-02. Service bulletin. Technical Information for Damage to Nano Plug Contacts Due to Utilization of Incorrect Measuring Equipment