2021-2024 Audi e-tron Charging System Update TSB

Why This Update Matters

Audi has identified an opportunity to enhance the performance and reliability of the compact/portable charging system in several of its electric and plug-in hybrid models. Service Action 93R3 addresses this by providing a new 220V/240V charging unit cable and a critical software update. This proactive measure ensures that your vehicle's charging system operates optimally, preventing potential issues and maintaining the expected efficiency and safety standards for high-voltage charging. Owners of affected vehicles, such as the Audi e-tron charging system update, should prioritize this service to ensure long-term vehicle health and performance.

What's Being Updated

This service action, identified as Service Action 93R3, focuses on two primary components of the vehicle's charging infrastructure:

• An upgraded 220V/240V charging unit cable, which is part of the compact/portable charging system. This cable is designed to improve power delivery and durability.
• A software update specifically for the compact/portable charging system. This update optimizes the charging control logic, potentially improving charging speeds, battery longevity, and overall system communication. This Audi e-tron charging system update is crucial for the seamless operation of your vehicle's electric powertrain.

Important Warnings and Owner Information

Audi has provided specific instructions and warnings for both dealers and vehicle owners regarding this service action:

• "IMPORTANT! If Safety Recall 93U6 or Safety Recall 93U8 shows open in ELSA on the day of repair, dealers should perform the safety recall work and this service action during the same service visit." This ensures all critical safety measures are addressed simultaneously.
• Dealers are explicitly instructed to "Repair every affected inventory vehicle before delivery to consumers." This prevents new vehicles from being sold without the necessary updates.
• Audi plans to initiate an "Owner mailing – March 2024" to directly notify all affected vehicle owners about Service Action 93R3.
• Information regarding "Loaner/rental coverage" during the service appointment can be found in the official campaign circular.
• Owners are advised to "Schedule owner repairs immediately" once they receive notification or confirm their vehicle is affected.

Repair Procedure Summary

The official repair for Service Action 93R3 became available starting March 21, 2024. Authorized Audi technicians are required to consult the Electronic Service Information System (ELSA) and the Service References tool in Elsa2Go for detailed, step-by-step repair and claiming instructions. The procedure involves the physical replacement of the 220V/240V charging unit cable and the subsequent installation of the new software update for the charging system. Dealers are also mandated to regularly check their inventory reports (OMD) for any affected vehicles that require this update before they can be delivered to customers. Parts for this service action are managed through an Automatic Allocation Program, ensuring dealers receive the necessary components.

Owner Action

If your 2021-2024 Audi e-tron, or any other model listed as affected by Service Action 93R3, you should promptly contact your nearest authorized Audi dealer. Schedule an appointment to have the updated 220V/240V charging unit cable installed and the compact/portable charging system software updated. This service will be performed at no cost to you as it falls under a manufacturer service action. Keep an eye out for the official owner mailing from Audi, expected in March 2024, which will provide further guidance and details regarding this important Audi e-tron charging system update.

Source: NHTSA ID: 10252014