2021 Audi e-tron Charging Unit Software Update

Audi has released Service Action 93L9 to address a specific Audi e-tron charging issue affecting 2021 e-tron and e-tron Sportback Quattro models. This service action, issued on September 20, 2021, focuses on resolving problems related to the high-voltage charging unit software.

The issue impacts a total of 6,907 vehicles across the USA and Canada, including 4,643 E-TRON QUATTRO and 1,745 E-TRON SPORTBACK QUATTRO units in the USA, and 262 E-TRON QUATTRO and 257 E-TRON SPORTBACK QUATTRO units in Canada.

Symptoms

Owners of affected 2021 Audi e-tron vehicles may experience an Audi e-tron charging issue characterized by the following symptoms:

• The "high-performance charging procedure at public charging stations may sporadically be terminated."
• The "charging flap can sometimes not be opened and/or the connector catch of the charging cable cannot be released."

These issues can lead to significant inconvenience, preventing proper charging of the vehicle and potentially leaving owners stranded or unable to disconnect their charging cable.

Important Warnings for Owners

Audi has provided specific instructions and warnings regarding this service action:

• Vehicles in Inventory: Dealers are instructed to "Repair every affected inventory vehicle before delivery to consumers." This means any new 2021 e-tron models still at dealerships must have this software update applied before being sold.
• Owner Notification: Audi initiated owner mailing in September 2021 to inform affected vehicle owners about the necessary repair.
• Action Expiration: The service action has an "Action expiration date: September 01, 2026." Owners should ensure their vehicle is serviced before this date.

Repair Procedure Summary

The resolution for this Audi e-tron charging issue involves a software update to the high-voltage charging unit. This is a straightforward electronic repair:

1. Software Update: Technicians will update the high-voltage charging unit software.
2. No Parts Needed: This repair is exclusively a software update, meaning no physical parts are required for the fix.
3. Instructions: Dealers are directed to consult ELSA/ServiceNet for complete repair and claiming instructions, ensuring the correct procedure is followed.

Owner Action

If you own a 2021 Audi e-tron or e-tron Sportback Quattro and experience the described Audi e-tron charging issue, it is recommended to schedule a service appointment with your authorized Audi dealer immediately. The repair involves a software update and should be performed free of charge under this service action. Since no parts are needed, the repair time is typically minimal, focusing on the software installation process.

This service action is crucial for ensuring the reliable operation of your vehicle's charging system, especially when utilizing high-performance public charging stations.

NHTSA ID 10201554