2022-2023 Audi e-tron High-Voltage Battery Software Update
Audi has released Service Action 93PG for certain 2022-2023 e-tron and e-tron Sportback vehicles. This action involves a software update for the high-voltage battery switching unit to enhance its longevity. Owners are advised to contact their Audi dealer for this free-of-charge repair.

Also applies to
- Audi e-tron
- 2023
- Audi e-tron Sportback
- 2022
Audi has initiated Service Action 93PG to address the high-voltage battery switching unit software in certain 2022-2023 Audi e-tron vehicles. This proactive measure aims to improve the long-term durability of the high-voltage battery system. Owners of affected vehicles should schedule an appointment with their authorized Audi dealer for this important and free-of-charge update. This Audi e-tron battery software update is crucial for maintaining optimal performance and extending the life of your vehicle's battery components.
Why This Matters
This service action provides a software update specifically designed to reduce the number of switching cycles within the high-voltage battery switching unit. By optimizing these cycles, Audi aims to significantly increase the overall longevity of the switching unit. This Audi e-tron battery software update helps ensure the continued reliable operation of your vehicle's high-voltage battery system.
Repair Procedure Summary
The repair involves updating the high-voltage battery switching unit software using specialized diagnostic equipment. Technicians will first verify the vehicle's eligibility for Service Action 93PG using the VIN in the Elsa system. It is critical that any older open campaigns are performed first.
Before initiating the software update, several conditions must be met to ensure a successful flash: the ODIS software must be fully up to date, a battery charger (such as VAS5908 or equivalent, rated at least 90A) must be connected to maintain battery voltage above 12.5 volts, and the diagnostic tester (VAS6150X/VAS6160X) must be plugged into a power source and connected via USB, not Bluetooth or Wi-Fi. Screen saver and power saving settings on the diagnostic tester must also be disabled.
The update process itself uses the
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Frequently Asked Questions
- What is Service Action 93PG?
- Service Action 93PG is an Audi manufacturer communication to update the software for the high-voltage battery switching unit in certain 2022-2023 Audi e-tron models. The update is designed to reduce switching cycles and improve the longevity of the component.
- Which Audi models are affected by this software update?
- This service action affects 2022-2023 Audi e-tron and 2022 Audi e-tron Sportback vehicles. You can confirm your vehicle's eligibility by contacting an authorized Audi dealer or checking the Recall/Service Campaign Lookup tool on Audi's website with your VIN.
- How long does the Audi e-tron battery software update take?
- The software update procedure is estimated to take approximately two hours. However, your dealer may require additional time for preparation and to accommodate their workshop schedule.
- Is there a cost for this Audi e-tron battery software update?
- No, this software update is performed free of charge as it is a manufacturer service action. Audi will cover all costs associated with the repair.
- What tools are required for this software update?
- The procedure requires specific tools such as a Battery Tester/Charger (VAS5908 or equivalent with at least 90A output) and a Diagnostic Tester (VAS6150X/VAS6160X or equivalent) to ensure the update is performed correctly and safely.
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