2022-2024 Audi e-tron GT No Start / Undetermined Reason TSB

Symptoms

Owners of 2022-2024 Audi e-tron GT vehicles may experience a condition where the "vehicle cannot be started." This can be accompanied by various indications on the malfunction display. You might see "malfunction display symbols" activating, specifically a "vehicle electrical system malfunction indicator."

Other symptoms related to the "Audi e-tron GT no start" issue include the engine operation and engine start showing "no function." The electro-drive mode may also indicate "no function." Furthermore, issues with remote-controlled high-voltage battery charging (online) could manifest as "no function," "stopped," or "cannot be activated." When attempting vehicle service or diagnosis, the Guided Fault Finding (GFF) system might show "control modules, services -> without OBD entry."

Diagnosis / Trigger Conditions

This Technical Service Bulletin (TSB) 2076511/1 applies when a customer reports the primary complaint of their "vehicle cannot be started." Workshop technicians will confirm that the complaint can be reproduced during diagnosis. A key diagnostic finding is that the technical cause of the "Audi e-tron GT no start" condition cannot be determined based on standard event memory entries.

It is also noted that this TSB is relevant even if Campaign 91VT has already been performed on the affected vehicle. The TSB specifically applies when both the customer's statement and these particular workshop findings are present.

Important Warnings

Audi has issued several critical warnings for technicians performing this service to ensure a successful and safe repair:

• "To ensure that the flashing procedure is not aborted, please ensure that the latest version is installed on your ODIS tester."
• "Make sure that a battery charger is connected to the vehicle battery."
• "To ensure the maximum possible transfer stability, please only perform software updates for control units using the diagnostic interface -VAS 6154- (Wi-Fi diagnosis head) in USB mode or using -VAS 5055-, which is connected via a cable. If these devices are not available in your workshop, use -VAS 5054- in USB connection mode."

Repair Procedure Summary

To address the "Audi e-tron GT no start" condition, TSB 2076511/1 outlines a specific software update procedure. Technicians must first read out the vehicle's event memory and transfer the log online. Following this, they will select "Flash" within the ODIS diagnostic system and enter the SVM code 8CA012.

After the software update is performed, the flash log must be sent online. The final steps involve reading out the event memory again, along with all measured values from diagnostic address 008C, and then sending these logs online. If further technical assistance is required, a TAC Web ticket should be created, referencing TSB 2076511/1.

Required Tools or Parts

Performing the software update described in TSB 2076511/1 requires specific equipment to ensure the process is completed correctly and without interruption:

• An ODIS tester with the latest software version installed.
• A battery charger, which must be connected to the vehicle battery to prevent power loss during the flashing procedure.
• A diagnostic interface, specifically -VAS 6154- (Wi-Fi diagnosis head) used in USB mode, or -VAS 5055- connected via a cable. If these are not available, -VAS 5054- can be used in USB connection mode.

Owner Action

If your 2022-2024 Audi e-tron GT exhibits the "vehicle does not start" symptom with an undetermined cause, it is recommended to contact an authorized Audi service center. Clearly describe the issue to the service advisor, mentioning the "Audi e-tron GT no start" condition. The dealership will perform the necessary diagnostics and apply the software update using SVM code 8CA012 as outlined in TSB 2076511/1. This repair is typically covered under the vehicle's warranty.

Source: NHTSA ID 11015762