2025 Audi Digital Key Activation Issue TSB 2077331/2

Owners of 2025 Audi A5, Q5, S5, and SQ5 vehicles may encounter a situation where the Audi connect Digital Key cannot be activated within the Multi Media Interface (MMI) system. This issue, detailed in Technical Service Bulletin (TSB) 2077331/2, can prevent the use of a smartphone as a digital key for vehicle access and functions. The TSB outlines various potential causes and provides a comprehensive service procedure to diagnose and resolve the problem, ensuring proper functionality of the 2025 Audi Digital Key activation feature.

This bulletin, identified as TSB 2077331/2, was initially published on March 14, 2025, and revised on August 1, 2025, to include additional models. It serves as a crucial guide for technicians and owners alike to address the "Digital Key activation cannot be activated in the MMI" message.

Symptoms

The primary symptom reported by owners is the inability to activate the Audi connect Digital Key in the MMI. This manifests as the system displaying messages indicating that the digital key activation cannot be completed. The complaint type is generally described as "functionality -> no function" or "functionality -> partially out of order" for various infotainment and access control features related to the digital key.

Diagnosis and Trigger Conditions

Several conditions can prevent the successful 2025 Audi Digital Key activation. Technicians are advised to investigate the following potential causes:

• Smartphone Compatibility: The customer's smartphone might not be compatible with the Audi connect Digital Key system.
• Mobile Data Activation: Mobile data might not be activated in the vehicle, especially if the privacy mode is active.
• Vehicle Offline Status: The vehicle may be offline, preventing communication necessary for activation.
• Key User Verification: The dealership might not have properly verified the key user for the vehicle.
• Backend Communication Fault: A communication fault in the backend system could prevent the email with the personal activation code from being sent.
• Backend Maintenance: Ongoing maintenance in the backend systems can temporarily disrupt activation services.
• Software Issue: A software issue within the onboard supply control unit J519 could be a contributing factor.
• Incomplete Key User Nomination: The nomination of the key user or vehicle preparation process may not have been fully completed.

Repair Procedure Summary

To resolve the 2025 Audi Digital Key activation issue, TSB 2077331/2 outlines a series of diagnostic and corrective steps:

1. Check Smartphone Compatibility: Verify that the customer's smartphone is listed as a compatible device. Refer to the list below for supported models.
2. Verify Mobile Data: Ensure that mobile data is activated within the vehicle. If deactivated, activate it.
3. Confirm Vehicle Online Status: Check that the vehicle is online. A globe symbol should be visible on the MMI, and a strong reception strength is recommended.
4. Dealership Key User Verification: Confirm that the key user has been properly verified by an authorized Audi dealership.
5. Resend Activation Email: If the activation email was not received, enter a random incorrect code seven times to trigger a resend.
6. Attempt Activation Later: If previous steps fail, advise the customer to try activating the digital key again the following day.
7. Reset Terminal 30: Disconnect the 12V electrical system for at least 10 minutes to reset Terminal 30. This involves loosening and securing the grounding strap.
8. Re-do Key User Activation: If all else fails, delete the key user from the vehicle and the myAudi app, then set up and confirm the key user again in the vehicle.

Compatible Devices

As of Q1 2025, the following devices are compatible with the Audi connect Digital Key:

Apple

• iPhone 11 / Pro / Pro Max
• iPhone 12 Mini / Pro / Pro Max
• iPhone 13 Mini / Pro / Pro Max
• iPhone 14 Plus / Pro / Pro Max
• iPhone 15 Plus / Pro / Pro Max
• iPhone 16 Plus / Pro / Pro Max
• Watch Series 6 / 7 / 8 / Ultra

Google - Android 12 and newer

• Pixel 6 Pro
• Pixel 7 Pro
• Pixel Fold
• Pixel 8 Pro
• Pixel 9 Pro

Samsung

• Galaxy Note 20 Ultra
• Galaxy S21+ / Ultra
• Galaxy S22+ / Ultra
• Galaxy S23+ / Ultra
• Galaxy S24+ / Ultra
• Galaxy Z Fold 2 / 3 / 4

For updated information, owners can check the following links:

• Apple: https://support.apple.com/en-us/118271
• Samsung: https://www.samsung.com/ca/support/apps-services/what-is-digital-key/ (applies to USA)
• Google: https://support.google.com/wallet/answer/13037118?hl=en

Warranty Information

For vehicles outside of warranty, this Technical Service Bulletin 2077331/2 is informational only. Warranty claims must adhere to the Audi Warranty Policies and Procedures Manual. The service number associated with this procedure is 9710, and the damage code is 0039. Specific labor operations include 9785 0999 for the Terminal 30 reset and 0150 0060 for GFF / Guided Functions.

Important Warnings

This TSB indicates that there is no production solution currently applicable. This means that new vehicles may still exhibit this issue, and the outlined service steps are the primary method for resolution.

NHTSA ID: 11022639