2023-2025 Audi Models SOS Emergency Call Malfunction TSB

Symptoms of the Audi SOS Emergency Call Malfunction

Owners of affected 2023-2025 Audi vehicles may observe a specific warning message on their instrument cluster: "A SOS Emergency Call malfunction is displayed on the instrument cluster." This message indicates a problem with the vehicle's emergency call system, which is a critical safety feature. If you see this message, your Audi e-tron SOS malfunction should be investigated.

Fault Codes (DTCs)

When the "SOS Emergency Call malfunction" occurs, technicians will typically find the following Diagnostic Trouble Code (DTC) stored in the -J949- control module (address word 0075):

Code	Description	Module
B1916F5	Backup battery service life exceeded	-J949-

This DTC specifically points to an issue with the backup battery within the Emergency Call Module and Communication Unit, which is part of the ConBox system.

Diagnosis and Trigger Conditions

The primary diagnostic step for the "SOS Emergency Call malfunction" is to check for the presence of DTC B1916F5. This code confirms that the backup battery within the ConBox has reached the end of its service life. The Technical Service Bulletin (TSB) 2072457/3 indicates that complete ConBox replacements are necessary for further analysis into the root cause of this DTC entry.

Repair Procedure Summary

To resolve the "SOS Emergency Call malfunction" and address DTC B1916F5, the recommended repair involves replacing the Emergency Call Module and Communication Unit (ConBox) -J949-. This procedure should be performed according to the detailed instructions provided in the Audi repair manual. The replacement ensures the emergency call system functions correctly and clears the Audi e-tron SOS malfunction message.

Required Parts

Audi specifies different part numbers for the ConBox depending on the model year of the vehicle. Technicians should always consult the Parts Department and/or ETKA for the latest information and part bulletins.

Part Number	Part Description	Quantity
4KE035283G	MY 2023: Emergency Call Module and Communication Unit (ConBox)	01
4KE035283L	MY 2024/2025: Emergency Call Module and Communication Unit (ConBox)	01

Additionally, fasteners, bolts, nuts, and screws as needed per the repair manual should be sourced from ETKA/ELSA.

Warranty Information

This repair for the Audi SOS Emergency Call malfunction is covered under specific warranty conditions:

• Claim Type 110: Up to 48 Months/50,000 Miles.
• Claim Type G10: For CPO (Certified Pre-Owned) Covered Vehicles, requiring owner verification.
• If the vehicle is outside of any applicable warranty, this Technical Service Bulletin is for informational purposes only.

CAUTION: When submitting claims related to TSB 2072457/3, make sure to use Service Number 9145 and Damage Code 0020. All warranty claims submitted for payment must be in accordance with the Audi Warranty Policies and Procedures Manual.

The labor operation for this repair is "Telematics control module remove+reinstall" (Labor Operation Code 9170 1950). Diagnostic time is recorded as GFF (0150 0000), with a maximum of 75 Technical Units (TU).

Technical Service Bulletin Revisions

Technical Service Bulletin 2072457/3 has undergone several revisions:

• Revision 3 (June 12, 2024): Revised the header and added MY24 Q7 to the affected vehicles list.
• Revision 2 (March 8, 2024): Revised the title, header, and condition sections. This revision supersedes Technical Service Bulletin Group 91 number 24-84 dated March 8, 2024.
• Revision 1 (December 18, 2023): Initial publication of the bulletin.

What Owners Should Know

Audi is not notifying consumers directly about this Technical Service Bulletin. Owners experiencing an "SOS Emergency Call malfunction" should contact their authorized Audi dealership to have their vehicle inspected. All warranty claims must adhere to the Audi Warranty Policies and Procedures Manual.

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Source: NHTSA ID: 11002982