2023 Audi e-tron SOS Malfunction DTC U13EB00

Symptoms

Owners of 2023 Audi vehicles, including the Audi e-tron, may experience specific warning signs related to the emergency call system. These symptoms indicate a potential issue with the vehicle's telematics unit.

• "The e-call LED is red." This light, typically located near the SOS button, will illuminate in red, signaling a fault.
• "An SOS Malfunction is displayed on the instrument cluster." A warning message will appear on the dashboard, alerting the driver to a problem with the SOS emergency call function.

Fault Codes / DTCs

When these symptoms occur, a diagnostic trouble code (DTC) is typically stored in the vehicle's Emergency Call Module and Communication Unit (ConBox) -J949-. This code helps technicians identify the root cause of the malfunction.

Code	Description
U13EB00	Emergency call module and communication unit Flight mode active.

This DTC indicates that the ConBox -J949- has entered a flight mode, even after it was successfully removed from this mode during the Pre-Delivery Inspection (PDI).

Diagnosis

When diagnosing the "SOS Malfunction" and red e-call LED in a 2023 Audi e-tron, technicians will look for the presence of DTC U13EB00 in the Emergency Call Module and Communication Unit (ConBox) -J949-. The presence of this code confirms that the module has reverted to an active flight mode.

It's important to note that, as of the bulletin's publication, this complaint is still under analysis. The parts supplier requires modules with the active fault to determine the root cause and develop a long-term solution. However, a repair procedure is available to address the immediate issue.

Repair Procedure Summary

The recommended repair for the Audi e-tron U13EB00 issue involves replacing the faulty Emergency Call Module and Communication Unit (ConBox) -J949-. Technicians should follow the detailed instructions provided in the Elsa repair manual for this procedure.

The replacement process includes removing the existing telematics control module and installing a new one. This ensures that the emergency call system is restored to proper functionality and the flight mode condition is resolved, addressing the "SOS Malfunction" message and the red e-call LED.

Required Parts

To perform the repair for the Audi e-tron U13EB00, specific parts are needed. Technicians should always consult the Parts Department and/or ETKA for the most current information and part numbers.

• Fasteners, Bolts, Nuts, and Screws: As needed, per the repair manual. Refer to ETKA/ELSA for specific requirements.
• Emergency Call Module and Communication Unit (ConBox): Part Number 4KE035283G (Quantity: 01).

Warranty Information

This Technical Service Bulletin outlines specific warranty claim types for addressing the Audi e-tron U13EB00 problem. Owners should be aware of these details when seeking repair.

• Claim Type 110: Applicable for vehicles within the 48 Months/50,000 Miles warranty period.
• Claim Type G10: For Certified Pre-Owned (CPO) vehicles, verification of ownership is required.
• Important Note: If the vehicle is outside of any warranty coverage, this Technical Service Bulletin serves as informational guidance only, and repair costs may not be covered.

The service number for this repair is 9145, with a damage code of A039. Labor operations for telematics control module removal and reinstallation are covered under code 9170 1950. Diagnostic time is allocated as GFF 0150 0000. All warranty claims must adhere to the Audi Warranty Policies and Procedures Manual.

Revision History

This bulletin, identified as 91 23 76 2069329/2, was published on February 21, 2023. It supersedes Technical Service Bulletin Group 91 number 23-64, dated January 31, 2023, due to a revised condition and service, including a corrected J-Number.

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Source: NHTSA ID 10232104