2022-2023 Audi A3, S3, RS 3 No Start DTC U014000 TSB

Audi has issued Technical Service Bulletin (TSB) 57 23 04 2067813/2, dated April 10, 2023, for certain 2022-2023 Audi A3, S3, and RS 3 models. This bulletin addresses specific starting and remote key functionality issues that can occur in these vehicles. Owners experiencing a "no start" condition or problems with their remote key should be aware of this TSB.

This TSB supersedes an earlier bulletin, Group 57 number 22-93, dated August 18, 2022, with revisions including the addition of Model Year 2023 vehicles with VIN restrictions.

Symptoms

Owners of affected vehicles may observe one or more of the following symptoms:

• "Unable to start the vehicle."
• "Unable to unlock the vehicle with the remote key."
• "Terminal 15 cannot be switched on."

These issues indicate a problem with the vehicle's electrical system, specifically related to the central control modules.

Fault Codes / DTCs

When diagnosing these symptoms, technicians may find the following Diagnostic Trouble Code (DTC) stored in the vehicle's system:

• DTC U014000: "Body Computer 1/ Vehicle Electrical System Control Module / Electronic Central Electric no communication"

This DTC directly points to a communication problem within the vehicle's electrical network, specifically involving the Body Computer 1, also known as the Electronic Central Electrical control module (J519).

Diagnosis / Trigger Conditions

The root cause of the Audi S3 U014000 no start and remote key issues is identified as outdated software within the Electronic Central Electrical control module, designated as J519 (address word 0009). This module is critical for various vehicle functions, including starting and remote key operations. The presence of DTC U014000 confirms this communication fault.

Repair Procedure Summary

The resolution for the Audi S3 U014000 no start condition involves updating the software for the Electronic Central Electrical control module (J519). Technicians are instructed to follow the detailed instructions provided in TSB 2011732, which outlines the Software Version Management (SVM) operating procedures.

The update process requires using SVM action code 09A057 to ensure the correct software is installed. This new software is designed to restore proper communication and functionality to the J519 module, thereby resolving the starting and remote key issues. The update will bring the software to a newer version, such as 177, from previous versions like 174 or 175, depending on the original part numbers (e.g., updating from 5WA937086L to 5WA937086AM).

Warranty Information

This software update is covered under Audi's warranty program. For new vehicles, coverage extends up to 48 months or 50,000 miles. Certified Pre-Owned (CPO) vehicles may also be covered under claim type G10, requiring owner verification. If the vehicle falls outside of these warranty periods, this Technical Service Bulletin serves as informational guidance, meaning the repair may not be covered free of charge. The service number for this procedure is 9710, with damage code 0039. Labor operations for the software update, including DTC checks, are designated as 0151 0000.

Important Warnings

Owners should be aware that if their vehicle is outside of the specified warranty period, this Technical Service Bulletin is for informational purposes only. This means that while the TSB identifies a known issue and a repair, the cost of the repair might not be covered by Audi. It is always recommended to verify warranty coverage with an authorized Audi dealership.

Owner Action

If your 2022-2023 Audi A3, S3, or RS 3 is experiencing a "no start" condition, issues with the remote key, or if you suspect a problem related to DTC U014000, it is recommended to contact an authorized Audi dealership. They can diagnose the issue, confirm if TSB 57 23 04 2067813/2 applies to your vehicle, and perform the necessary software update to the J519 control module. This will address the Audi S3 U014000 no start problem and related symptoms.

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Source: NHTSA ID: 10234567