2022-2023 Audi A3, S3, RS 3 Remote Key Communication DTC U014000

Owners of 2022-2023 Audi A3, S3, and RS 3 models may experience problems with their remote control key not communicating with the vehicle or a no-start condition. This can be accompanied by the diagnostic trouble code (DTC) U014000. Audi has released Technical Service Bulletin (TSB) 57 23 21 2067813/5 to provide a solution for these issues.

This TSB, which supersedes TSB Group 57 number 23-14 dated August 24, 2023, outlines a software update for the Electronic Central Electrical control module to resolve the communication problem with the remote key and the resulting no-start symptom. If you are experiencing an Audi remote key DTC U014000, this bulletin provides the necessary steps for repair.

Symptoms

Owners may notice one or more of the following symptoms related to the Audi remote key DTC U014000:

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

Fault Codes / DTCs

When these symptoms occur, a workshop scan may reveal the following diagnostic trouble code:

Code	Description	Module
U014000	"Body Computer 1/ Vehicle Electrical System Control Module / Electronic Central Electric no communication"	Data Bus On Board Diagnostic Interface -J533- (address word 0019)

Technical Background

The root cause of the Audi remote key DTC U014000 is identified as outdated software within the Electronic Central Electrical control module, specifically the -J519- module (address word 0009). This module is crucial for communication between the remote key and the vehicle's electrical system.

Repair Procedure Summary

The repair outlined in TSB 57 23 21 2067813/5 involves updating the software of the Electronic Central Electrical control module, -J519-. The general steps for technicians are as follows:

1. Refer to and follow all instructions detailed in TSB 2011732: 00 Software Version Management (SVM), which provides operating instructions for software updates.
2. Update the Electronic Central Electrical control module, -J519- (address word 0009), using the specified SVM action code. The new software version is 183, replacing older versions such as 174, 175, 176, 177, and 180.
3. After the software update is complete, the headlight settings must be checked and readjusted if necessary.

Required Software / Parts

The primary fix for the Audi remote key DTC U014000 is a software update. The relevant software information includes:

• Old Software Part Number: 5WA937086* (versions 174, 175, 176, 177, 180)
• New Software Part Number: 5WA937086* (version 183 or higher)
• SVM Code: 09A059

Warranty Information

This service is covered under Audi's warranty program. For eligible vehicles, the repair is covered for up to 48 months or 50,000 miles. Certified Pre-Owned (CPO) vehicles are covered under the G10 program. If a vehicle is outside of any applicable warranty, this Technical Service Bulletin serves as informational guidance only, and the repair costs would be the owner's responsibility.

• Claim Type: 110 (up to 48 Months/50,000 Miles) or G10 (for CPO Covered Vehicles – Verify Owner)
• Service Number: 9710
• Damage Code: 0039
• Labor Operations:
  • Software Update (includes checking for DTCs): 0151 0000 (Max 100 TU)
  • Adjust both headlights (if necessary): 9415 16xx

Important Warnings

Owners should be aware that if their vehicle is outside of any applicable warranty period, this Technical Service Bulletin is for informational purposes only. In such cases, the cost of the software update and any related adjustments would not be covered by Audi warranty.

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Source: NHTSA ID: 10245625