2021, 2023-2024 Audi Q5 e 3-Phase Wire Chafing TSB

Symptoms

Owners of 2021, 2023-2024 Audi Q5 e vehicles may not notice any specific symptoms related to this issue. The Audi Q5 e 3-phase wire chafing is primarily identified by technicians during other service work. The concern involves the 3-phase wiring in the front underbody area on the passenger side of the vehicle.

Technical Background

Audi has identified that the 3-phase wiring in affected vehicles could potentially contact the heat shield. This contact can lead to abrasion of the aramid protection surrounding the wiring. This issue is not typically reported by customers but is discovered during workshop inspections.

Diagnosis

This condition is usually found when technicians are performing other service work on the vehicle. During these inspections, they may observe chafing of the 3-phase wiring where it comes into contact with the heat shield in the front underbody area on the passenger side. A photograph provided in the bulletin illustrates the specific area where this chafing can occur.

Important Warnings

Owners and technicians should be aware of specific conditions for this repair:

• The repair method outlined in TSB 2077614/2, which was communicated at the SOST event in May 2022, must only be used if the aramid hose has been chafed or abraded.
• If there are any issues with the wire insulation underneath the aramid protection, this specific repair method must not be used.
• If your vehicle is outside of any warranty, this Technical Service Bulletin is for informational purposes only.

Production Solution

Audi implemented a production change to address the potential for Audi Q5 e 3-phase wire chafing. From production date January 25, 2022, onwards, the wiring and its routing have been modified to prevent this issue.

Repair Procedure Summary

The detailed repair instructions for addressing the Audi Q5 e 3-phase wire chafing are provided in an attached SOST document, which is referenced by TSB 2077614/2. Technicians are instructed to follow these specific guidelines. The repair is contingent on the aramid hose being chafed or abraded, and it explicitly states that if the underlying wire insulation is damaged, this particular repair method is not applicable.

Warranty Information

Warranty claims related to this issue should be processed according to the Audi Warranty Policies and Procedures Manual. The relevant codes for processing a claim under TSB 2077614/2 are:

• Service Number: 9330
• Damage Code: 0010
• Labor Operations: 9330 4199
• Labor Time: 30 TU (Time Units)
• Claim Comment: As per TSB 2077614/2

All warranty claims are subject to review and audit by Audi Warranty. If the vehicle is outside of warranty, the bulletin serves as informational guidance.

Bulletin Revision History

This Technical Service Bulletin, identified as 2077614/2, was initially published on April 7, 2025 (Revision 1). It was subsequently republished on April 14, 2025 (Revision 2), to correct a publishing error.

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Source: NHTSA ID: 11017646