2019-2024 Audi A6/S6/RS 6 Loose Tail Lamp Trim TSB

Owners of certain 2019-2024 Audi A6, S6, and RS 6 Avant vehicles may notice that the tail lamp trim molding is loose. Specifically, the center section of the tail lamp trim molding may be pulling away from its bonding strip. This condition can result in a visible gap between the trim and the rear lid surface.

Symptoms

Customers report that the "Tail lamp trim molding is loose". The primary symptom is the center section of the tail lamp trim molding pulling away from the bonding strip. Workshop inspections confirm a visible gap between the tail lamp trim molding and the rear lid surface.

Diagnosis and Trigger Conditions

The underlying cause for the Audi A6 loose tail lamp trim is a weakened bonding strip that secures the center section of the tail lamp trim molding to the rear lid surface. This weakening allows the trim strip to pull away, creating the noticeable gap.

Repair Procedure Summary

Audi Technical Service Bulletin 2067733/1 outlines the repair process for this issue. If any adhesion of the tail lamp trim molding is compromised or has failed, the center section of the trim molding (section 3) must be replaced. Technicians are instructed to follow the detailed procedure in ElsaPro, paying close attention to proper seal adhesion and surface preparation. This ensures a durable repair for the Audi A6 loose tail lamp trim.

Required Tools or Parts

To perform the repair described in TSB 2067733/1, the following parts and tools may be required:

• Trim strips for tailgate, center:
  • 4K5853927 2ZZ (Chrome)
  • 4K5853927 T94 (Black glossy)
• Surface preparation solvent:
  • D 00940104 (or equivalent, e.g., isopropyl alcohol) - All Purpose Cleaner
• Adhesion promoter:
  • D 355205A2 (or equivalent, e.g., 3M™ 111 Adhesion Promoter or AC77 Adhesive Primer) - Bonding agent
• Primer applicator:
  • D 00950025 (or equivalent)
• Special tool:
  • VAS 1978/14A (Hot Air Blower)

Always consult with your Parts Department and/or ETKA for the latest information and parts bulletins.

Warranty Information

This repair is covered under warranty for specific conditions:

• Claim Type 110: Up to 6 Months/6,000 Miles.
• Claim Type 1AM: Over 6 Months/6,000 Miles.

If the vehicle falls outside of these warranty periods, this Technical Service Bulletin is for informational purposes only. Warranty claims must adhere to the Audi Warranty Policies and Procedures Manual and are subject to review or audit by Audi Warranty. The Service Number for this bulletin is 6647 and the Damage Code is 0018.

Important Warnings

Owners should be aware that if their vehicle is no longer under warranty, this Technical Service Bulletin serves as informational guidance only. The repair cost may not be covered by Audi in such cases.

Source: NHTSA ID: 10217633