2021-2025 Audi Suspension Rumbling Noise TSB 2060855/2

Audi has issued Technical Service Bulletin 40 24 81 2060855/2, dated September 10, 2024, to address customer complaints of "rumbling noises from the suspension" in various 2021-2025 Audi models. This bulletin supersedes an earlier TSB, Group 40 number 20-14, from October 7, 2020, with updated information regarding the header and warranty details.

This TSB specifically targets issues related to the upper link rubber mounting, which can lead to an audible Audi rumbling suspension noise and visible damage. Owners experiencing these symptoms should be aware of the recommended diagnostic and repair procedures outlined by Audi.

Symptoms

Owners of affected Audi vehicles may notice the following:

• "Rumbling noises from the suspension."
• "Damage on the rubber mounting of the upper link can be identified (Figure 1)." This damage is often visible upon inspection.

Diagnosis / Trigger Conditions

Audi's technical background suggests that the complaint of Audi rumbling suspension noise can be triggered by "frequent maneuvering." Technicians should inspect the upper link rubber mounting for visible damage.

Important Warnings

Audi provides a critical instruction for technicians and owners regarding this repair:

• "You must NOT replace the entire link. If this instruction is ignored, the costs will be charged back."

This means only the damaged rubber mounting should be replaced, not the complete suspension link assembly.

Repair Procedure Summary

The repair procedure involves replacing the damaged rubber mounting of the upper rear link on both sides of the vehicle. This must be performed according to the detailed instructions found in the Elsa repair manual. The specific manual path is: Chassis >> Suspension, Wheels, Steering >> 40 Front Suspension >> Suspension Strut and Upper Control Arm >> Upper Control Arm Bearing Replacing.

In the ELSA system, the part is described as an "Upper control arm bearing" (also known as a "rubber bush"). In ETKA, it's referred to as a "Bonded rubber mounting" (also known as a "rubber bush"). The repair process includes labor operations such as replacing two bushes for the upper guide (labor operation 4012 5651) and performing road tests before and after the service procedure (labor operations 0121 0002 and 0121 0004, respectively).

Required Parts and Tools

For this repair, the following parts are required:

• Bonded Rubber Mounting: Part number 4N0407515 (as required)
• Fasteners, Bolts, Nuts, and Screws: As needed per the repair manual (refer to ETKA/ELSA)

Technicians should always consult their Parts Department and ETKA for the latest information and parts bulletins.

Warranty Information

Warranty claims for this repair must adhere to the Audi Warranty Policies and Procedures Manual. The claim type is informational only if the vehicle is outside its warranty period. The specific codes for claiming this repair are:

• Service Number: 4012
• Damage Code: 0015
• Claim Comment: As per TSB 2060855/2

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Source: NHTSA ID: 11009335