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Service bulletin TSB_2074857_2

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id11020353
Published by NHTSA2025-07-08
Manufacturer's numberTSB_2074857_2
Manufacturer's date2025-06-20
NHTSA componentPOWER TRAIN

NHTSA's summary

This bulletin provides information when there are noises/vibrations in tight bends; Q7 and A8 models.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Transmission and driveline

Vehicles listed
AUDI A82011, 2012, 2013, 2014, 2015, 2016, 2017
AUDI A82019, 2020
AUDI A82021 to 2024
AUDI A8 L E2020
AUDI A8 L E2021
AUDI Q72009, 2010, 2011, 2012, 2013, 2014, 2015
AUDI Q72017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
AUDI Q82019, 2020, 2021, 2022, 2023, 2024, 2025
AUDI RS Q82020, 2021, 2022, 2023, 2024, 2025
AUDI S82013, 2014, 2015, 2016
AUDI S82020, 2021, 2022, 2023, 2024
AUDI SQ72020, 2021, 2022, 2023, 2024, 2025
AUDI SQ82020, 2021, 2022, 2023, 2024, 2025

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
20202072020-05-13. Powertrain
20V2720002020-05-13. POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
TSB_2082615_12026-08-05. Service bulletin. This bulletin provides inormation when the ATF pipes leak; Q7 with 0C8 gearbox.
TSB_2082106_22026-07-07. Service bulletin. Ths bulletin provides informaiotn when the gearbox warning lamp is on, DTC P060A00 (8693) in gearbox control unit; 0BK and 0BL gearbox.
TSB_2082106_12026-07-07. Service bulletin. Ths bulletin provides informaiotn when the gearbox warning lamp is on, DTC P060A00 (8693) in gearbox control unit; 0BK and 0BL gearbox.
TSB_2082086_12026-07-07. Service bulletin. This bulletin provides informaiton when there is a leak on the oil hole between the planetary and the transfer box.
TSB_2082054_12026-07-07. Service bulletin. This bulleitn provides information when there is a delayed accelerator response.
TSB_2082046_12026-07-07. Service bulletin. This bulletin provides information when there is a strong jolt after engine automatically starts in start-stop mode; vehicles with 0BK & 0BL Gearbox.
TSB_2036278_32026-07-07. Service bulletin. This bulletin provides information when there are rough downshifts when the vehicle is slowed to a stop.
TSB_2028985_132026-07-07. Service bulletin. This bulleitn procides informaiton when tehre is a transmission warning mssage in the instrument cluster; P074100 is stored in the TCM.
TSB_2028902_52026-07-07. Service bulletin. This bulletin provides informaiton when the transmission warning message appears in the cluster; P074100 stored in the TCM.
TSB_2074808_42026-06-04. Service bulletin. The high-voltage batteries in electric vehicles are subject to various ageing effects which could lead to the energy content (energy density) being reduced. This reduction in the energy content, which is due to factors. Revised header. Added Model years