WenmarOpen by Wenmar Pro

Service bulletin TSB_2074808_4

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 id11033475
Published by NHTSA2026-06-04
Manufacturer's numberTSB_2074808_4
Manufacturer's date2026-05-06
NHTSA componentPOWER TRAIN

NHTSA's summary

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

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 A32013
AUDI A32015, 2016, 2017, 2018, 2019, 2020
AUDI A32022, 2023, 2024, 2025, 2026
AUDI A3 CABRIOLET2015 to 2019
AUDI A3 SPORTBACK E-TRON2016 to 2018
AUDI A42013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
AUDI A4 ALLROAD2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
AUDI A52013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024
AUDI A52026
AUDI A5 CABRIOLET2013 to 2020
AUDI A5 SPORTBACK2018 to 2025
AUDI A62013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
AUDI A6 ALLROAD2020, 2021, 2022, 2023, 2024, 2025, 2026
AUDI A6 SPORTBACK E-TRON2025
AUDI A6 SPORTBACK E-TRON2027
AUDI A72013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
AUDI A7 E2021, 2022
AUDI A82013, 2014, 2015, 2016, 2017, 2018, 2019, 2020
AUDI A82021 to 2026
AUDI A8 L E2020
AUDI A8 L E2021
AUDI ALLROAD2013 to 2016
AUDI E-TRON2019
AUDI E-TRON2021, 2022, 2023
AUDI E-TRON GT2022, 2023, 2024
AUDI E-TRON GT2025
AUDI E-TRON SPORTBACK2020, 2021, 2022
AUDI E-TRON SPORTBACK2023 (the catalog's model; the bulletin names a series or trim of it)
AUDI Q32015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
AUDI Q4 E-TRON2022 to 2026
AUDI Q4 SPORTBACK E-TRON2022 to 2026
AUDI Q52013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
AUDI Q5 E2020, 2021
AUDI Q5 E2022
AUDI Q5 E2023, 2024, 2025
AUDI Q5 HYBRID2013
AUDI Q5 HYBRID2015
AUDI Q5 SPORTBACK2021 to 2026
AUDI Q6 E-TRON2025
AUDI Q6 E-TRON2027
AUDI Q6 SPORTBACK E-TRON2027
AUDI Q72013, 2014, 2015
AUDI Q72017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
AUDI Q82019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
AUDI Q8 E-TRON2024
AUDI Q8 SPORTBACK E-TRON2024
AUDI R82014, 2015
AUDI R82017, 2018
AUDI R82020, 2021, 2022, 2023
AUDI R8 GT2023
AUDI R8 SPYDER2014 to 2015
AUDI R8 SPYDER2017 to 2018
AUDI R8 SPYDER2020 to 2023
AUDI RS 32017, 2018, 2019, 2020
AUDI RS 32022, 2023, 2024, 2025, 2026
AUDI RS 52013, 2014, 2015
AUDI RS 52018, 2019
AUDI RS 52021, 2022, 2023, 2024
AUDI RS 5 CABRIOLET2013, 2014, 2015 (the catalog's model; the bulletin names a series or trim of it)
AUDI RS 5 SPORTBACK2019 (the catalog's model; the bulletin names a series or trim of it)
AUDI RS 5 SPORTBACK2021, 2022, 2023, 2024, 2025 (the catalog's model; the bulletin names a series or trim of it)
AUDI RS 6 AVANT2021, 2022, 2023, 2024, 2025, 2026
AUDI RS 72014, 2015, 2016, 2017, 2018
AUDI RS 72021, 2022, 2023, 2024, 2025, 2026
AUDI RS E-TRON GT2022, 2023, 2024, 2025, 2026
AUDI RS Q82020, 2021, 2022, 2023, 2024, 2025, 2026
AUDI S E-TRON GT2026
AUDI S32015, 2016, 2017, 2018, 2019, 2020
AUDI S32022, 2023, 2024, 2025, 2026
AUDI S42013, 2014, 2015, 2016
AUDI S42018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
AUDI S52013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024
AUDI S52026
AUDI S5 CABRIOLET2013 to 2024
AUDI S5 SPORTBACK2018 to 2025
AUDI S62013, 2014, 2015, 2016, 2017, 2018
AUDI S62020, 2021, 2022, 2023, 2024, 2025
AUDI S6 SPORTBACK E-TRON2025
AUDI S6 SPORTBACK E-TRON2027
AUDI S72013, 2014, 2015, 2016, 2017, 2018
AUDI S72020, 2021, 2022, 2023, 2024, 2025
AUDI S82013, 2014, 2015, 2016, 2017, 2018
AUDI S82020, 2021, 2022, 2023, 2024, 2025, 2026
AUDI SQ52014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
AUDI SQ5 SPORTBACK2021, 2022, 2023, 2024, 2025, 2026 (the catalog's model; the bulletin names a series or trim of it)
AUDI SQ6 E-TRON2025 (the catalog's model; the bulletin names a series or trim of it)
AUDI SQ6 E-TRON2027 (the catalog's model; the bulletin names a series or trim of it)
AUDI SQ6 SPORTBACK E-TRON2027 (the catalog's model; the bulletin names a series or trim of it)
AUDI SQ72020, 2021, 2022, 2023, 2024, 2025, 2026
AUDI SQ82020, 2021, 2022, 2023, 2024, 2025, 2026
AUDI SQ8 E-TRON2024 (the catalog's model; the bulletin names a series or trim of it)
AUDI SQ8 SPORTBACK E-TRON2024 (the catalog's model; the bulletin names a series or trim of it)
AUDI TT2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023
AUDI TT ROADSTER2013 to 2023
AUDI TT RS2013
AUDI TT RS2018, 2019, 2020, 2021, 2022
AUDI TTS2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023
AUDI TTS ROADSTER2014, 2015 (the catalog's model; the bulletin names a series or trim of it)

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

Recalls for the same vehicles and component
22V2250002022-04-06. POWER TRAIN:MANUAL TRANSMISSION:LUBRICANT
20202072020-05-13. Powertrain
20185122018-09-17. Powertrain
17V2970002017-05-03. POWER TRAIN:AUTOMATIC TRANSMISSION:GEAR POSITION INDICATION (PRNDL)

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_2080077_42026-10-05. Service bulletin. This bulletin provides information when the gearbox warning light illuminates; drive system fault with event memory entry P060A00; P1FD700.
TSB_2080075_42026-10-05. Service bulletin. This TSB provides information when there is a drive system fault in the instrument clusteer, DTC P066700, symptom 20752, address: 0002.
TSB_2079998_52026-10-05. Service bulletin. This bulletin provides information when there is a drive system fault in the insrument cluster; DTC P071100 symptom 20756 - diagnostic address 0002.
TSB_2082948_12026-09-04. Service bulletin. This bulletin provides information when the transmission position cannot be selected.
TSB_2081071_32026-09-04. Service bulletin. This Pending Service Solution (PSS) requests that technicians enter a record in the PSS databse when there is functional issue in the gearbox control unit with DTC P187C00; SW Cluster 6.
TSB_2059057_152026-09-04. Service bulletin. This bulletin provides informatin when there is binding or vibrations in tight turns with quattro Ultra.
TSB_2082617_12026-08-05. Service bulletin. This bulletin provides information when there are noises in the overrun ( e.g. whirring, howling) - vehicles with 0BC.
TSB_2082615_12026-08-05. Service bulletin. This bulletin provides inormation when the ATF pipes leak; Q7 with 0C8 gearbox.
TSB_2034863_52026-08-05. Service bulletin. This bulletin provides infomraiotn when there is a gearbox malfunction message in the instrument clostuer; DTC P0706; vehicles with 0AW 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.