Audi Q4 Service Bulletins

972 manufacturer communications on file.

• June 4, 2026•Document ID: 11034656

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  TSB_2073867_3

  Date Added:

  July 7, 2026

  Manufacturer:

  AUDI

  Summary

  This bulletin provides information when DTC U140A00 Terminal 30 is stored in the ECM.

  Associated Products (282)

  2026 Audi A32026 Audi A52026 Audi A62026 Audi A6 allroad2026 Audi A82026 Audi Q42026 Audi Q52026 Audi Q72026 Audi Q82026 Audi RS 32026 Audi RS 6 Avant2026 Audi RS 72026 Audi RS e-tron GT2026 Audi RS Q82026 Audi S32026 Audi S52026 Audi S82026 Audi SQ52026 Audi SQ72026 Audi SQ8+ 262 more
  Associated Documents

  • DownloadMC-11034656-0001.pdf↗
• June 4, 2026•Document ID: 11034651

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY

  Mfr Comm. #:

  TSB_2068573_5

  Date Added:

  July 7, 2026

  Manufacturer:

  AUDI

  Summary

  This bulletin provides informaoitn when the rear parking sensor sometimes does not work, is loose, or there is a rear parking sensor fault message.

  Associated Products (241)

  2027 Audi A62027 Audi Q62027 Audi S62027 Audi SQ62026 Audi A32026 Audi A52026 Audi A62026 Audi A6 allroad2026 Audi A82026 Audi Q42026 Audi Q52026 Audi Q72026 Audi Q82026 Audi RS 32026 Audi RS 6 Avant2026 Audi RS 72026 Audi RS e-tron GT2026 Audi RS Q82026 Audi S32026 Audi S5+ 221 more
  Associated Documents

  • DownloadMC-11034651-0001.pdf↗
• June 4, 2026•Document ID: 11034642

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  TSB_2052680_6

  Date Added:

  July 7, 2026

  Manufacturer:

  AUDI

  Summary

  This Reporting Obligation requires technicains to contact the Technical Assistance Center (TAC) in cases where the airbag/seatbelt is deployed/not deployed; general accident information; and fire and overheat damage.

  Associated Products (390)

  2027 Audi A62027 Audi Q62027 Audi S62027 Audi SQ62026 Audi A32026 Audi A52026 Audi A62026 Audi A6 allroad2026 Audi A82026 Audi Q42026 Audi Q52026 Audi Q72026 Audi Q82026 Audi RS 32026 Audi RS 6 Avant2026 Audi RS 72026 Audi RS e-tron GT2026 Audi RS Q82026 Audi S32026 Audi S5+ 370 more
  Associated Documents

  • DownloadMC-11034642-0001.pdf↗
• June 1, 2026•Document ID: 11034686

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  TSB_2080398_3

  Date Added:

  July 7, 2026

  Manufacturer:

  AUDI

  Summary

  This bulletin provides a softare update for the Q4.

  Associated Products (3)

  2026 Audi Q42025 Audi Q42024 Audi Q4
  Associated Documents

  • DownloadMC-11034686-0001.pdf↗
• May 27, 2026•Document ID: 11033489

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  TSB_2079656_3

  Date Added:

  June 4, 2026

  Manufacturer:

  AUDI

  Summary

  This Pending Service Solution (PSS) requests that technicians enter a record into the PSS databse when charging targets cannot be djusted via Audi connect.

  Associated Products (1)

  2026 Audi Q4
  Associated Documents

  • DownloadMC-11033489-0001.pdf↗
• May 26, 2026•Document ID: 11033457

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  AOS-26-25

  Date Added:

  June 4, 2026

  Manufacturer:

  AUDI

  Summary

  This is a notice for software changes with the ODIS diagnostic program to correct the communication during vehicle programming function: A software fix is needed to correct the issue: The ODIS Audi Brand update 2.41.1 is setting a ODS5003E error code when you perform the 90TV SVM flash.

  Associated Products (386)

  2027 Audi A62027 Audi Q62027 Audi S62027 Audi SQ62026 Audi A32026 Audi A52026 Audi A62026 Audi A6 allroad2026 Audi A82026 Audi Q32026 Audi Q42026 Audi Q52026 Audi Q72026 Audi Q82026 Audi RS 32026 Audi RS 6 Avant2026 Audi RS 72026 Audi RS e-tron GT2026 Audi RS Q82026 Audi S3+ 366 more
  Associated Documents

  • DownloadMC-11033457-0001.pdf↗
• May 22, 2026•Document ID: 11033461

  Service Campaign
  UNKNOWN OR OTHER

  Mfr Comm. #:

  Dealer 91FN_20260522

  Date Added:

  June 4, 2026

  Manufacturer:

  AUDI

  Summary

  91FN Dealer Communication - Revision. Affected vehicles will receive the latest software version via a software update. This software contains an optimized self-diagnosis function for the high-voltage battery. In addition to the software update, the high-voltage battery cells may experience an increased self-discharge. The high-voltage battery will be evaluated, and any affected high-voltage cell modules will be replaced. Updated labor operations.

  Associated Products (2)

  2023 Audi Q42022 Audi Q4
  Associated Documents

  • DownloadMC-11033461-0001.pdf↗
• May 22, 2026•Document ID: 11033459

  Service Campaign
  UNKNOWN OR OTHER

  Mfr Comm. #:

  Circ_91FN_20260522

  Date Added:

  June 4, 2026

  Manufacturer:

  AUDI

  Summary

  91FN Dealer Communication - Revision. Affected vehicles will receive the latest software version via a software update. This software contains an optimized self-diagnosis function for the high-voltage battery. In addition to the software update, the high-voltage battery cells may experience an increased self-discharge. The high-voltage battery will be evaluated, and any affected high-voltage cell modules will be replaced. Updated labor operations.

  Associated Products (2)

  2023 Audi Q42022 Audi Q4
  Associated Documents

  • DownloadMC-11033459-0001.pdf↗
• May 22, 2026•Document ID: 11033492

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  TSB_2080517_4

  Date Added:

  June 4, 2026

  Manufacturer:

  AUDI

  Summary

  This bulletin provides informaiotn when the starter battery is discharged or defective.

  Associated Products (324)

  2026 Audi A32026 Audi A52026 Audi A62026 Audi A6 allroad2026 Audi A82026 Audi Q42026 Audi Q52026 Audi Q72026 Audi Q82026 Audi RS 32026 Audi RS 6 Avant2026 Audi RS 72026 Audi RS e-tron GT2026 Audi RS Q82026 Audi S32026 Audi S52026 Audi S82026 Audi S e-tron GT2026 Audi SQ52026 Audi SQ7+ 304 more
  Associated Documents

  • DownloadMC-11033492-0001.pdf↗
• May 20, 2026•Document ID: 11033509

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  TSB_2081990_1

  Date Added:

  June 4, 2026

  Manufacturer:

  AUDI

  Summary

  This bulletin provides information regarding high voltage battery leak test documentation.

  Associated Products (43)

  2027 Audi A62027 Audi Q62027 Audi S62027 Audi SQ62026 Audi Q42026 Audi RS e-tron GT2026 Audi S e-tron GT2025 Audi A62025 Audi e-tron GT2025 Audi Q42025 Audi Q5 e2025 Audi Q62025 Audi RS e-tron GT2025 Audi S62025 Audi SQ62024 Audi e-tron GT2024 Audi Q42024 Audi Q5 e2024 Audi Q82024 Audi RS e-tron GT+ 23 more
  Associated Documents

  • DownloadMC-11033509-0001.pdf↗
• May 19, 2026•Document ID: 11033463

  Other
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  SM 24-2026

  Date Added:

  June 4, 2026

  Manufacturer:

  AUDI

  Summary

  This special notice is to inform dealers to return the parts listed if it meets the criteria provided.

  Associated Products (31)

  2027 Audi A62027 Audi Q62026 Audi A32026 Audi A52026 Audi A62026 Audi e-tron GT2026 Audi Q32026 Audi Q42026 Audi Q52026 Audi Q62026 Audi RS 32025 Audi A32025 Audi A52025 Audi A62025 Audi e-tron GT2025 Audi Q42025 Audi Q52025 Audi Q62025 Audi RS 32024 Audi A3+ 11 more
  Associated Documents

  • DownloadMC-11033463-0001.pdf↗
• May 15, 2026•Document ID: 11033469

  Service Bulletin/Repair Instructions
  VISIBILITY/WIPER

  Mfr Comm. #:

  TSB_2067557_2

  Date Added:

  June 4, 2026

  Manufacturer:

  AUDI

  Summary

  This bulletin provides informaiton when the windscreen/rear window washer pump is not working (B126101, B126113).

  Associated Products (217)

  2025 Audi A32025 Audi A42025 Audi A4 allroad2025 Audi A52025 Audi A62025 Audi A6 allroad2025 Audi A72025 Audi A82025 Audi e-tron GT2025 Audi Q32025 Audi Q42025 Audi Q52025 Audi Q5 e2025 Audi Q62025 Audi Q72025 Audi Q82025 Audi RS 32025 Audi RS 52025 Audi RS 6 Avant2025 Audi RS 7+ 197 more
  Associated Documents

  • DownloadMC-11033469-0001.pdf↗
• May 13, 2026•Document ID: 11033472

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY

  Mfr Comm. #:

  TSB_2074058_4

  Date Added:

  June 4, 2026

  Manufacturer:

  AUDI

  Summary

  This bulletin describes a trim coating failure due to outside influence and not warrantable.

  Associated Products (39)

  2027 Audi A62027 Audi Q62027 Audi S62027 Audi SQ62026 Audi A32026 Audi Q32026 Audi Q42026 Audi RS 32026 Audi RS e-tron GT2026 Audi S32026 Audi S e-tron GT2025 Audi A32025 Audi A62025 Audi e-tron GT2025 Audi Q42025 Audi Q62025 Audi RS 32025 Audi RS e-tron GT2025 Audi S32025 Audi S6+ 19 more
  Associated Documents

  • DownloadMC-11033472-0001.pdf↗
• May 8, 2026•Document ID: 11033483

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  TSB_2077443_3

  Date Added:

  June 4, 2026

  Manufacturer:

  AUDI

  Summary

  This bulletin provides information when the convenience openeing does not work.

  Associated Products (165)

  2027 Audi A62027 Audi Q62027 Audi S62027 Audi SQ62026 Audi A32026 Audi A52026 Audi A62026 Audi Q52026 Audi RS 32026 Audi S32026 Audi S52026 Audi SQ52025 Audi A32025 Audi A42025 Audi A4 allroad2025 Audi A52025 Audi A62025 Audi A6 allroad2025 Audi A72025 Audi A8+ 145 more
  Associated Documents

  • DownloadMC-11033483-0001.pdf↗
• May 8, 2026•Document ID: 11033482

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  TSB_2077314_2

  Date Added:

  June 4, 2026

  Manufacturer:

  AUDI

  Summary

  This reporting obligation requests that techincians contact the Technical Assistance Center (TAC) when the hand held transmitter cannot be programmed to the Homelink garage door opener.

  Associated Products (88)

  2027 Audi A62027 Audi Q62027 Audi S62027 Audi SQ62026 Audi A32026 Audi A52026 Audi A62026 Audi A6 allroad2026 Audi A82026 Audi Q32026 Audi Q42026 Audi Q52026 Audi Q72026 Audi Q82026 Audi RS 32026 Audi RS 6 Avant2026 Audi RS 72026 Audi RS e-tron GT2026 Audi RS Q82026 Audi S3+ 68 more
  Associated Documents

  • DownloadMC-11033482-0001.pdf↗
• May 6, 2026•Document ID: 11033493

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  TSB_2080709_2

  Date Added:

  June 4, 2026

  Manufacturer:

  AUDI

  Summary

  This Pending Service Solution requests that technicians enter a record in the PSS database when timer based charging is faulty/charging target exceeded.

  Associated Products (2)

  2026 Audi Q42025 Audi Q4
  Associated Documents

  • DownloadMC-11033493-0001.pdf↗
• May 6, 2026•Document ID: 11033475

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  TSB_2074808_4

  Date Added:

  June 4, 2026

  Manufacturer:

  AUDI

  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

  Associated Products (365)

  2027 Audi A62027 Audi Q62027 Audi S62027 Audi SQ62026 Audi A32026 Audi A52026 Audi A62026 Audi A6 allroad2026 Audi A82026 Audi Q42026 Audi Q52026 Audi Q72026 Audi Q82026 Audi RS 32026 Audi RS 6 Avant2026 Audi RS 72026 Audi RS e-tron GT2026 Audi RS Q82026 Audi S32026 Audi S5+ 345 more
  Associated Documents

  • DownloadMC-11033475-0001.pdf↗
• May 5, 2026•Document ID: 11033473

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY

  Mfr Comm. #:

  TSB_2074721_3

  Date Added:

  June 4, 2026

  Manufacturer:

  AUDI

  Summary

  This bulletin provides information when there is noise from the backrest of the front seat.

  Associated Products (144)

  2026 Audi A6 allroad2026 Audi Q42026 Audi Q72026 Audi Q82026 Audi RS 6 Avant2026 Audi RS 72026 Audi RS Q82026 Audi SQ72026 Audi SQ82025 Audi A42025 Audi A4 allroad2025 Audi A52025 Audi A62025 Audi A6 allroad2025 Audi A72025 Audi Q32025 Audi Q42025 Audi Q72025 Audi Q82025 Audi RS 5+ 124 more
  Associated Documents

  • DownloadMC-11033473-0001.pdf↗
• April 30, 2026•Document ID: 11032159

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  TSB_2079289_4

  Date Added:

  May 5, 2026

  Manufacturer:

  AUDI

  Summary

  This bulletin provides information related to the combined software update ID.S 3.8.2 for Audi Q4.

  Associated Products (4)

  2025 Audi Q42024 Audi Q42023 Audi Q42022 Audi Q4
  Associated Documents

  • DownloadMC-11032159-0001.pdf↗
• April 30, 2026•Document ID: 11032165

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  TSB_2080517_3

  Date Added:

  May 5, 2026

  Manufacturer:

  AUDI

  Summary

  This bulletin provides informaiotn when the starter battery is discharged or defective.

  Associated Products (324)

  2026 Audi A32026 Audi A52026 Audi A62026 Audi A6 allroad2026 Audi A82026 Audi Q42026 Audi Q52026 Audi Q72026 Audi Q82026 Audi RS 32026 Audi RS 6 Avant2026 Audi RS 72026 Audi RS e-tron GT2026 Audi RS Q82026 Audi S32026 Audi S52026 Audi S82026 Audi S e-tron GT2026 Audi SQ52026 Audi SQ7+ 304 more
  Associated Documents

  • DownloadMC-11032165-0001.pdf↗