Subaru Ascent Service Bulletins (2023)

267 manufacturer communications on file.

• August 5, 2024•Document ID: 11006934

  Service Bulletin/Repair Instructions
  ENGINE; ELECTRICAL SYSTEM

  Mfr Comm. #:

  01-168-09R

  Date Added:

  September 4, 2024

  Manufacturer:

  SUBARU

  Summary

  The purpose of this bulletin is to provide replacement key and immobilizer information along with an overview of the Subaru Lock Information web-site.

  Associated Products (38)

  2025 Subaru Forester2025 Subaru Impreza2025 Subaru Legacy2025 Subaru Outback2024 Subaru Ascent2024 Subaru BRZ2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru Solterra2024 Subaru WRX2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy2023 Subaru Outback+ 18 more
  Associated Documents

  • DownloadMC-11006934-0001.pdf↗
• August 5, 2024•Document ID: 11006931

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-251-19R

  Date Added:

  September 4, 2024

  Manufacturer:

  SUBARU

  Summary

  This Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16.

  Associated Products (38)

  2025 Subaru Forester2025 Subaru Impreza2025 Subaru Legacy2025 Subaru Outback2024 Subaru Ascent2024 Subaru BRZ2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru Solterra2024 Subaru WRX2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy2023 Subaru Outback+ 18 more
  Associated Documents

  • DownloadMC-11006931-0001.pdf↗
• July 31, 2024•Document ID: 11005630

  Other
  SERVICE BRAKES

  Mfr Comm. #:

  Subarunet Announcement

  Date Added:

  August 5, 2024

  Manufacturer:

  SUBARU

  Summary

  This announcement provides information on a warranty extension for Ascent front brake judder/squeak on certain 2019 to 2024 model year vehicles manufactured prior to January 11th 2024.

  Associated Products (4)

  2024 Subaru Ascent2023 Subaru Ascent2022 Subaru Ascent2021 Subaru Ascent
  Associated Documents

  • DownloadMC-11005630-0001.pdf↗
• July 31, 2024•Document ID: 11005627

  Service Bulletin/Repair Instructions
  SERVICE BRAKES

  Mfr Comm. #:

  06-92-24

  Date Added:

  August 5, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin is in the interest of customer satisfaction, Subaru of America, Inc. (SOA) is extending the New Car Limited Warranty coverage for the front brake on 2019-24 model year Ascent models to 8 years (96 months) or 150,000 miles (whichever comes first).

  Associated Products (4)

  2024 Subaru Ascent2023 Subaru Ascent2022 Subaru Ascent2021 Subaru Ascent
  Associated Documents

  • DownloadMC-11005627-0001.pdf↗
• July 24, 2024•Document ID: 11005624

  Other
  POWER TRAIN

  Mfr Comm. #:

  Subarunet Announcement

  Date Added:

  August 5, 2024

  Manufacturer:

  SUBARU

  Summary

  This annoucement provides parts personnel information about remanufactured transmissions that will no longer be available.

  Associated Products (38)

  2025 Subaru Forester2025 Subaru Impreza2025 Subaru Legacy2025 Subaru Outback2024 Subaru Ascent2024 Subaru BRZ2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru Solterra2024 Subaru WRX2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy2023 Subaru Outback+ 18 more
  Associated Documents

  • DownloadMC-11005624-0001.pdf↗
• July 18, 2024•Document ID: 11005620

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-305-22R

  Date Added:

  August 5, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.

  Associated Products (12)

  2025 Subaru Forester2025 Subaru Legacy2025 Subaru Outback2024 Subaru Ascent2024 Subaru Crosstrek2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru WRX2023 Subaru Ascent2023 Subaru Legacy2023 Subaru Outback
  Associated Documents

  • DownloadMC-11005620-0001.pdf↗
• July 18, 2024•Document ID: 11005617

  Service Bulletin/Repair Instructions
  ENGINE; FUEL/PROPULSION SYSTEM

  Mfr Comm. #:

  09-74-21R

  Date Added:

  August 5, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components (e.g. intake valves and / or manifold, and combustion chambers).

  Associated Products (28)

  2024 Subaru Ascent2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru WRX2023 Subaru Ascent2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy2023 Subaru Outback2023 Subaru WRX2022 Subaru Ascent2022 Subaru Crosstrek2022 Subaru Forester2022 Subaru Impreza2022 Subaru Legacy2022 Subaru Outback+ 8 more
  Associated Documents

  • DownloadMC-11005617-0001.pdf↗
• July 18, 2024•Document ID: 11005615

  Other
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  Subarunet Announcement

  Date Added:

  August 5, 2024

  Manufacturer:

  SUBARU

  Summary

  This announcement provides information for retailers to install the latest infotainment system software for Denso CP 1.5.

  Associated Products (38)

  2025 Subaru Forester2025 Subaru Impreza2025 Subaru Legacy2025 Subaru Outback2024 Subaru Ascent2024 Subaru BRZ2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru Solterra2024 Subaru WRX2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy2023 Subaru Outback+ 18 more
  Associated Documents

  • DownloadMC-11005615-0001.pdf↗
• July 17, 2024•Document ID: 11005614

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-308-23R

  Date Added:

  August 5, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces important diagnostic information to utilize when testing the Data Communication Module (DCM) as a dark current/standby current source. All models equipped with Telematics except Solterra.

  Associated Products (38)

  2025 Subaru Forester2025 Subaru Impreza2025 Subaru Legacy2025 Subaru Outback2024 Subaru Ascent2024 Subaru BRZ2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru Solterra2024 Subaru WRX2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy2023 Subaru Outback+ 18 more
  Associated Documents

  • DownloadMC-11005614-0001.pdf↗
• July 15, 2024•Document ID: 11005609

  Other
  ELECTRICAL SYSTEM; AIR BAGS

  Mfr Comm. #:

  Subarunet Announcement

  Date Added:

  August 5, 2024

  Manufacturer:

  SUBARU

  Summary

  This announcement provides information on Takata Recall Escalated Towing Program.

  Associated Products (38)

  2025 Subaru Forester2025 Subaru Impreza2025 Subaru Legacy2025 Subaru Outback2024 Subaru Ascent2024 Subaru BRZ2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru Solterra2024 Subaru WRX2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy2023 Subaru Outback+ 18 more
  Associated Documents

  • DownloadMC-11005609-0001.pdf↗
• July 11, 2024•Document ID: 11005608

  Other
  ENGINE

  Mfr Comm. #:

  Thermo Control Valve Vide

  Date Added:

  August 5, 2024

  Manufacturer:

  SUBARU

  Summary

  This thermo control valve video contains information on the replacement of thermo control valve.

  Associated Products (38)

  2025 Subaru Forester2025 Subaru Impreza2025 Subaru Legacy2025 Subaru Outback2024 Subaru Ascent2024 Subaru BRZ2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru Solterra2024 Subaru WRX2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy2023 Subaru Outback+ 18 more
  Associated Documents

  • DownloadMC-11005608-0001.pdf↗
• July 9, 2024•Document ID: 11005599

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  13-107-24

  Date Added:

  August 5, 2024

  Manufacturer:

  SUBARU

  Summary

  This Bulletin provides SOA paint codes to help eliminate possible confusion for 2025 MY vehicles.

  Associated Products (38)

  2025 Subaru Forester2025 Subaru Impreza2025 Subaru Legacy2025 Subaru Outback2024 Subaru Ascent2024 Subaru BRZ2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru Solterra2024 Subaru WRX2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy2023 Subaru Outback+ 18 more
  Associated Documents

  • DownloadMC-11005599-0001.pdf↗
• July 8, 2024•Document ID: 11005597

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  07-213-22R

  Date Added:

  August 5, 2024

  Manufacturer:

  SUBARU

  Summary

  "This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700 battery is specified."

  Associated Products (12)

  2025 Subaru Legacy2025 Subaru Outback2024 Subaru Ascent2024 Subaru Legacy2024 Subaru Outback2023 Subaru Ascent2023 Subaru Legacy2023 Subaru Outback2022 Subaru Legacy2022 Subaru Outback2021 Subaru Legacy2021 Subaru Outback
  Associated Documents

  • DownloadMC-11005597-0001.pdf↗
• July 8, 2024•Document ID: 11005595

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  01-167-08R

  Date Added:

  August 5, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin contains additional information for recommended materials listed in the Service Manuals for individual models.

  Associated Products (38)

  2025 Subaru Forester2025 Subaru Impreza2025 Subaru Legacy2025 Subaru Outback2024 Subaru Ascent2024 Subaru BRZ2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru Solterra2024 Subaru WRX2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy2023 Subaru Outback+ 18 more
  Associated Documents

  • DownloadMC-11005595-0001.pdf↗
• July 8, 2024•Document ID: 11005593

  Service Bulletin/Repair Instructions
  SUSPENSION

  Mfr Comm. #:

  05-91-24

  Date Added:

  August 5, 2024

  Manufacturer:

  SUBARU

  Summary

  This Bulletin provides guidance for diagnosing a leaking front or rear suspension strut.

  Associated Products (38)

  2025 Subaru Forester2025 Subaru Impreza2025 Subaru Legacy2025 Subaru Outback2024 Subaru Ascent2024 Subaru BRZ2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru Solterra2024 Subaru WRX2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy2023 Subaru Outback+ 18 more
  Associated Documents

  • DownloadMC-11005593-0001.pdf↗
• July 8, 2024•Document ID: 11005590

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; ENGINE

  Mfr Comm. #:

  14-28-21R

  Date Added:

  August 5, 2024

  Manufacturer:

  SUBARU

  Summary

  This Service Information Bulletin announces the new control module software reprogramming procedures.

  Associated Products (6)

  2024 Subaru Crosstrek2024 Subaru Impreza2023 Subaru Ascent2023 Subaru Legacy2023 Subaru Outback2022 Subaru BRZ
  Associated Documents

  • DownloadMC-11005590-0001.pdf↗
• June 28, 2024•Document ID: 11002730

  Other
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  SubaruNet Announcement

  Date Added:

  July 1, 2024

  Manufacturer:

  SUBARU

  Summary

  This information announces reprograming file availability for Gen 4.5 Denso CP1.5 Audio and Navigation systems. Inprovement for CarPlay concerns with hands-free calls when the receiving party is not able to hear the caller.

  Associated Products (38)

  2025 Subaru Forester2025 Subaru Impreza2025 Subaru Legacy2025 Subaru Outback2024 Subaru Ascent2024 Subaru BRZ2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru Solterra2024 Subaru WRX2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy2023 Subaru Outback+ 18 more
  Associated Documents

  • DownloadMC-11002730-0001.pdf↗
• June 28, 2024•Document ID: 11002729

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-305-22R

  Date Added:

  July 1, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.

  Associated Products (12)

  2025 Subaru Forester2025 Subaru Legacy2025 Subaru Outback2024 Subaru Ascent2024 Subaru Crosstrek2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru WRX2023 Subaru Ascent2023 Subaru Legacy2023 Subaru Outback
  Associated Documents

  • DownloadMC-11002729-0001.pdf↗
• June 25, 2024•Document ID: 11002725

  Service Bulletin/Repair Instructions
  SERVICE BRAKES

  Mfr Comm. #:

  06-90-24

  Date Added:

  July 1, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin provides diagnosis and procedure information to be applied when diagnosing potential fluid leaks on front and rear brake calipers. This information has been developed to reduce unnecessary brake caliper replacement.

  Associated Products (38)

  2025 Subaru Forester2025 Subaru Impreza2025 Subaru Legacy2025 Subaru Outback2024 Subaru Ascent2024 Subaru BRZ2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru Solterra2024 Subaru WRX2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy2023 Subaru Outback+ 18 more
  Associated Documents

  • DownloadMC-11002725-0001.pdf↗
• May 14, 2024•Document ID: 11000830

  Service Bulletin/Repair Instructions
  ENGINE; ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-319-24

  Date Added:

  June 4, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces the diagnostic procedures to be followed when encountering cases of the Remote Engine Start (RES) system being the only non-functioning feature with telematics.

  Associated Products (31)

  2024 Subaru Ascent2024 Subaru BRZ2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru WRX2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy2023 Subaru Outback2023 Subaru WRX2022 Subaru Ascent2022 Subaru BRZ2022 Subaru Crosstrek2022 Subaru Forester+ 11 more
  Associated Documents

  • DownloadMC-11000830-0001.pdf↗