Subaru Ascent Service Bulletins (2022)

319 manufacturer communications on file.

• 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 (176)

  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 WRX2024 Subaru XV CrossTrek2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy+ 156 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 (176)

  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 WRX2024 Subaru XV CrossTrek2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy+ 156 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 (176)

  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 WRX2024 Subaru XV CrossTrek2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy+ 156 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 (176)

  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 WRX2024 Subaru XV CrossTrek2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy+ 156 more
  Associated Documents

  • DownloadMC-11005608-0001.pdf↗
• July 9, 2024•Document ID: 11005605

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-236-18R

  Date Added:

  August 5, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed.

  Associated Products (28)

  2024 Subaru Forester2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2022 Subaru Ascent2022 Subaru Crosstrek2022 Subaru Forester2022 Subaru Impreza2021 Subaru Ascent2021 Subaru BRZ2021 Subaru Crosstrek2021 Subaru Forester2021 Subaru Impreza2021 Subaru WRX2020 Subaru Ascent2020 Subaru BRZ2020 Subaru Crosstrek2020 Subaru Forester2020 Subaru Impreza2020 Subaru WRX+ 8 more
  Associated Documents

  • DownloadMC-11005605-0001.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 (176)

  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 WRX2024 Subaru XV CrossTrek2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy+ 156 more
  Associated Documents

  • DownloadMC-11005599-0001.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 (176)

  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 WRX2024 Subaru XV CrossTrek2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy+ 156 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 (176)

  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 WRX2024 Subaru XV CrossTrek2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy+ 156 more
  Associated Documents

  • DownloadMC-11005593-0001.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 (176)

  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 WRX2024 Subaru XV CrossTrek2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy+ 156 more
  Associated Documents

  • DownloadMC-11002730-0001.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 (176)

  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 WRX2024 Subaru XV CrossTrek2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy+ 156 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 (42)

  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+ 22 more
  Associated Documents

  • DownloadMC-11000830-0001.pdf↗
• April 9, 2024•Document ID: 10253953

  Service Bulletin/Repair Instructions
  POWER TRAIN; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  09-117-24

  Date Added:

  May 2, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces the availability of new reprogramming files developed to address cases of DTC P0890 (TCM Power Relay Sense Circuit Low) detected by the Engine Control Module (ECM).

  Associated Products (16)

  2024 Subaru Ascent2024 Subaru Legacy2024 Subaru Outback2023 Subaru Ascent2023 Subaru Legacy2023 Subaru Outback2022 Subaru Ascent2022 Subaru Legacy2022 Subaru Outback2021 Subaru Ascent2021 Subaru Legacy2021 Subaru Outback2020 Subaru Ascent2020 Subaru Legacy2020 Subaru Outback2019 Subaru Ascent
  Associated Documents

  • DownloadMC-10253953-0001.pdf↗
• March 28, 2024•Document ID: 10252536

  Service Bulletin/Repair Instructions
  EQUIPMENT; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM

  Mfr Comm. #:

  7-219-23R

  Date Added:

  April 3, 2024

  Manufacturer:

  SUBARU

  Summary

  To satisfy current supply demands, a new Subaru alternative replacement battery is now available.

  Associated Products (4)

  2022 Subaru Ascent2021 Subaru Ascent2020 Subaru Ascent2019 Subaru Ascent
  Associated Documents

  • DownloadMC-10252536-0001.pdf↗
• March 27, 2024•Document ID: 10252542

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  15-256-19R

  Date Added:

  April 3, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin provides information on a new reprogramming procedure (FOTA) to optimize the Harman Gen 3.1 Audio and Navigation head units (H/U) utilized in the models as listed.

  Associated Products (28)

  2024 Subaru Forester2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2022 Subaru Ascent2022 Subaru Crosstrek2022 Subaru Forester2022 Subaru Impreza2021 Subaru Ascent2021 Subaru BRZ2021 Subaru Crosstrek2021 Subaru Forester2021 Subaru Impreza2021 Subaru WRX2020 Subaru Ascent2020 Subaru BRZ2020 Subaru Crosstrek2020 Subaru Forester2020 Subaru Impreza2020 Subaru WRX+ 8 more
  Associated Documents

  • DownloadMC-10252542-0001.pdf↗
• March 26, 2024•Document ID: 10252541

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  15-236-18R

  Date Added:

  April 3, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin addresses the reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed.

  Associated Products (28)

  2024 Subaru Forester2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2022 Subaru Ascent2022 Subaru Crosstrek2022 Subaru Forester2022 Subaru Impreza2021 Subaru Ascent2021 Subaru BRZ2021 Subaru Crosstrek2021 Subaru Forester2021 Subaru Impreza2021 Subaru WRX2020 Subaru Ascent2020 Subaru BRZ2020 Subaru Crosstrek2020 Subaru Forester2020 Subaru Impreza2020 Subaru WRX+ 8 more
  Associated Documents

  • DownloadMC-10252541-0001.pdf↗
• March 19, 2024•Document ID: 10252492

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  15-242-19R

  Date Added:

  April 3, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin has been developed for use as a quick reference tool to aid in diagnosing operational concerns of the Gen 2 Telematics system’s remote access features.

  Associated Products (53)

  2024 Subaru Ascent2024 Subaru BRZ2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru Solterra2024 Subaru WRX2024 Subaru XV CrossTrek2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy2023 Subaru Outback2023 Subaru Solterra2023 Subaru WRX2023 Subaru XV CrossTrek+ 33 more
  Associated Documents

  • DownloadMC-10252492-0001.pdf↗
• March 19, 2024•Document ID: 10252491

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  15-219-18R

  Date Added:

  April 3, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin addresses an error code 202 and or 204 when attempting to complete the STARLINK telematics subsription process.

  Associated Products (53)

  2024 Subaru Ascent2024 Subaru BRZ2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru Solterra2024 Subaru WRX2024 Subaru XV CrossTrek2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy2023 Subaru Outback2023 Subaru Solterra2023 Subaru WRX2023 Subaru XV CrossTrek+ 33 more
  Associated Documents

  • DownloadMC-10252491-0001.pdf↗
• March 11, 2024•Document ID: 10252453

  Service Bulletin/Repair Instructions
  SUSPENSION

  Mfr Comm. #:

  05-90-24R

  Date Added:

  April 2, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces changes in design to the front strut assemblies which will address cases of rumbling and/or rattling coming from the undercarriage while going over bumps.

  Associated Products (5)

  2023 Subaru Ascent2022 Subaru Ascent2021 Subaru Ascent2020 Subaru Ascent2019 Subaru Ascent
  Associated Documents

  • DownloadMC-10252453-0001.pdf↗
• March 5, 2024•Document ID: 10252454

  Service Bulletin/Repair Instructions
  EQUIPMENT; EQUIPMENT:ELECTRICAL:INFOTAINMENT; ELECTRICAL SYSTEM

  Mfr Comm. #:

  18-225-22R

  Date Added:

  April 2, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin provides the diagnostic procedure for Harman Infotainment Systems when DTC B2255 is detected. This update should prevent unnecessary replacement of the head unit or USB cable.

  Associated Products (24)

  2024 Subaru Ascent2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2023 Subaru Ascent2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2022 Subaru Ascent2022 Subaru Crosstrek2022 Subaru Forester2022 Subaru Impreza2021 Subaru Ascent2021 Subaru Crosstrek2021 Subaru Forester2021 Subaru Impreza2020 Subaru Ascent2020 Subaru Crosstrek2020 Subaru Forester2020 Subaru Impreza+ 4 more
  Associated Documents

  • DownloadMC-10252454-0001.pdf↗
• February 5, 2024•Document ID: 10251096

  Service Bulletin/Repair Instructions
  SUSPENSION

  Mfr Comm. #:

  05-90-24

  Date Added:

  March 4, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin addresses rumbling and or rattling coming from the undercarriage while traveling over bumps. Subaru has made a design change to the front strut assemblies to address this issue.

  Associated Products (5)

  2023 Subaru Ascent2022 Subaru Ascent2021 Subaru Ascent2020 Subaru Ascent2019 Subaru Ascent
  Associated Documents

  • DownloadMC-10251096-0001.pdf↗