Subaru Ascent Service Bulletins (2026)

36 manufacturer communications on file.

• July 28, 2026•Document ID: 11035661

  Other
  UNKNOWN OR OTHER; STRUCTURE:BODY

  Mfr Comm. #:

  SubaruNet Announcement (P

  Date Added:

  August 4, 2026

  Manufacturer:

  SUBARU

  Summary

  WRH-26 Certification Label Non-Compliance Recall- Parts and SSLP Process Updates.

  Associated Products (8)

  2026 Subaru Ascent2026 Subaru Forester2025 Subaru Ascent2025 Subaru Forester2024 Subaru Ascent2023 Subaru Ascent2022 Subaru Ascent2021 Subaru Ascent
  Associated Documents

  • DownloadMC-11035661-0001.pdf↗
• July 24, 2026•Document ID: 11035646

  Other
  UNKNOWN OR OTHER

  Mfr Comm. #:

  SubaruNet Announcement (V

  Date Added:

  August 4, 2026

  Manufacturer:

  SUBARU

  Summary

  This announcement provides WRH-26 recall information for owner contact and a vehicle disclosure form.

  Associated Products (9)

  2026 Subaru Ascent2026 Subaru Crosstrek2026 Subaru Forester2025 Subaru Ascent2025 Subaru Forester2024 Subaru Ascent2023 Subaru Ascent2022 Subaru Ascent2021 Subaru Ascent
  Associated Documents

  • DownloadMC-11035646-0001.pdf↗
• July 24, 2026•Document ID: 11035645

  Other
  UNKNOWN OR OTHER

  Mfr Comm. #:

  SubaruNet Announcement (C

  Date Added:

  August 4, 2026

  Manufacturer:

  SUBARU

  Summary

  This announcement provides WRH-26 recall information for customers.

  Associated Products (9)

  2026 Subaru Ascent2026 Subaru Crosstrek2026 Subaru Forester2025 Subaru Ascent2025 Subaru Forester2024 Subaru Ascent2023 Subaru Ascent2022 Subaru Ascent2021 Subaru Ascent
  Associated Documents

  • DownloadMC-11035645-0001.pdf↗
• July 24, 2026•Document ID: 11035644

  Other
  UNKNOWN OR OTHER

  Mfr Comm. #:

  SubaruNet Announcement (v

  Date Added:

  August 4, 2026

  Manufacturer:

  SUBARU

  Summary

  This announcement provides information on WRH-26 affected CPO and Used Vehicle Inventory.

  Associated Products (9)

  2026 Subaru Ascent2026 Subaru Crosstrek2026 Subaru Forester2025 Subaru Ascent2025 Subaru Forester2024 Subaru Ascent2023 Subaru Ascent2022 Subaru Ascent2021 Subaru Ascent
  Associated Documents

  • DownloadMC-11035644-0001.pdf↗
• July 22, 2026•Document ID: 11035642

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  WRH-26R

  Date Added:

  August 4, 2026

  Manufacturer:

  SUBARU

  Summary

  Subaru of America, Inc. (Subaru) has initiated a non-compliance recall for certain 2026 model yearCrosstrek Hybrid vehicles, 2025-2026 model year Forester & Forester Hybrid vehicles, and 2019- 2026 Ascent vehicles due to incorrect information listed on the certification label. (This is an revised version of the original bulletin.)

  Associated Products (8)

  2026 Subaru Ascent2026 Subaru Forester2025 Subaru Ascent2025 Subaru Forester2024 Subaru Ascent2023 Subaru Ascent2022 Subaru Ascent2021 Subaru Ascent
  Associated Documents

  • DownloadMC-11035642-0001.pdf↗
• July 21, 2026•Document ID: 11035641

  Other
  UNKNOWN OR OTHER

  Mfr Comm. #:

  SubaruNet Announcement (W

  Date Added:

  August 4, 2026

  Manufacturer:

  SUBARU

  Summary

  This announcement provides an update for retailer inventory affected by the WRH-26 non-compliance recall.

  Associated Products (9)

  2026 Subaru Ascent2026 Subaru Crosstrek2026 Subaru Forester2025 Subaru Ascent2025 Subaru Forester2024 Subaru Ascent2023 Subaru Ascent2022 Subaru Ascent2021 Subaru Ascent
  Associated Documents

  • DownloadMC-11035641-0001.pdf↗
• July 17, 2026•Document ID: 11035640

  Other
  UNKNOWN OR OTHER

  Mfr Comm. #:

  SubaruNet Announcement (W

  Date Added:

  August 4, 2026

  Manufacturer:

  SUBARU

  Summary

  This announcement provides information on a temporary process for addressing affected SSLP vehicles under the WRH-26 recall.

  Associated Products (9)

  2026 Subaru Ascent2026 Subaru Crosstrek2026 Subaru Forester2025 Subaru Ascent2025 Subaru Forester2024 Subaru Ascent2023 Subaru Ascent2022 Subaru Ascent2021 Subaru Ascent
  Associated Documents

  • DownloadMC-11035640-0001.pdf↗
• July 17, 2026•Document ID: 11035639

  Other
  UNKNOWN OR OTHER

  Mfr Comm. #:

  SubaruNet Announcement (

  Date Added:

  August 4, 2026

  Manufacturer:

  SUBARU

  Summary

  This announcement is to inform retailers of the non-compliance recall/stop sale parts update and repair procedure.

  Associated Products (9)

  2026 Subaru Ascent2026 Subaru Crosstrek2026 Subaru Forester2025 Subaru Ascent2025 Subaru Forester2024 Subaru Ascent2023 Subaru Ascent2022 Subaru Ascent2021 Subaru Ascent
  Associated Documents

  • DownloadMC-11035639-0001.pdf↗
• July 15, 2026•Document ID: 11035631

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-311-23R

  Date Added:

  August 4, 2026

  Manufacturer:

  SUBARU

  Summary

  This bulletin provides instruction for use (FOTA) of a new reprogramming procedure to optimize the Denso Gen 4.5 Audio and Navigation system utilized in the models listed. (This is an revised version of the original bulletin).

  Associated Products (22)

  2026 Subaru Ascent2026 Subaru Crosstrek2026 Subaru Forester2026 Subaru Impreza2026 Subaru Outback2026 Subaru WRX2025 Subaru Ascent2025 Subaru Crosstrek2025 Subaru Forester2025 Subaru Impreza2025 Subaru Legacy2025 Subaru Outback2025 Subaru WRX2024 Subaru Ascent2024 Subaru Crosstrek2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru WRX2023 Subaru Ascent+ 2 more
  Associated Documents

  • DownloadMC-11035631-0001.pdf↗
• June 30, 2026•Document ID: 11034269

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  02-193-24R

  Date Added:

  July 2, 2026

  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). (This is an revised version of the original bulletin.)

  Associated Products (41)

  2026 Subaru Ascent2026 Subaru Crosstrek2026 Subaru Forester2026 Subaru Impreza2026 Subaru Outback2026 Subaru WRX2025 Subaru Ascent2025 Subaru Crosstrek2025 Subaru Forester2025 Subaru Impreza2025 Subaru Legacy2025 Subaru Outback2025 Subaru WRX2024 Subaru Ascent2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru WRX+ 21 more
  Associated Documents

  • DownloadMC-11034269-0001.pdf↗
• June 26, 2026•Document ID: 11034264

  Service Bulletin/Repair Instructions
  FUEL/PROPULSION SYSTEM; ENGINE

  Mfr Comm. #:

  09-74-21R

  Date Added:

  July 2, 2026

  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). (This is an revised version of the original bulletin.)

  Associated Products (41)

  2026 Subaru Ascent2026 Subaru Crosstrek2026 Subaru Forester2026 Subaru Impreza2026 Subaru Outback2026 Subaru WRX2025 Subaru Ascent2025 Subaru Crosstrek2025 Subaru Forester2025 Subaru Impreza2025 Subaru Legacy2025 Subaru Outback2025 Subaru WRX2024 Subaru Ascent2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru WRX+ 21 more
  Associated Documents

  • DownloadMC-11034264-0001.pdf↗
• June 23, 2026•Document ID: 11034257

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  02-196-26

  Date Added:

  July 2, 2026

  Manufacturer:

  SUBARU

  Summary

  This bulletin outlines the diagnostic and repair procedure for white smoke emitted from the exhaust after startup.

  Associated Products (22)

  2026 Subaru Ascent2026 Subaru Outback2026 Subaru WRX2025 Subaru Ascent2025 Subaru Legacy2025 Subaru Outback2025 Subaru WRX2024 Subaru Ascent2024 Subaru Legacy2024 Subaru Outback2024 Subaru WRX2023 Subaru Ascent2023 Subaru Legacy2023 Subaru Outback2023 Subaru WRX2022 Subaru Ascent2022 Subaru Legacy2022 Subaru Outback2022 Subaru WRX2021 Subaru Ascent+ 2 more
  Associated Documents

  • DownloadMC-11034257-0001.pdf↗
• June 12, 2026•Document ID: 11034249

  Other
  UNKNOWN OR OTHER

  Mfr Comm. #:

  SubaruNet Annoucement (E

  Date Added:

  July 2, 2026

  Manufacturer:

  SUBARU

  Summary

  This announcement is requesting retailer staff to retain the EyeSight protective hood covers from Generation 4 EyeSight cameras.

  Associated Products (53)

  2026 Subaru Ascent2026 Subaru BRZ2026 Subaru Crosstrek2026 Subaru Forester2026 Subaru Impreza2026 Subaru Outback2026 Subaru Solterra2026 Subaru Trailseeker2026 Subaru Uncharted2026 Subaru WRX2025 Subaru Ascent2025 Subaru BRZ2025 Subaru Crosstrek2025 Subaru Forester2025 Subaru Impreza2025 Subaru Legacy2025 Subaru Outback2025 Subaru Solterra2025 Subaru WRX2024 Subaru Ascent+ 33 more
  Associated Documents

  • DownloadMC-11034249-0001.pdf↗
• June 11, 2026•Document ID: 11034247

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; FORWARD COLLISION AVOIDANCE: WARNINGS

  Mfr Comm. #:

  07-241-26

  Date Added:

  July 2, 2026

  Manufacturer:

  SUBARU

  Summary

  This Service Information Bulletin was developed to provide removal and installation tips to be followed when working with EyeSight Stereo Cameras.

  Associated Products (27)

  2026 Subaru Ascent2026 Subaru Crosstrek2026 Subaru Forester2026 Subaru Impreza2026 Subaru Outback2026 Subaru WRX2025 Subaru Ascent2025 Subaru Crosstrek2025 Subaru Forester2025 Subaru Impreza2025 Subaru Legacy2025 Subaru Outback2025 Subaru WRX2024 Subaru Ascent2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru WRX+ 7 more
  Associated Documents

  • DownloadMC-11034247-0001.pdf↗
• June 5, 2026•Document ID: 11034271

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  16-151-24R

  Date Added:

  July 2, 2026

  Manufacturer:

  SUBARU

  Summary

  This bulletin provides guidance when diagnosing chain slip, judder, shudder, and hesitation concerns on the TR690 model CVT transmissions used in the models listed. (This is an revised version of the original bulletin.)

  Associated Products (22)

  2026 Subaru Ascent2026 Subaru Outback2026 Subaru WRX2025 Subaru Ascent2025 Subaru Legacy2025 Subaru Outback2025 Subaru WRX2024 Subaru Ascent2024 Subaru Legacy2024 Subaru Outback2024 Subaru WRX2023 Subaru Ascent2023 Subaru Legacy2023 Subaru Outback2023 Subaru WRX2022 Subaru Ascent2022 Subaru Legacy2022 Subaru Outback2022 Subaru WRX2021 Subaru Ascent+ 2 more
  Associated Documents

  • DownloadMC-11034271-0001.pdf↗
• June 1, 2026•Document ID: 11034237

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  18-240-26

  Date Added:

  July 1, 2026

  Manufacturer:

  SUBARU

  Summary

  "This bulletin provides a new diagnostic procedure for vehicles equipped with a Denso CP 1, 1.5 and 2.5 head units to provide an enhanced version of the troubleshooting steps for Sound does not come out from the speaker."

  Associated Products (31)

  2026 Subaru Ascent2026 Subaru BRZ2026 Subaru Crosstrek2026 Subaru Impreza2026 Subaru WRX2025 Subaru Ascent2025 Subaru BRZ2025 Subaru Crosstrek2025 Subaru Forester2025 Subaru Impreza2025 Subaru Legacy2025 Subaru Outback2025 Subaru WRX2024 Subaru Ascent2024 Subaru BRZ2024 Subaru Crosstrek2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru WRX+ 11 more
  Associated Documents

  • DownloadMC-11034237-0001.pdf↗
• May 18, 2026•Document ID: 11033069

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  01-167-08R

  Date Added:

  June 1, 2026

  Manufacturer:

  SUBARU

  Summary

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

  Associated Products (53)

  2026 Subaru Ascent2026 Subaru BRZ2026 Subaru Crosstrek2026 Subaru Forester2026 Subaru Impreza2026 Subaru Outback2026 Subaru Solterra2026 Subaru Trailseeker2026 Subaru Uncharted2026 Subaru WRX2025 Subaru Ascent2025 Subaru BRZ2025 Subaru Crosstrek2025 Subaru Forester2025 Subaru Impreza2025 Subaru Legacy2025 Subaru Outback2025 Subaru Solterra2025 Subaru WRX2024 Subaru Ascent+ 33 more
  Associated Documents

  • DownloadMC-11033069-0001.pdf↗
• May 4, 2026•Document ID: 11033056

  Other
  POWER TRAIN

  Mfr Comm. #:

  SubaruNet Announcement (R

  Date Added:

  June 1, 2026

  Manufacturer:

  SUBARU

  Summary

  This announcement provides information on the remanufactured CVT transmission program.

  Associated Products (53)

  2026 Subaru Ascent2026 Subaru BRZ2026 Subaru Crosstrek2026 Subaru Forester2026 Subaru Impreza2026 Subaru Outback2026 Subaru Solterra2026 Subaru Trailseeker2026 Subaru Uncharted2026 Subaru WRX2025 Subaru Ascent2025 Subaru BRZ2025 Subaru Crosstrek2025 Subaru Forester2025 Subaru Impreza2025 Subaru Legacy2025 Subaru Outback2025 Subaru Solterra2025 Subaru WRX2024 Subaru Ascent+ 33 more
  Associated Documents

  • DownloadMC-11033056-0001.pdf↗
• May 1, 2026•Document ID: 11033051

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  18-230-26

  Date Added:

  June 1, 2026

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces the diagnostic procedures to be used when DTCs B1571(REFERENCE CODE INCOMPATIBILITY IMMOBILIZER CM TO ECM) and B1572(IMM CIRCUIT EXCEPT ANTENNA CIRCUIT) are detected by Keyless Access with Push Button Start(KACM).

  Associated Products (45)

  2026 Subaru Ascent2026 Subaru BRZ2026 Subaru Crosstrek2026 Subaru Forester2026 Subaru Impreza2026 Subaru WRX2025 Subaru Ascent2025 Subaru BRZ2025 Subaru Crosstrek2025 Subaru Forester2025 Subaru Impreza2025 Subaru Legacy2025 Subaru Outback2025 Subaru WRX2024 Subaru Ascent2024 Subaru BRZ2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy+ 25 more
  Associated Documents

  • DownloadMC-11033051-0001.pdf↗
• April 30, 2026•Document ID: 11032034

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  07-240-26R

  Date Added:

  May 4, 2026

  Manufacturer:

  SUBARU

  Summary

  This Service Information Bulletin was developed to provide interim guidance for vehicles exhibiting DTC B2A20.

  Associated Products (53)

  2026 Subaru Ascent2026 Subaru BRZ2026 Subaru Crosstrek2026 Subaru Forester2026 Subaru Impreza2026 Subaru Outback2026 Subaru Solterra2026 Subaru Trailseeker2026 Subaru Uncharted2026 Subaru WRX2025 Subaru Ascent2025 Subaru BRZ2025 Subaru Crosstrek2025 Subaru Forester2025 Subaru Impreza2025 Subaru Legacy2025 Subaru Outback2025 Subaru Solterra2025 Subaru WRX2024 Subaru Ascent+ 33 more
  Associated Documents

  • DownloadMC-11032034-0001.pdf↗