Subaru Forester Service Bulletins (2023)

259 manufacturer communications on file.

• October 5, 2026•Document ID: 11037943

  Other
  ELECTRICAL SYSTEM; UNKNOWN OR OTHER

  Mfr Comm. #:

  SubaruNet Announcement (M

  Date Added:

  October 5, 2026

  Manufacturer:

  SUBARU

  Summary

  This announcement provides information on a new software update for the Midtronics Dss and DCA machines.

  Associated Products (183)

  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+ 163 more
  Associated Documents

  • DownloadMC-11037943-0001.pdf↗
• September 28, 2026•Document ID: 11037942

  Other
  POWER TRAIN; ELECTRICAL SYSTEM

  Mfr Comm. #:

  SubaruNet Announcement (T

  Date Added:

  October 5, 2026

  Manufacturer:

  SUBARU

  Summary

  This announcement provides information on an enhancement of the TechShare CVT diagnostic assitance application.

  Associated Products (59)

  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+ 39 more
  Associated Documents

  • DownloadMC-11037942-0001.pdf↗
• September 18, 2026•Document ID: 11037940

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  13-109-26

  Date Added:

  October 5, 2026

  Manufacturer:

  SUBARU

  Summary

  This bulletin provides paint code information for 2027 model year vehicles.

  Associated Products (183)

  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+ 163 more
  Associated Documents

  • DownloadMC-11037940-0001.pdf↗
• September 18, 2026•Document ID: 11037938

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  18-244-26

  Date Added:

  October 5, 2026

  Manufacturer:

  SUBARU

  Summary

  "This Bulletin announces additional troubleshooting steps for the following DTCs: DTC C1956: RH Actuator Circuit DTC C1957: LH Actuator Circuit"

  Associated Products (61)

  2026 Subaru Crosstrek2026 Subaru Forester2026 Subaru Impreza2026 Subaru WRX2025 Subaru Crosstrek2025 Subaru Forester2025 Subaru Impreza2025 Subaru Legacy2025 Subaru Outback2025 Subaru WRX2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru WRX2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy+ 41 more
  Associated Documents

  • DownloadMC-11037938-0001.pdf↗
• September 15, 2026•Document ID: 11037930

  Other
  UNKNOWN OR OTHER

  Mfr Comm. #:

  SubaruNet Announcement (C

  Date Added:

  October 5, 2026

  Manufacturer:

  SUBARU

  Summary

  This announcement provides an update to all 2027 model year Subaru warranty coverages for wear items and adjustments.

  Associated Products (183)

  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+ 163 more
  Associated Documents

  • DownloadMC-11037930-0001.pdf↗
• September 14, 2026•Document ID: 11037929

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER; ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-333-25R

  Date Added:

  October 5, 2026

  Manufacturer:

  SUBARU

  Summary

  This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure. This is an revised version of the original bulletin.

  Associated Products (183)

  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+ 163 more
  Associated Documents

  • DownloadMC-11037929-0001.pdf↗
• September 14, 2026•Document ID: 11037928

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER; ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-322-25R

  Date Added:

  October 5, 2026

  Manufacturer:

  SUBARU

  Summary

  In the interest of customer satisfaction, Subaru of America, Inc. (SOA) is extending the New Car Limited Warranty coverage for the CP1 & Gen 3.1 Head Unit used in the listed models and model years to (8) eight years / 150,000 miles to cover certain qualifying repairs to the infotainment audio system. This is an revised version of the original bulletin.

  Associated Products (32)

  2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru WRX2022 Subaru Ascent2022 Subaru Crosstrek2022 Subaru Forester2022 Subaru Impreza2022 Subaru Legacy2022 Subaru Outback2022 Subaru WRX2021 Subaru Ascent2021 Subaru Crosstrek2021 Subaru Forester2021 Subaru Impreza2021 Subaru Legacy2021 Subaru Outback2021 Subaru WRX2020 Subaru Ascent2020 Subaru Crosstrek+ 12 more
  Associated Documents

  • DownloadMC-11037928-0001.pdf↗
• September 14, 2026•Document ID: 11037927

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-304-22R

  Date Added:

  October 5, 2026

  Manufacturer:

  SUBARU

  Summary

  This bulletin has been developed to outline the steps for gathering basic but essential information during diagnosis of Infotainment concerns. This is an revised version of the original bulletin.

  Associated Products (183)

  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+ 163 more
  Associated Documents

  • DownloadMC-11037927-0001.pdf↗
• September 10, 2026•Document ID: 11037926

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER; ELECTRICAL SYSTEM

  Mfr Comm. #:

  12-269-25R

  Date Added:

  October 5, 2026

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces the service procedures to be followed when encountering instances of water intrusion from the sunroof area.This is an revised version of the original bulletin.

  Associated Products (8)

  2026 Subaru Forester2025 Subaru Forester2024 Subaru Forester2023 Subaru Forester2022 Subaru Forester2021 Subaru Forester2020 Subaru Forester2019 Subaru Forester
  Associated Documents

  • DownloadMC-11037926-0001.pdf↗
• August 31, 2026•Document ID: 11036824

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; STRUCTURE:BODY

  Mfr Comm. #:

  12-269-25R

  Date Added:

  September 3, 2026

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces the service procedures to be followed when encountering instances of water intrusion from the sunroof area. This is an revised version of the original bulletin.

  Associated Products (8)

  2026 Subaru Forester2025 Subaru Forester2024 Subaru Forester2023 Subaru Forester2022 Subaru Forester2021 Subaru Forester2020 Subaru Forester2019 Subaru Forester
  Associated Documents

  • DownloadMC-11036824-0001.pdf↗
• August 21, 2026•Document ID: 11036804

  Other
  ELECTRICAL SYSTEM; POWER TRAIN

  Mfr Comm. #:

  SubaruNet Announcement (C

  Date Added:

  September 3, 2026

  Manufacturer:

  SUBARU

  Summary

  This Announcement provides diagnostic assistance for CVT issues.

  Associated Products (59)

  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+ 39 more
  Associated Documents

  • DownloadMC-11036804-0001.pdf↗
• August 20, 2026•Document ID: 11036814

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  16-158-26

  Date Added:

  September 3, 2026

  Manufacturer:

  SUBARU

  Summary

  This bulletin provides guidance when diagnosing chain slip, judder, shudder, and hesitation concerns on the TR580 model CVT transmissions used in the models listed.

  Associated Products (44)

  2026 Subaru Crosstrek2026 Subaru Forester2026 Subaru Impreza2026 Subaru Outback2025 Subaru Crosstrek2025 Subaru Forester2025 Subaru Impreza2025 Subaru Legacy2025 Subaru Outback2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy2023 Subaru Outback2022 Subaru Crosstrek+ 24 more
  Associated Documents

  • DownloadMC-11036814-0001.pdf↗
• August 20, 2026•Document ID: 11036810

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  16-156-25R

  Date Added:

  September 3, 2026

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces a design change made to the CVT Control Valve Body. The updated valve body incorporates an enhanced valve sleeve to improve durability. This is an revised version of the original bulletin.

  Associated Products (39)

  2023 Subaru Forester2022 Subaru Forester2021 Subaru Forester2020 Subaru Forester2019 Subaru Crosstrek2019 Subaru Forester2019 Subaru Impreza2019 Subaru Legacy2019 Subaru Outback2018 Subaru Crosstrek2018 Subaru Forester2018 Subaru Impreza2018 Subaru Legacy2018 Subaru Outback2017 Subaru Crosstrek2017 Subaru Forester2017 Subaru Impreza2017 Subaru Legacy2017 Subaru Outback2016 Subaru Crosstrek+ 19 more
  Associated Documents

  • DownloadMC-11036810-0001.pdf↗
• August 20, 2026•Document ID: 11036809

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  16-154-25R

  Date Added:

  September 3, 2026

  Manufacturer:

  SUBARU

  Summary

  This Service Information Bulletin announces the release of a new diagnostic assistance application for TR690 and TR580 CVT-equipped vehicles. This is an revised version of the original bulletin.

  Associated Products (55)

  2026 Subaru Crosstrek2026 Subaru Forester2026 Subaru Impreza2026 Subaru Outback2025 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 WRX2023 Subaru Ascent2023 Subaru Crosstrek+ 35 more
  Associated Documents

  • DownloadMC-11036809-0001.pdf↗
• August 20, 2026•Document ID: 11036807

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-308-23R

  Date Added:

  September 3, 2026

  Manufacturer:

  SUBARU

  Summary

  This Service Information Bulletin outlines a systematic procedure for diagnosing parasitic draw (dark/standby current) in vehicles experiencing battery drain when the ignition is off, leading to no-start conditions or frequent jump-starts.This is an revised version of the original bulletin.

  Associated Products (183)

  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+ 163 more
  Associated Documents

  • DownloadMC-11036807-0001.pdf↗
• August 20, 2026•Document ID: 11036806

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  16-132-20R

  Date Added:

  September 3, 2026

  Manufacturer:

  SUBARU

  Summary

  This Bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete when diagnosing an alleged Chain Slip condition on the TR580 and TR690 model CVT transmissions used in the models listed. This is an revised version of the original bulletin.

  Associated Products (35)

  2023 Subaru Ascent2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy2023 Subaru Outback2022 Subaru Ascent2022 Subaru Crosstrek2022 Subaru Forester2022 Subaru Impreza2022 Subaru Legacy2022 Subaru Outback2021 Subaru Ascent2021 Subaru Crosstrek2021 Subaru Forester2021 Subaru Impreza2021 Subaru Legacy2021 Subaru Outback2020 Subaru Ascent2020 Subaru Crosstrek+ 15 more
  Associated Documents

  • DownloadMC-11036806-0001.pdf↗
• August 13, 2026•Document ID: 11036796

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-304-22R

  Date Added:

  September 3, 2026

  Manufacturer:

  SUBARU

  Summary

  This Bulletin has been developed to outline the steps for gathering basic but essential information during diagnosis of Infotainment concerns. (This is an revised version of the original bulletin.)

  Associated Products (183)

  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+ 163 more
  Associated Documents

  • DownloadMC-11036796-0001.pdf↗
• August 5, 2026•Document ID: 11036794

  Other
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  Article Locator

  Date Added:

  September 3, 2026

  Manufacturer:

  SUBARU

  Summary

  Techtips newsletter locator index.

  Associated Products (183)

  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+ 163 more
  Associated Documents

  • DownloadMC-11036794-0001.pdf↗
• August 1, 2026•Document ID: 11036789

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-333-25R

  Date Added:

  September 3, 2026

  Manufacturer:

  SUBARU

  Summary

  This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure. This is an revised version of the original bulletin

  Associated Products (183)

  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+ 163 more
  Associated Documents

  • DownloadMC-11036789-0001.pdf↗
• July 28, 2026•Document ID: 11035660

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM

  Mfr Comm. #:

  09-123-24R

  Date Added:

  August 4, 2026

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces the design change made to the high-pressure fuel pump developed to prevent DTC P0087 (Fuel Rail/System Pressure – Too Low Bank 1). (This is an revised version of the original bulletin.)

  Associated Products (31)

  2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy2023 Subaru Outback2022 Subaru Crosstrek2022 Subaru Forester2022 Subaru Impreza2022 Subaru Legacy2022 Subaru Outback2021 Subaru Crosstrek2021 Subaru Forester2021 Subaru Impreza2021 Subaru Legacy2021 Subaru Outback+ 11 more
  Associated Documents

  • DownloadMC-11035660-0001.pdf↗