Subaru Forester Service Bulletins (2023)

231 manufacturer communications on file.

• July 28, 2026•Document ID: 11035660

  Service Bulletin/Repair Instructions
  FUEL/PROPULSION SYSTEM; ELECTRICAL 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 (20)

  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
  Associated Documents

  • DownloadMC-11035660-0001.pdf↗
• July 23, 2026•Document ID: 11035653

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  16-159-26

  Date Added:

  August 4, 2026

  Manufacturer:

  SUBARU

  Summary

  This bulletin provides new diagnostic steps for DTC P0851 and P0852 to be used in conjunction with the applicable Service Manual.

  Associated Products (24)

  2025 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 Crosstrek2022 Subaru Forester2022 Subaru Impreza2022 Subaru Legacy2022 Subaru Outback+ 4 more
  Associated Documents

  • DownloadMC-11035653-0001.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 30, 2026•Document ID: 11034268

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-246-19R

  Date Added:

  July 2, 2026

  Manufacturer:

  SUBARU

  Summary

  This Service Information Bulletin outlines a new required procedure to follow when performing immobilizer-related repairs on the vehicles listed. (This is an revised version of the original bulletin.)

  Associated Products (20)

  2024 Subaru Ascent2024 Subaru BRZ2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru WRX2023 Subaru BRZ2023 Subaru Forester2023 Subaru Legacy2023 Subaru Outback2023 Subaru WRX2022 Subaru BRZ2022 Subaru Forester2022 Subaru Legacy2022 Subaru Outback2022 Subaru WRX2021 Subaru Legacy2021 Subaru Outback
  Associated Documents

  • DownloadMC-11034268-0001.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: 11034259

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  16-159-26

  Date Added:

  July 2, 2026

  Manufacturer:

  SUBARU

  Summary

  This bulletin provides new diagnostic steps for DTC P0851 and P0852 to be used in conjunction with the applicable Service Manual.

  Associated Products (24)

  2025 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 Crosstrek2022 Subaru Forester2022 Subaru Impreza2022 Subaru Legacy2022 Subaru Outback+ 4 more
  Associated Documents

  • DownloadMC-11034259-0001.pdf↗
• June 20, 2026•Document ID: 11034251

  Service Bulletin/Repair Instructions
  SERVICE BRAKES; ELECTRICAL SYSTEM

  Mfr Comm. #:

  06-94-25R

  Date Added:

  July 2, 2026

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces availability of new Electronic Brake Booster (EBB) & Vehicle Dynamics Control (VDC) module reprogramming files developed to address cases of a cracking-type noise heard under the dashboard in the brake pedal area when the brake pedal is released. (This is an revised version of the original bulletin.)

  Associated Products (15)

  2025 Subaru Forester2025 Subaru Legacy2025 Subaru Outback2025 Subaru WRX2024 Subaru Forester2024 Subaru Legacy2024 Subaru Outback2024 Subaru WRX2023 Subaru Forester2023 Subaru Legacy2023 Subaru Outback2023 Subaru WRX2022 Subaru Forester2022 Subaru Legacy2022 Subaru Outback
  Associated Documents

  • DownloadMC-11034251-0001.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 2, 2026•Document ID: 11034242

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; POWER TRAIN

  Mfr Comm. #:

  16-156-25R

  Date Added:

  July 1, 2026

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces a design change made to the CVT Control Valve Body which incorporates an enhanced valve sleeve to improve durability. (This is an revised version of the orignal bulletin.)

  Associated Products (7)

  2024 Subaru Forester2023 Subaru Forester2023 Subaru Impreza2022 Subaru Forester2022 Subaru Impreza2021 Subaru Forester2021 Subaru Impreza
  Associated Documents

  • DownloadMC-11034242-0001.pdf↗
• May 28, 2026•Document ID: 11033077

  Service Bulletin/Repair Instructions
  POWER TRAIN; ELECTRICAL SYSTEM

  Mfr Comm. #:

  18-241-26

  Date Added:

  June 1, 2026

  Manufacturer:

  SUBARU

  Summary

  This Bulletin announces a correction to the diagnostic procedures for certain CVT related DTCs, including P0730, P0746, P0747, P0841, P0846, P0867, P1867, P1894, and P2723.

  Associated Products (20)

  2024 Subaru Ascent2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2023 Subaru Ascent2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Legacy2023 Subaru Outback2022 Subaru Ascent2022 Subaru Crosstrek2022 Subaru Forester2022 Subaru Legacy2022 Subaru Outback2021 Subaru Ascent2021 Subaru Crosstrek2021 Subaru Legacy2021 Subaru Outback
  Associated Documents

  • DownloadMC-11033077-0001.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 13, 2026•Document ID: 11033065

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  02-193-24R

  Date Added:

  June 1, 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).

  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-11033065-0001.pdf↗
• May 13, 2026•Document ID: 11033063

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; POWER TRAIN

  Mfr Comm. #:

  16-156-25R

  Date Added:

  June 1, 2026

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces a design change made to the CVT Control Valve Body which incorporates an enhanced valve sleeve to improve durability.

  Associated Products (6)

  2023 Subaru Forester2023 Subaru Impreza2022 Subaru Forester2022 Subaru Impreza2021 Subaru Forester2021 Subaru Impreza
  Associated Documents

  • DownloadMC-11033063-0001.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: 11033053

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; STEERING

  Mfr Comm. #:

  07-234-26

  Date Added:

  June 1, 2026

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces design changes to the heated steering wheel switch assembly and harness. The new switch design relocates the connector, which requires a different harness routing.

  Associated Products (12)

  2025 Subaru Ascent2025 Subaru Crosstrek2025 Subaru Forester2025 Subaru Impreza2025 Subaru Legacy2025 Subaru Outback2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza
  Associated Documents

  • DownloadMC-11033053-0001.pdf↗
• May 1, 2026•Document ID: 11033052

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; STRUCTURE:BODY

  Mfr Comm. #:

  12-279-26

  Date Added:

  June 1, 2026

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces a design change to the Power Rear Gate Drive (PRG) Unit to address rare concerns about a very slight drop immediately after the gate is fully open.

  Associated Products (5)

  2025 Subaru Forester2024 Subaru Forester2023 Subaru Forester2022 Subaru Forester2021 Subaru Forester
  Associated Documents

  • DownloadMC-11033052-0001.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↗
• April 24, 2026•Document ID: 11032040

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  03-97-26

  Date Added:

  May 4, 2026

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces the service manual correction regarding clutch master cylinder reservoir service procedures.

  Associated Products (47)

  2026 Subaru BRZ2026 Subaru Crosstrek2026 Subaru Forester2026 Subaru Impreza2026 Subaru Outback2026 Subaru Solterra2026 Subaru Trailseeker2026 Subaru Uncharted2026 Subaru WRX2025 Subaru BRZ2025 Subaru Crosstrek2025 Subaru Forester2025 Subaru Impreza2025 Subaru Legacy2025 Subaru Outback2025 Subaru Solterra2025 Subaru WRX2024 Subaru BRZ2024 Subaru Crosstrek2024 Subaru Forester+ 27 more
  Associated Documents

  • DownloadMC-11032040-0001.pdf↗