Subaru WRX Service Bulletins

1,134 manufacturer communications on file.

• June 26, 2025•Document ID: 11019950

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-314-23R

  Date Added:

  July 1, 2025

  Manufacturer:

  SUBARU

  Summary

  This Bulletin is to inform you of the availability of the new auxiliary USB terminal and adapter cord designed to address cases of intermittent communication loss when using Apple CarPlay and/or Android Auto application connected via the auxiliary USB terminal port (2-port type) to Gen 3.1 Harman Head Unit.

  Associated Products (8)

  2019 Subaru Ascent2019 Subaru BRZ2019 Subaru Crosstrek2019 Subaru Forester2019 Subaru Impreza2019 Subaru Legacy2019 Subaru Outback2019 Subaru WRX
  Associated Documents

  • DownloadMC-11019950-0001.pdf↗
• June 26, 2025•Document ID: 11019948

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER; ENGINE

  Mfr Comm. #:

  15-314-23R

  Date Added:

  July 1, 2025

  Manufacturer:

  SUBARU

  Summary

  This Bulletin is to inform you of the availability of the new auxiliary USB terminal and adapter cord designed to address cases of intermittent communication loss when using Apple CarPlay and/or Android Auto application connected via the auxiliary USB terminal port (2-port type) to Gen 3.1 Harman Head Unit.

  Associated Products (8)

  2019 Subaru Ascent2019 Subaru BRZ2019 Subaru Crosstrek2019 Subaru Forester2019 Subaru Impreza2019 Subaru Legacy2019 Subaru Outback2019 Subaru WRX
  Associated Documents

  • DownloadMC-11019948-0001.pdf↗
• June 26, 2025•Document ID: 11019951

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; ENGINE

  Mfr Comm. #:

  15-246-19R

  Date Added:

  July 1, 2025

  Manufacturer:

  SUBARU

  Summary

  This Service Information Bulletin outlines a new required procedure to follow when performing immobilizer-related repairs on the models listed.

  Associated Products (21)

  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 Forester2022 Subaru Legacy2022 Subaru Outback2022 Subaru WRX2021 Subaru Legacy2021 Subaru Outback2020 Subaru Legacy+ 1 more
  Associated Documents

  • DownloadMC-11019951-0001.pdf↗
• June 24, 2025•Document ID: 11019943

  Other
  UNKNOWN OR OTHER

  Mfr Comm. #:

  SubaruNet Announcement (S

  Date Added:

  July 1, 2025

  Manufacturer:

  SUBARU

  Summary

  This announcement is to bring attention to the OTA for In-vehicle service appointment scheduler and In-vehicle message center.

  Associated Products (174)

  2025 Subaru Ascent2025 Subaru Crosstrek2025 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 Forester+ 154 more
  Associated Documents

  • DownloadMC-11019943-0001.pdf↗
• June 24, 2025•Document ID: 11019932

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-251-19R

  Date Added:

  July 1, 2025

  Manufacturer:

  SUBARU

  Summary

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

  Associated Products (172)

  2025 Subaru Ascent2025 Subaru Crosstrek2025 Subaru Forester2025 Subaru Impreza2025 Subaru Legacy2025 Subaru Outback2024 Subaru Ascent2024 Subaru BRZ2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru WRX2024 Subaru XV CrossTrek2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza+ 152 more
  Associated Documents

  • DownloadMC-11019932-0001.pdf↗
• June 23, 2025•Document ID: 11019942

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  10-105-25R

  Date Added:

  July 1, 2025

  Manufacturer:

  SUBARU

  Summary

  This Service Information bulletin announces the new procedure and Warranty Fail Code for FirstTime air conditioning (A/C) performance concerns possibly resulting from an undetected A/C refrigerant leak.

  Associated Products (174)

  2025 Subaru Ascent2025 Subaru Crosstrek2025 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 Forester+ 154 more
  Associated Documents

  • DownloadMC-11019942-0001.pdf↗
• June 16, 2025•Document ID: 11019936

  Other
  UNKNOWN OR OTHER

  Mfr Comm. #:

  SubaruNet Announcement

  Date Added:

  July 1, 2025

  Manufacturer:

  SUBARU

  Summary

  This announcement is to bring attention to the shipping of the essential tool needed to complete the emissions recall.

  Associated Products (2)

  2017 Subaru Forester2017 Subaru WRX
  Associated Documents

  • DownloadMC-11019936-0001.pdf↗
• June 13, 2025•Document ID: 11019935

  Other
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  SubaruNet Announcement

  Date Added:

  July 1, 2025

  Manufacturer:

  SUBARU

  Summary

  OTA head unit software update for CP1.5 head units. General software improvements for a better drving experience and functionality.

  Associated Products (2)

  2025 Subaru Forester2024 Subaru WRX
  Associated Documents

  • DownloadMC-11019935-0001.pdf↗
• June 10, 2025•Document ID: 11019934

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-236-18R

  Date Added:

  July 1, 2025

  Manufacturer:

  SUBARU

  Summary

  The following information 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 (29)

  2025 Subaru Forester2024 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 Impreza+ 9 more
  Associated Documents

  • DownloadMC-11019934-0001.pdf↗
• May 29, 2025•Document ID: 11018915

  Service Bulletin/Repair Instructions
  ENGINE; ELECTRICAL SYSTEM

  Mfr Comm. #:

  09-136-25R

  Date Added:

  June 3, 2025

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces the availability of reprogramming files for the Engine Control Module (ECM). This logic was developed to address the following Diagnostic Trouble Code (DTC): P062F - Internal Control Module EEPROM Error. If DTC P062F is detected by the ECM, perform the reprogramming procedure outlined in this bulletin.

  Associated Products (11)

  2025 Subaru Ascent2025 Subaru Legacy2025 Subaru Outback2024 Subaru Ascent2024 Subaru Legacy2024 Subaru Outback2024 Subaru WRX2023 Subaru Ascent2023 Subaru Legacy2023 Subaru Outback2023 Subaru WRX
  Associated Documents

  • DownloadMC-11018915-0001.pdf↗
• May 29, 2025•Document ID: 11018914

  Service Bulletin/Repair Instructions
  ENGINE; FUEL/PROPULSION SYSTEM

  Mfr Comm. #:

  02-193-24R

  Date Added:

  June 3, 2025

  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 (52)

  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+ 32 more
  Associated Documents

  • DownloadMC-11018914-0001.pdf↗
• May 29, 2025•Document ID: 11018913

  Service Bulletin/Repair Instructions
  SERVICE BRAKES; ELECTRICAL SYSTEM

  Mfr Comm. #:

  06-95-25

  Date Added:

  June 3, 2025

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces the availability of new reprogramming files developed to address cases of DTC C1C40 being detected by the Electronic Brake Booster (EBB) in addition to Failure Detail Code 30A2 stored within the Freeze Frame Data (FFD).

  Associated Products (15)

  2025 Subaru Ascent2025 Subaru Crosstrek2025 Subaru Forester2025 Subaru Impreza2025 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-11018913-0001.pdf↗
• May 29, 2025•Document ID: 11018912

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-322-25R

  Date Added:

  June 3, 2025

  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.

  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-11018912-0001.pdf↗
• May 19, 2025•Document ID: 11018909

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  01-168-09R

  Date Added:

  June 3, 2025

  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 (174)

  2025 Subaru Ascent2025 Subaru Crosstrek2025 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 Forester+ 154 more
  Associated Documents

  • DownloadMC-11018909-0001.pdf↗
• May 13, 2025•Document ID: 11018899

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  10-105-25R

  Date Added:

  June 3, 2025

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces the new procedure and Warranty Fail Code for FirstTime air conditioning (A/C) performance concerns possibly resulting from an undetected A/C refrigerant leak. To improve Fixed Right First-Time (FRFT) and customer satisfaction, SOA is introducing a new procedure and fail code for first-time suspected A/C refrigerant leaks for cases when a Technician is unable to find the source of the leak or believes there was a potential factory under charge of the A/C system refrigerant.

  Associated Products (174)

  2025 Subaru Ascent2025 Subaru Crosstrek2025 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 Forester+ 154 more
  Associated Documents

  • DownloadMC-11018899-0001.pdf↗
• May 6, 2025•Document ID: 11018903

  Service Bulletin/Repair Instructions
  SERVICE BRAKES

  Mfr Comm. #:

  WQQ-52R

  Date Added:

  June 3, 2025

  Manufacturer:

  SUBARU

  Summary

  "The repair instructions previously provided in the WQK-47 recall bulletin as been updated, the WQQ-52 recall will involve applying additional anti-corrosion material to the four-way (2-2 way) joint connector area of the brake line system on Forester, Impreza, WRX, and STI vehicles previously repaired under the WQK-47 (14V-311) brake line corrosion recall prior tothe December 23, 2014 WQK-47 recall bulletin revision."

  Associated Products (16)

  2014 Subaru WRX2013 Subaru Forester2013 Subaru WRX2012 Subaru Forester2012 Subaru WRX2011 Subaru Forester2011 Subaru Impreza2011 Subaru WRX2010 Subaru Forester2010 Subaru Impreza2010 Subaru WRX2009 Subaru Forester2009 Subaru Impreza2009 Subaru WRX2008 Subaru Impreza2008 Subaru WRX
  Associated Documents

  • DownloadMC-11018903-0001.pdf↗
• April 30, 2025•Document ID: 11017466

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-251-19R

  Date Added:

  May 2, 2025

  Manufacturer:

  SUBARU

  Summary

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

  Associated Products (174)

  2025 Subaru Ascent2025 Subaru Crosstrek2025 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 Forester+ 154 more
  Associated Documents

  • DownloadMC-11017466-0001.pdf↗
• April 30, 2025•Document ID: 11017462

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

  Mfr Comm. #:

  07-226-24R

  Date Added:

  May 2, 2025

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces availability of new reprogramming files developed to address the following two symptoms: SYMPTOM #1: After the EyeSight camera has been exposed to high humidity/temperature conditions without any operation, the cooling fans become inoperable and DTC B28C7 (Fan Motor RPM) is detected by the EyeSight Stereo Camera Assembly. (EXCLUDING 2024 WRX) SYMPTOM #2: The EyeSight system enters into a temporary halt mode with an E5 halt code detected by the EyeSight Stereo Camera Assembly.

  Associated Products (5)

  2024 Subaru Crosstrek2024 Subaru Impreza2024 Subaru WRX2023 Subaru WRX2022 Subaru WRX
  Associated Documents

  • DownloadMC-11017462-0001.pdf↗
• April 28, 2025•Document ID: 11017446

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-318-24R

  Date Added:

  May 1, 2025

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces the Warranty Extension for the Data Communication Module (DCM) up to 8 years (96 months) or 150,000 miles (whichever comes first) to address a dead battery resulting from excessive dark current draw caused by the DCM, due to internal memory corruption.

  Associated Products (5)

  2021 Subaru WRX2020 Subaru WRX2019 Subaru Legacy2019 Subaru Outback2019 Subaru WRX
  Associated Documents

  • DownloadMC-11017446-0001.pdf↗
• April 22, 2025•Document ID: 11017452

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  02-192-24R

  Date Added:

  May 1, 2025

  Manufacturer:

  SUBARU

  Summary

  This Bulletin announces the diagnostic procedures to be followed when diagnosing engine oil leakage on FA and FB type engines.

  Associated Products (174)

  2025 Subaru Ascent2025 Subaru Crosstrek2025 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 Forester+ 154 more
  Associated Documents

  • DownloadMC-11017452-0001.pdf↗