Subaru Legacy Service Bulletins

2,189 manufacturer communications on file.

• February 28, 2024•Document ID: 10251116

  Service Bulletin/Repair Instructions
  EQUIPMENT; ELECTRICAL SYSTEM

  Mfr Comm. #:

  Subaru notice to

  Date Added:

  March 4, 2024

  Manufacturer:

  SUBARU

  Summary

  This letter provides information regarding the warranty extension for the Telematics Data Communications Module (DCM).

  Associated Products (17)

  2018 Subaru Crosstrek2018 Subaru Forester2018 Subaru Impreza2018 Subaru Legacy2018 Subaru Outback2018 Subaru WRX2017 Subaru Crosstrek2017 Subaru Forester2017 Subaru Impreza2017 Subaru Legacy2017 Subaru Outback2017 Subaru WRX2016 Subaru Crosstrek2016 Subaru Forester2016 Subaru Impreza2016 Subaru Legacy2016 Subaru Outback
  Associated Documents

  • DownloadMC-10251116-0001.pdf↗
• February 28, 2024•Document ID: 10251114

  Service Bulletin/Repair Instructions
  EQUIPMENT; ELECTRICAL SYSTEM

  Mfr Comm. #:

  SubaruNet Announ

  Date Added:

  March 4, 2024

  Manufacturer:

  SUBARU

  Summary

  This announcement provides information in regard to the extension of the basic new car limited warranty for the Telematics Data Communication Module (DCM). This coverage will apply to the vehicles listed for vehicles sold or leased in the United States.

  Associated Products (17)

  2018 Subaru Crosstrek2018 Subaru Forester2018 Subaru Impreza2018 Subaru Legacy2018 Subaru Outback2018 Subaru WRX2017 Subaru Crosstrek2017 Subaru Forester2017 Subaru Impreza2017 Subaru Legacy2017 Subaru Outback2017 Subaru WRX2016 Subaru Crosstrek2016 Subaru Forester2016 Subaru Impreza2016 Subaru Legacy2016 Subaru Outback
  Associated Documents

  • DownloadMC-10251114-0001.pdf↗
• February 27, 2024•Document ID: 10251111

  Service Bulletin/Repair Instructions
  EQUIPMENT; ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-317-24

  Date Added:

  March 4, 2024

  Manufacturer:

  SUBARU

  Summary

  Subaru of America, Inc. (Subaru) is extending the Data Communication Module (DCM) warranty from three years (36 months or 36K miles) to eight years (96 months or 100K miles), whichever comes first. This extension is in light of the rare cases of dead batteries experienced by customers.Â

  Associated Products (17)

  2018 Subaru Crosstrek2018 Subaru Forester2018 Subaru Impreza2018 Subaru Legacy2018 Subaru Outback2018 Subaru WRX2017 Subaru Crosstrek2017 Subaru Forester2017 Subaru Impreza2017 Subaru Legacy2017 Subaru Outback2017 Subaru WRX2016 Subaru Crosstrek2016 Subaru Forester2016 Subaru Impreza2016 Subaru Legacy2016 Subaru Outback
  Associated Documents

  • DownloadMC-10251111-0001.pdf↗
• February 27, 2024•Document ID: 10251108

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  15-316-24

  Date Added:

  March 4, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin provides procedures required for reprogramming the Data Communication Module (DCM) in Gen 1 Subaru vehicles due to sunsetting of the 3G network.

  Associated Products (17)

  2018 Subaru Crosstrek2018 Subaru Forester2018 Subaru Impreza2018 Subaru Legacy2018 Subaru Outback2018 Subaru WRX2017 Subaru Crosstrek2017 Subaru Forester2017 Subaru Impreza2017 Subaru Legacy2017 Subaru Outback2017 Subaru WRX2016 Subaru Crosstrek2016 Subaru Forester2016 Subaru Impreza2016 Subaru Legacy2016 Subaru Outback
  Associated Documents

  • DownloadMC-10251108-0001.pdf↗
• February 27, 2024•Document ID: 10251106

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  15-315-23R

  Date Added:

  March 4, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces the availability of new reprogramming files for the Data Communications Module (DCM). Customers with an active subscription will receive these files via OTA; to provide the best possible experience from the Telematics system.

  Associated Products (6)

  2024 Subaru Crosstrek2024 Subaru Legacy2024 Subaru Outback2023 Subaru Ascent2023 Subaru Legacy2023 Subaru Outback
  Associated Documents

  • DownloadMC-10251106-0001.pdf↗
• February 26, 2024•Document ID: 10251104

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-305-22R

  Date Added:

  March 4, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces updated reprogramming files available to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units.

  Associated Products (9)

  2024 Subaru Ascent2024 Subaru Crosstrek2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru WRX2023 Subaru Ascent2023 Subaru Legacy2023 Subaru Outback
  Associated Documents

  • DownloadMC-10251104-0001.pdf↗
• February 23, 2024•Document ID: 10251102

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  15-318-24

  Date Added:

  March 4, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces the availability of a Data Communication Module (DCM) bypass box. This has been designed as an alternative replacement part for vehicles without active STARLINK subscriptions. The bypass box will support audio functions for the infotainment system.

  Associated Products (5)

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

  • DownloadMC-10251102-0001.pdf↗
• February 6, 2024•Document ID: 10251097

  Service Bulletin/Repair Instructions
  EQUIPMENT; ELECTRICAL SYSTEM

  Mfr Comm. #:

  WRI-22R

  Date Added:

  March 4, 2024

  Manufacturer:

  SUBARU

  Summary

  Do to non-applicable software located within the data communication module (DCM), Subaru of America, Inc. (Subaru) will initiate a service program for certain 2023 model year Legacy and Outback vehicles equipped with STARLINK. Because 3G networks are no longer available in the U.S., calls will fail as they attempt to connect as a result of non-connection to 4G VoLTE.

  Associated Products (2)

  2023 Subaru Legacy2023 Subaru Outback
  Associated Documents

  • DownloadMC-10251097-0001.pdf↗
• February 5, 2024•Document ID: 10251094

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

  Mfr Comm. #:

  09-99-23R

  Date Added:

  March 4, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin addresses rare cases of engine surg or jolting when the operator releases the accelerator from half-throttle.

  Associated Products (15)

  2023 Subaru BRZ2023 Subaru Legacy2023 Subaru Outback2022 Subaru Forester2022 Subaru Legacy2022 Subaru Outback2021 Subaru Forester2021 Subaru Legacy2021 Subaru Outback2020 Subaru Forester2020 Subaru Legacy2020 Subaru Outback2019 Subaru Forester2018 Subaru Forester2017 Subaru Forester
  Associated Documents

  • DownloadMC-10251094-0001.pdf↗
• January 31, 2024•Document ID: 10249608

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  WRQ-23R

  Date Added:

  February 2, 2024

  Manufacturer:

  SUBARU

  Summary

  Subaru of America, Inc. (Subaru) has initiated a safety recall for certain 2021 model year Crosstrek vehicles, certain 2022 model year Forester, and certain 2021-2023 model year Legacy and Outback vehicles.

  Associated Products (8)

  2023 Subaru Legacy2023 Subaru Outback2022 Subaru Forester2022 Subaru Legacy2022 Subaru Outback2021 Subaru Crosstrek2021 Subaru Legacy2021 Subaru Outback
  Associated Documents

  • DownloadMC-10249608-0001.pdf↗
• January 22, 2024•Document ID: 10249614

  Service Bulletin/Repair Instructions
  FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY; FUEL SYSTEM, GASOLINE

  Mfr Comm. #:

  09-81-21R

  Date Added:

  February 2, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces design changes made to the fuel injector assembly in response to the DTCs listed.

  Associated Products (19)

  2022 Subaru Crosstrek2022 Subaru Legacy2022 Subaru Outback2021 Subaru Crosstrek2021 Subaru Forester2021 Subaru Impreza2021 Subaru Legacy2021 Subaru Outback2020 Subaru Crosstrek2020 Subaru Forester2020 Subaru Impreza2020 Subaru Legacy2020 Subaru Outback2019 Subaru Crosstrek2019 Subaru Forester2019 Subaru Impreza2018 Subaru Crosstrek2018 Subaru Impreza2017 Subaru Impreza
  Associated Documents

  • DownloadMC-10249614-0001.pdf↗
• January 11, 2024•Document ID: 10249606

  Service Bulletin/Repair Instructions
  EQUIPMENT; ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-251-19R

  Date Added:

  February 2, 2024

  Manufacturer:

  SUBARU

  Summary

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

  Associated Products (34)

  2024 Subaru Ascent2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2023 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 Crosstrek+ 14 more
  Associated Documents

  • DownloadMC-10249606-0001.pdf↗
• January 9, 2024•Document ID: 10249605

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT; ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-256-19R

  Date Added:

  February 2, 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-10249605-0001.pdf↗
• January 4, 2024•Document ID: 10249595

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM); ENGINE AND ENGINE COOLING; EQUIPMENT

  Mfr Comm. #:

  09-112-23

  Date Added:

  February 2, 2024

  Manufacturer:

  SUBARU

  Summary

  "This bulletin announces availability of new reprograming files for the Engine Control Module (ECM) developed to remedy engine DTCs."

  Associated Products (8)

  2024 Subaru Legacy2024 Subaru Outback2023 Subaru Legacy2023 Subaru Outback2022 Subaru Forester2021 Subaru Forester2020 Subaru Forester2019 Subaru Forester
  Associated Documents

  • DownloadMC-10249595-0001.pdf↗
• January 2, 2024•Document ID: 10249591

  Service Bulletin/Repair Instructions
  EQUIPMENT; ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:SENSOR

  Mfr Comm. #:

  15-246-19R

  Date Added:

  February 2, 2024

  Manufacturer:

  SUBARU

  Summary

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

  Associated Products (21)

  2024 Subaru Ascent2024 Subaru BRZ2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2023 Subaru BRZ2023 Subaru Forester2023 Subaru Legacy2023 Subaru Outback2023 Subaru WRX2022 Subaru BRZ2022 Subaru Forester2022 Subaru Legacy2022 Subaru Outback2022 Subaru WRX2021 Subaru Legacy2021 Subaru Outback2020 Subaru Legacy+ 1 more
  Associated Documents

  • DownloadMC-10249591-0001.pdf↗
• December 28, 2023•Document ID: 10248224

  Service Bulletin/Repair Instructions
  AIR BAGS

  Mfr Comm. #:

  TKA-17R, TKB-17R

  Date Added:

  January 3, 2024

  Manufacturer:

  SUBARU

  Summary

  SUBARU OF AMERICA, INC. has determined that a defect, which relates to motor vehicle safety, exists in certain Subaru vehicles listed, equipped with a non-desiccated Takata-sourced passenger side frontal airbag containing the propellant Phase Stabilized Ammonium Nitrate (certain specific vehicles only).

  Associated Products (20)

  2012 Subaru B9 Tribeca2012 Subaru Forester2012 Subaru Legacy2012 Subaru Outback2012 Subaru WRX2011 Subaru Forester2011 Subaru Legacy2011 Subaru Outback2011 Subaru WRX2010 Subaru Forester2010 Subaru Legacy2010 Subaru Outback2010 Subaru WRX2009 Subaru Forester2009 Subaru Legacy2009 Subaru Outback2009 Subaru WRX2008 Subaru WRX2007 Subaru WRX2006 Subaru WRX
  Associated Documents

  • DownloadMC-10248224-0001.pdf↗
• December 28, 2023•Document ID: 10248223

  Service Bulletin/Repair Instructions
  AIR BAGS

  Mfr Comm. #:

  TKA-20R, TKB-20R

  Date Added:

  January 3, 2024

  Manufacturer:

  SUBARU

  Summary

  SUBARU OF AMERICA, INC. has determined that a defect, which relates to motor vehicle safety, exists in certain 2003-2014 model year Legacy and Outback vehicles, 2003-2006 model year Baja vehicles, 2009-2013 model year Forester vehicles, 2004-2011 model year Impreza vehicles, and 2004- 2014 WRX (including STI) vehicles equipped with a non-desiccated Takata-sourced passenger-side frontal air bag containing the propellant Phase Stabilized Ammonium Nitrate (PSAN).

  Associated Products (48)

  2014 Subaru Legacy2014 Subaru Outback2014 Subaru WRX2013 Subaru Forester2013 Subaru Legacy2013 Subaru Outback2013 Subaru WRX2012 Subaru Forester2012 Subaru Legacy2012 Subaru Outback2012 Subaru WRX2011 Subaru Forester2011 Subaru Impreza2011 Subaru Legacy2011 Subaru Outback2011 Subaru WRX2010 Subaru Forester2010 Subaru Impreza2010 Subaru Legacy2010 Subaru Outback+ 28 more
  Associated Documents

  • DownloadMC-10248223-0001.pdf↗
• December 21, 2023•Document ID: 10248209

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  07-213-22R

  Date Added:

  January 3, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700 battery is specified.

  Associated Products (12)

  2024 Subaru Ascent2024 Subaru Legacy2024 Subaru Outback2023 Subaru Ascent2023 Subaru Legacy2023 Subaru Outback2022 Subaru Legacy2022 Subaru Outback2021 Subaru Legacy2021 Subaru Outback2020 Subaru Legacy2020 Subaru Outback
  Associated Documents

  • DownloadMC-10248209-0001.pdf↗
• December 20, 2023•Document ID: 10248204

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  15-305-22R

  Date Added:

  January 3, 2024

  Manufacturer:

  SUBARU

  Summary

  The following information announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.

  Associated Products (3)

  2023 Subaru Ascent2023 Subaru Legacy2023 Subaru Outback
  Associated Documents

  • DownloadMC-10248204-0001.pdf↗
• December 20, 2023•Document ID: 10248202

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  15-311-23R

  Date Added:

  January 3, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin provides instruction for use of a new reprogramming procedure to optimize the Denso Gen 4.5 Audio and Navigation system utilized in the models listed.

  Associated Products (3)

  2023 Subaru Ascent2023 Subaru Legacy2023 Subaru Outback
  Associated Documents

  • DownloadMC-10248202-0001.pdf↗