Subaru Forester Service Bulletins

1,766 manufacturer communications on file.

• 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 6, 2024•Document ID: 10251098

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

  Mfr Comm. #:

  16-147-24

  Date Added:

  March 4, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin addresses limited cases of engine speed drop when the engine is restarted with the auto start/stop function. Updated software available for the Transmission Control Module (TCM), will optimize the engine cranking speed monitoring program of the TCM.

  Associated Products (3)

  2021 Subaru Forester2020 Subaru Forester2019 Subaru Forester
  Associated Documents

  • DownloadMC-10251098-0001.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: 10249609

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

  Mfr Comm. #:

  09-113-23

  Date Added:

  February 2, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces diagnostic procedures and availability of new Engine Control Module (ECM) reprogramming files to address DTC P2404 (Evap System Leak Detection Pump Sense Circuit Range/Performance) detection.

  Associated Products (6)

  2022 Subaru Forester2021 Subaru Forester2020 Subaru Forester2019 Subaru Forester2018 Subaru Forester2017 Subaru Forester
  Associated Documents

  • DownloadMC-10249609-0001.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 8, 2024•Document ID: 10249602

  Service Bulletin/Repair Instructions
  POWER TRAIN:AXLE ASSEMBLY; POWER TRAIN

  Mfr Comm. #:

  03-91-23

  Date Added:

  February 2, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces the design change made to the front drive axle shaft assemblies to address cases of a clicking/cracking-type sound heard when driving with the steering wheel in the fully locked (left or right) position.

  Associated Products (9)

  2023 Subaru Forester2023 Subaru Outback2022 Subaru Forester2022 Subaru Outback2021 Subaru Forester2021 Subaru Outback2020 Subaru Forester2020 Subaru Outback2019 Subaru Forester
  Associated Documents

  • DownloadMC-10249602-0001.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 29, 2023•Document ID: 10248207

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT; FORWARD COLLISION AVOIDANCE

  Mfr Comm. #:

  12-253-23

  Date Added:

  January 3, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces the availability of new reprogramming files developed to address two symptoms: Cooling fans inoperable with EyeSight camera exposed to high humidity/temperature conditions; Temporary halt mode detected by the EyeSight system.

  Associated Products (3)

  2024 Subaru Forester2023 Subaru Forester2022 Subaru Forester
  Associated Documents

  • DownloadMC-10248207-0001.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: 10248205

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  07-218-23R

  Date Added:

  January 3, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces availability of a new Genuine Subaru Alternative Replacement Battery introduced to satisfy current supply demands.

  Associated Products (6)

  2024 Subaru Forester2023 Subaru Forester2022 Subaru Forester2021 Subaru Forester2020 Subaru Forester2019 Subaru Forester
  Associated Documents

  • DownloadMC-10248205-0001.pdf↗
• December 19, 2023•Document ID: 10248201

  Service Bulletin/Repair Instructions
  POWER TRAIN; EQUIPMENT

  Mfr Comm. #:

  WRP-23

  Date Added:

  January 3, 2024

  Manufacturer:

  SUBARU

  Summary

  Subaru of America, Inc. (Subaru) has initiated a safety recall for certain 2023 model year WRX vehicles, certain 2024 model year Crosstrek and Impreza vehicles, and certain 2023-2024 model year Forester vehicles.

  Associated Products (5)

  2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2023 Subaru Forester2023 Subaru WRX
  Associated Documents

  • DownloadMC-10248201-0001.pdf↗
• December 15, 2023•Document ID: 10248198

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

  Mfr Comm. #:

  09-104-23R

  Date Added:

  January 3, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces availability of reprogramming files for the Engine Control Module (ECM) to address rare cases of DTCs P0011 (“A” Camshaft Position – Timing Over-Advanced or System Performance Bank 1) and P0021 (“A” Camshaft Position – Timing Over-Advanced or System Performance Bank 2) detected by the ECM.

  Associated Products (1)

  2023 Subaru Forester
  Associated Documents

  • DownloadMC-10248198-0001.pdf↗
• December 14, 2023•Document ID: 10248194

  Service Bulletin/Repair Instructions
  EQUIPMENT; POWER TRAIN

  Mfr Comm. #:

  SubaruNet Announ

  Date Added:

  January 3, 2024

  Manufacturer:

  SUBARU

  Summary

  Subaru of America, Inc. (Subaru) has initiated a safety recall for certain 2023 model year WRX vehicles, certain 2024 model year Crosstrek and Impreza vehicles, and certain 2023-2024 model year Forester vehicles.

  Associated Products (5)

  2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2023 Subaru Forester2023 Subaru WRX
  Associated Documents

  • DownloadMC-10248194-0001.pdf↗
• December 12, 2023•Document ID: 10248196

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; POWER TRAIN; EQUIPMENT

  Mfr Comm. #:

  WRQ-23

  Date Added:

  January 3, 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-10248196-0001.pdf↗
• December 8, 2023•Document ID: 10248193

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  15-236-18R

  Date Added:

  January 3, 2024

  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 (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-10248193-0001.pdf↗