Subaru Forester Service Bulletins (2023)

241 manufacturer communications on file.

• August 1, 2023•Document ID: 10241801

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; LATCHES/LOCKS/LINKAGES; EQUIPMENT

  Mfr Comm. #:

  01-168-09R

  Date Added:

  September 5, 2023

  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 (25)

  2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy2023 Subaru Outback2023 Subaru Solterra2023 Subaru WRX2022 Subaru Ascent2022 Subaru BRZ2022 Subaru Crosstrek2022 Subaru Forester2022 Subaru Impreza2022 Subaru Legacy2022 Subaru Outback2022 Subaru WRX2021 Subaru Ascent2021 Subaru BRZ2021 Subaru Crosstrek+ 5 more
  Associated Documents

  • DownloadMC-10241801-0001.pdf↗
• August 1, 2023•Document ID: 10241798

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT

  Mfr Comm. #:

  07-222-23R

  Date Added:

  September 5, 2023

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces the availability of new reprogramming files developed to address rare cases of changes made to the climate control settings without any activation from the driver or passenger.

  Associated Products (2)

  2023 Subaru Forester2022 Subaru Forester
  Associated Documents

  • DownloadMC-10241798-0001.pdf↗
• July 13, 2023•Document ID: 10240113

  Service Bulletin/Repair Instructions
  EQUIPMENT; EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE; ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:INFOTAINMENT

  Mfr Comm. #:

  15-285-21R

  Date Added:

  August 2, 2023

  Manufacturer:

  SUBARU

  Summary

  This Bulletin provides reference tables and photos to use for determining the infotainment head unit supplier and generation.

  Associated Products (32)

  2024 Subaru Ascent2024 Subaru BRZ2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy2023 Subaru Outback2023 Subaru Solterra2023 Subaru WRX2022 Subaru Ascent2022 Subaru BRZ2022 Subaru Crosstrek2022 Subaru Forester+ 12 more
  Associated Documents

  • DownloadMC-10240113-0001.pdf↗
• July 11, 2023•Document ID: 10240110

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  12-249-23R

  Date Added:

  August 2, 2023

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces the recommended cleaning procedures to followed when encountering vehicles with long time exposure to pollen on painted surfaces on vehicles imported from Japan. This bulletin does not apply to SIA built vehicles.

  Associated Products (27)

  2024 Subaru BRZ2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy2023 Subaru Outback2023 Subaru WRX2022 Subaru BRZ2022 Subaru Crosstrek2022 Subaru Forester2022 Subaru Impreza2022 Subaru Legacy2022 Subaru Outback2022 Subaru WRX+ 7 more
  Associated Documents

  • DownloadMC-10240110-0001.pdf↗
• June 30, 2023•Document ID: 10238472

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  15-246-19R

  Date Added:

  July 3, 2023

  Manufacturer:

  SUBARU

  Summary

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

  Associated Products (19)

  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 Outback
  Associated Documents

  • DownloadMC-10238472-0001.pdf↗
• June 29, 2023•Document ID: 10238470

  Service Bulletin/Repair Instructions
  EQUIPMENT; ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-240-19R

  Date Added:

  July 3, 2023

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency while addressing customer concerns.

  Associated Products (15)

  2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2022 Subaru Ascent2022 Subaru Crosstrek2022 Subaru Forester2022 Subaru Impreza2022 Subaru Legacy2022 Subaru Outback2021 Subaru Ascent2021 Subaru Crosstrek2021 Subaru Forester2021 Subaru Impreza2021 Subaru Legacy2021 Subaru Outback
  Associated Documents

  • DownloadMC-10238470-0001.pdf↗
• June 28, 2023•Document ID: 10238456

  Service Bulletin/Repair Instructions
  POWER TRAIN; ELECTRICAL SYSTEM

  Mfr Comm. #:

  16-132-20R

  Date Added:

  July 3, 2023

  Manufacturer:

  SUBARU

  Summary

  This Service Information 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.

  Associated Products (18)

  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 Outback
  Associated Documents

  • DownloadMC-10238456-0001.pdf↗
• June 13, 2023•Document ID: 10238440

  Service Bulletin/Repair Instructions
  POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER; ENGINE AND ENGINE COOLING; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); POWER TRAIN:AUTOMATIC TRANSMISSION:INTERNAL:CVT; POWER TRAIN

  Mfr Comm. #:

  16-136-22R

  Date Added:

  July 3, 2023

  Manufacturer:

  SUBARU

  Summary

  This service bulletin provides a temporary repair procedure to address vibrations and/or judder concerns experienced on turns during acceleration.

  Associated Products (24)

  2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy2023 Subaru Outback2023 Subaru WRX2022 Subaru Ascent2022 Subaru BRZ2022 Subaru Crosstrek2022 Subaru Forester2022 Subaru Impreza2022 Subaru Legacy2022 Subaru Outback2022 Subaru WRX2021 Subaru Ascent2021 Subaru BRZ2021 Subaru Crosstrek2021 Subaru Forester+ 4 more
  Associated Documents

  • DownloadMC-10238440-0001.pdf↗
• June 8, 2023•Document ID: 10238454

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  07-222-23

  Date Added:

  July 3, 2023

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces the availability of new reprogramming files developed to address rare cases of changes made to the climate control settings without any activation from the driver or passenger. (Forester with Driver Monitioring System).

  Associated Products (2)

  2023 Subaru Forester2022 Subaru Forester
  Associated Documents

  • DownloadMC-10238454-0001.pdf↗
• June 6, 2023•Document ID: 10238443

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE

  Mfr Comm. #:

  15-236-18R

  Date Added:

  July 3, 2023

  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 (13)

  2023 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 WRX
  Associated Documents

  • DownloadMC-10238443-0001.pdf↗
• June 5, 2023•Document ID: 10238438

  Service Bulletin/Repair Instructions
  EQUIPMENT; ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; COMMUNICATION:MANUFACTURER TELEMATICS

  Mfr Comm. #:

  15-300-22R

  Date Added:

  July 3, 2023

  Manufacturer:

  SUBARU

  Summary

  This Service Information Bulletin provides the diagnostic procedure for the STARLINK® Remote Engine Start (RES). All Gen2 and Gen3 Telematics Equipped Models.

  Associated Products (24)

  2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy2023 Subaru Outback2023 Subaru WRX2022 Subaru Ascent2022 Subaru BRZ2022 Subaru Crosstrek2022 Subaru Forester2022 Subaru Impreza2022 Subaru Legacy2022 Subaru Outback2022 Subaru WRX2021 Subaru Ascent2021 Subaru BRZ2021 Subaru Crosstrek2021 Subaru Forester+ 4 more
  Associated Documents

  • DownloadMC-10238438-0001.pdf↗
• May 24, 2023•Document ID: 10237279

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  07-218-23R

  Date Added:

  June 5, 2023

  Manufacturer:

  SUBARU

  Summary

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

  Associated Products (3)

  2023 Subaru Forester2022 Subaru Forester2021 Subaru Forester
  Associated Documents

  • DownloadMC-10237279-0001.pdf↗
• May 22, 2023•Document ID: 10237291

  Service Bulletin/Repair Instructions
  SUSPENSION

  Mfr Comm. #:

  05-62-18R

  Date Added:

  June 5, 2023

  Manufacturer:

  SUBARU

  Summary

  This bulletin provides a procedure to address customer concerns of surface rust accumulating in the top center retaining nut area of the front strut mounts.

  Associated Products (18)

  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 Outback
  Associated Documents

  • DownloadMC-10237291-0001.pdf↗
• May 15, 2023•Document ID: 10237276

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT; ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-255-19R

  Date Added:

  June 5, 2023

  Manufacturer:

  SUBARU

  Summary

  Map Data Update Procedure for Harman Gen 3.1 Navigation Equipped Head Units (H/U).

  Associated Products (14)

  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 WRX
  Associated Documents

  • DownloadMC-10237276-0001.pdf↗
• May 12, 2023•Document ID: 10237274

  Service Bulletin/Repair Instructions
  STRUCTURE; STRUCTURE:BODY:DOOR

  Mfr Comm. #:

  12-230-21R

  Date Added:

  June 5, 2023

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces design change to the outer door weatherstrips for the front and rear doors.

  Associated Products (3)

  2023 Subaru Forester2022 Subaru Forester2021 Subaru Forester
  Associated Documents

  • DownloadMC-10237274-0001.pdf↗
• May 11, 2023•Document ID: 10237273

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL:INFOTAINMENT; ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)

  Mfr Comm. #:

  15-236-18R

  Date Added:

  June 5, 2023

  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 (13)

  2023 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 WRX
  Associated Documents

  • DownloadMC-10237273-0001.pdf↗
• May 11, 2023•Document ID: 10237272

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  15-302-22R

  Date Added:

  June 5, 2023

  Manufacturer:

  SUBARU

  Summary

  This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure.

  Associated Products (9)

  2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy2023 Subaru Outback2023 Subaru Solterra2023 Subaru WRX
  Associated Documents

  • DownloadMC-10237272-0001.pdf↗
• May 9, 2023•Document ID: 10237260

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

  Mfr Comm. #:

  09-104-23

  Date Added:

  June 5, 2023

  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-10237260-0001.pdf↗
• May 2, 2023•Document ID: 10237239

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:INFOTAINMENT; EQUIPMENT

  Mfr Comm. #:

  15-256-19R

  Date Added:

  June 5, 2023

  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 (13)

  2023 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 WRX
  Associated Documents

  • DownloadMC-10237239-0001.pdf↗
• April 27, 2023•Document ID: 10235289

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  16-132-20R

  Date Added:

  May 2, 2023

  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.

  Associated Products (18)

  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 Outback
  Associated Documents

  • DownloadMC-10235289-0001.pdf↗