Subaru Legacy Service Bulletins

2,189 manufacturer communications on file.

• March 2, 2022•Document ID: 10209913

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-240-19R

  Date Added:

  April 5, 2022

  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 (29)

  2022 Subaru Ascent2022 Subaru Crosstrek2022 Subaru Forester2022 Subaru Impreza2022 Subaru Legacy2022 Subaru Outback2021 Subaru Ascent2021 Subaru Crosstrek2021 Subaru Forester2021 Subaru Impreza2021 Subaru Legacy2021 Subaru Outback2020 Subaru Ascent2020 Subaru Crosstrek2020 Subaru Forester2020 Subaru Impreza2020 Subaru Legacy2020 Subaru Outback2019 Subaru Ascent2019 Subaru Crosstrek+ 9 more
  Associated Documents

  • DownloadMC-10209913-0001.pdf↗
• February 28, 2022•Document ID: 10208689

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  01-175-16

  Date Added:

  March 4, 2022

  Manufacturer:

  SUBARU

  Summary

  This bulletin provides helpful tips to better utilize the Subaru Select Monitor 4.

  Associated Products (33)

  2022 Subaru Ascent2022 Subaru BRZ2022 Subaru Crosstrek2022 Subaru Forester2022 Subaru Impreza2022 Subaru Legacy2022 Subaru Outback2022 Subaru WRX2022 Subaru XV CrossTrek2021 Subaru Ascent2021 Subaru BRZ2021 Subaru Crosstrek2021 Subaru Forester2021 Subaru Impreza2021 Subaru Legacy2021 Subaru Outback2021 Subaru WRX2020 Subaru Ascent2020 Subaru BRZ2020 Subaru Crosstrek+ 13 more
  Associated Documents

  • DownloadMC-10208689-0001.pdf↗
• February 28, 2022•Document ID: 10208664

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)

  Mfr Comm. #:

  09-80-21

  Date Added:

  March 4, 2022

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces availability of a new thermo control valve assembly.

  Associated Products (8)

  2021 Subaru Crosstrek2021 Subaru Forester2021 Subaru Legacy2021 Subaru Outback2020 Subaru Forester2020 Subaru Legacy2020 Subaru Outback2019 Subaru Forester
  Associated Documents

  • DownloadMC-10208664-0001.pdf↗
• February 23, 2022•Document ID: 10208661

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  Subarunet Announ

  Date Added:

  March 4, 2022

  Manufacturer:

  SUBARU

  Summary

  WRK-21 CVT Chain Guide Breakage Recall - Customer communications and rental.

  Associated Products (29)

  2022 Subaru Ascent2022 Subaru Crosstrek2022 Subaru Forester2022 Subaru Impreza2022 Subaru Legacy2022 Subaru Outback2021 Subaru Ascent2021 Subaru Crosstrek2021 Subaru Forester2021 Subaru Impreza2021 Subaru Legacy2021 Subaru Outback2020 Subaru Ascent2020 Subaru Crosstrek2020 Subaru Forester2020 Subaru Impreza2020 Subaru Legacy2020 Subaru Outback2019 Subaru Ascent2019 Subaru Crosstrek+ 9 more
  Associated Documents

  • DownloadMC-10208661-0001.pdf↗
• February 22, 2022•Document ID: 10208662

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

  Mfr Comm. #:

  15-255-19R

  Date Added:

  March 4, 2022

  Manufacturer:

  SUBARU

  Summary

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

  Associated Products (22)

  2022 Subaru Ascent2022 Subaru BRZ2022 Subaru Crosstrek2022 Subaru Impreza2022 Subaru WRX2021 Subaru Ascent2021 Subaru BRZ2021 Subaru Crosstrek2021 Subaru Impreza2021 Subaru WRX2020 Subaru Ascent2020 Subaru BRZ2020 Subaru Crosstrek2020 Subaru Impreza2020 Subaru WRX2019 Subaru Ascent2019 Subaru BRZ2019 Subaru Crosstrek2019 Subaru Impreza2019 Subaru Legacy+ 2 more
  Associated Documents

  • DownloadMC-10208662-0001.pdf↗
• February 21, 2022•Document ID: 10208691

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

  Mfr Comm. #:

  15-234-18R

  Date Added:

  March 4, 2022

  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 (8)

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

  • DownloadMC-10208691-0001.pdf↗
• February 18, 2022•Document ID: 10208659

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:SOFTWARE

  Mfr Comm. #:

  15-291-22

  Date Added:

  March 4, 2022

  Manufacturer:

  SUBARU

  Summary

  Going forward when a customer’s vehicle is equipped with a DCM that does not have Software version ID DCM_06.00.17_20190816 installed and they wish to subscribe to Starlink Telematics Service, the DCM must be replaced.

  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-10208659-0001.pdf↗
• February 18, 2022•Document ID: 10208701

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  07-204-22

  Date Added:

  March 4, 2022

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces tentative Subaru Select Monitor procedure information to follow when replacing and/or diagnosing combination meters.

  Associated Products (6)

  2022 Subaru Legacy2022 Subaru Outback2021 Subaru Legacy2021 Subaru Outback2020 Subaru Legacy2020 Subaru Outback
  Associated Documents

  • DownloadMC-10208701-0001.pdf↗
• February 8, 2022•Document ID: 10208688

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  16-132-20R

  Date Added:

  March 4, 2022

  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.

  Associated Products (29)

  2022 Subaru Ascent2022 Subaru Crosstrek2022 Subaru Forester2022 Subaru Impreza2022 Subaru Legacy2022 Subaru Outback2021 Subaru Ascent2021 Subaru Crosstrek2021 Subaru Forester2021 Subaru Impreza2021 Subaru Legacy2021 Subaru Outback2020 Subaru Ascent2020 Subaru Crosstrek2020 Subaru Forester2020 Subaru Impreza2020 Subaru Legacy2020 Subaru Outback2019 Subaru Ascent2019 Subaru Crosstrek+ 9 more
  Associated Documents

  • DownloadMC-10208688-0001.pdf↗
• February 8, 2022•Document ID: 10208682

  Service Bulletin/Repair Instructions
  ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); ELECTRICAL SYSTEM

  Mfr Comm. #:

  06-83-22

  Date Added:

  March 4, 2022

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces availability of reprogramming files to optimize the Vehicle Dynamic Control Control Module (VDCCM).

  Associated Products (6)

  2022 Subaru Legacy2022 Subaru Outback2021 Subaru Legacy2021 Subaru Outback2020 Subaru Legacy2020 Subaru Outback
  Associated Documents

  • DownloadMC-10208682-0001.pdf↗
• February 7, 2022•Document ID: 10208516

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  Subarunet Announ

  Date Added:

  March 4, 2022

  Manufacturer:

  SUBARU

  Summary

  Subaru Safety & Emissions Recall: WRK-21 – CVT Chain Guide Breakage

  Associated Products (4)

  2020 Subaru Ascent2020 Subaru Legacy2020 Subaru Outback2019 Subaru Ascent
  Associated Documents

  • DownloadMC-10208516-0001.pdf↗
• February 3, 2022•Document ID: 10208514

  Service Bulletin/Repair Instructions
  POWER TRAIN:AUTOMATIC TRANSMISSION:INTERNAL:CVT; POWER TRAIN

  Mfr Comm. #:

  16-125-19

  Date Added:

  March 4, 2022

  Manufacturer:

  SUBARU

  Summary

  This bulletin outlines design changes made to the TR580 CVT oil pan assembly.

  Associated Products (4)

  2022 Subaru Forester2020 Subaru Crosstrek2020 Subaru Legacy2020 Subaru Outback
  Associated Documents

  • DownloadMC-10208514-0001.pdf↗
• February 1, 2022•Document ID: 10208510

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  Remote Engine St

  Date Added:

  March 4, 2022

  Manufacturer:

  SUBARU

  Summary

  Remote engine start system troubleshooting guide.

  Associated Products (7)

  2022 Subaru WRX2020 Subaru Legacy2020 Subaru Outback2019 Subaru Ascent2019 Subaru Forester2018 Subaru Crosstrek2017 Subaru Impreza
  Associated Documents

  • DownloadMC-10208510-0001.pdf↗
• January 28, 2022•Document ID: 10207180

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

  Mfr Comm. #:

  15-261-20R

  Date Added:

  February 4, 2022

  Manufacturer:

  SUBARU

  Summary

  The following information announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4 Denso CP1 Audio and Navigation head units.

  Associated Products (6)

  2022 Subaru Legacy2022 Subaru Outback2021 Subaru Legacy2021 Subaru Outback2020 Subaru Legacy2020 Subaru Outback
  Associated Documents

  • DownloadMC-10207180-0001.pdf↗
• January 21, 2022•Document ID: 10207216

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  16-136-22R

  Date Added:

  February 4, 2022

  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 (10)

  2022 Subaru Ascent2022 Subaru Legacy2022 Subaru Outback2021 Subaru Ascent2021 Subaru Legacy2021 Subaru Outback2020 Subaru Ascent2020 Subaru Legacy2020 Subaru Outback2019 Subaru Ascent
  Associated Documents

  • DownloadMC-10207216-0001.pdf↗
• January 14, 2022•Document ID: 10207215

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  03-87-21

  Date Added:

  February 4, 2022

  Manufacturer:

  SUBARU

  Summary

  This bulletin provides a repair procedure for R152 type rear differentials.

  Associated Products (20)

  2021 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 Impreza2019 Subaru Legacy2019 Subaru Outback2018 Subaru Crosstrek2018 Subaru Impreza2018 Subaru Legacy2018 Subaru Outback2017 Subaru Impreza
  Associated Documents

  • DownloadMC-10207215-0001.pdf↗
• January 14, 2022•Document ID: 10207189

  Service Bulletin/Repair Instructions
  EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM

  Mfr Comm. #:

  18-217-22

  Date Added:

  February 4, 2022

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces Service Manual corrections for the diagnostic trouble tree for DTC B1788.

  Associated Products (7)

  2022 Subaru BRZ2022 Subaru Legacy2022 Subaru Outback2021 Subaru Legacy2021 Subaru Outback2020 Subaru Legacy2020 Subaru Outback
  Associated Documents

  • DownloadMC-10207189-0001.pdf↗
• January 13, 2022•Document ID: 10207185

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  15-240-19R

  Date Added:

  February 4, 2022

  Manufacturer:

  SUBARU

  Summary

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

  Associated Products (29)

  2022 Subaru Ascent2022 Subaru Crosstrek2022 Subaru Forester2022 Subaru Impreza2022 Subaru Legacy2022 Subaru Outback2021 Subaru Ascent2021 Subaru Crosstrek2021 Subaru Forester2021 Subaru Impreza2021 Subaru Legacy2021 Subaru Outback2020 Subaru Ascent2020 Subaru Crosstrek2020 Subaru Forester2020 Subaru Impreza2020 Subaru Legacy2020 Subaru Outback2019 Subaru Ascent2019 Subaru Crosstrek+ 9 more
  Associated Documents

  • DownloadMC-10207185-0001.pdf↗
• January 11, 2022•Document ID: 10207175

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

  Mfr Comm. #:

  15-259-20R

  Date Added:

  February 4, 2022

  Manufacturer:

  SUBARU

  Summary

  This bulletin provides helpful tips to use when diagnosing customer concerns which may arise when operating the new-generation Denso CP1 Multimedia Navigation (AVN) & Display Audio (DA) systems.

  Associated Products (8)

  2022 Subaru BRZ2022 Subaru Legacy2022 Subaru Outback2022 Subaru WRX2021 Subaru Legacy2021 Subaru Outback2020 Subaru Legacy2020 Subaru Outback
  Associated Documents

  • DownloadMC-10207175-0001.pdf↗
• January 10, 2022•Document ID: 10207174

  Service Bulletin/Repair Instructions
  EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; POWER TRAIN:AUTOMATIC TRANSMISSION

  Mfr Comm. #:

  16-132-20R

  Date Added:

  February 4, 2022

  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.

  Associated Products (29)

  2022 Subaru Ascent2022 Subaru Crosstrek2022 Subaru Forester2022 Subaru Impreza2022 Subaru Legacy2022 Subaru Outback2021 Subaru Ascent2021 Subaru Crosstrek2021 Subaru Forester2021 Subaru Impreza2021 Subaru Legacy2021 Subaru Outback2020 Subaru Ascent2020 Subaru Crosstrek2020 Subaru Forester2020 Subaru Impreza2020 Subaru Legacy2020 Subaru Outback2019 Subaru Ascent2019 Subaru Crosstrek+ 9 more
  Associated Documents

  • DownloadMC-10207174-0001.pdf↗