Subaru Ascent Service Bulletins (2022)

319 manufacturer communications on file.

• August 2, 2022•Document ID: 10219471

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  12-240-22

  Date Added:

  September 8, 2022

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces the repair procedures for the left and right-side horns to address DTC B1610 (Front Sub Sensor RH Failure) detected when the horns are operated shortly after engine start up.

  Associated Products (4)

  2022 Subaru Ascent2021 Subaru Ascent2020 Subaru Ascent2019 Subaru Ascent
  Associated Documents

  • DownloadMC-10219471-0001.pdf↗
• July 13, 2022•Document ID: 10216985

  Service Bulletin/Repair Instructions
  EQUIPMENT:ELECTRICAL:AUX AUDIO JACK/PLUG; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-283-21R

  Date Added:

  August 2, 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 (9)

  2022 Subaru Ascent2022 Subaru BRZ2022 Subaru Crosstrek2022 Subaru Forester2022 Subaru Impreza2022 Subaru Legacy2022 Subaru Outback2022 Subaru WRX2022 Subaru XV CrossTrek
  Associated Documents

  • DownloadMC-10216985-0001.pdf↗
• July 12, 2022•Document ID: 10216984

  Service Bulletin/Repair Instructions
  POWER TRAIN; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT

  Mfr Comm. #:

  16-132-20R

  Date Added:

  August 2, 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 used in the models listed.

  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-10216984-0001.pdf↗
• July 11, 2022•Document ID: 10216981

  Service Bulletin/Repair Instructions
  COMMUNICATION:MANUFACTURER TELEMATICS; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-298-22

  Date Added:

  August 2, 2022

  Manufacturer:

  SUBARU

  Summary

  This Bulletin announces the preferred practices to be used when handling vehicles equipped with Gen2 Telematics which are enrolled in the Subaru STARLINK® Security Plus Service featuring Stolen Vehicle Recovery Plus with Immobilizer.

  Associated Products (53)

  2022 Subaru Ascent2022 Subaru BRZ2022 Subaru Crosstrek2022 Subaru Forester2022 Subaru Impreza2022 Subaru Legacy2022 Subaru Outback2022 Subaru WRX2021 Subaru Ascent2021 Subaru BRZ2021 Subaru Crosstrek2021 Subaru Forester2021 Subaru Impreza2021 Subaru Legacy2021 Subaru Outback2021 Subaru WRX2020 Subaru Ascent2020 Subaru BRZ2020 Subaru Crosstrek2020 Subaru Forester+ 33 more
  Associated Documents

  • DownloadMC-10216981-0001.pdf↗
• July 8, 2022•Document ID: 10216977

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

  Mfr Comm. #:

  16-139-22

  Date Added:

  August 2, 2022

  Manufacturer:

  SUBARU

  Summary

  The WRK-21 recall includes TCM reprogramming to prevent CVT chain slip. If, during the recall inspection, a vehicle is confirmed to have already experienced severe enough CVT chain slip, the CVT assembly will be replaced.

  Associated Products (6)

  2022 Subaru Ascent2021 Subaru Ascent2020 Subaru Ascent2020 Subaru Legacy2020 Subaru Outback2019 Subaru Ascent
  Associated Documents

  • DownloadMC-10216977-0001.pdf↗
• July 5, 2022•Document ID: 10216969

  Service Bulletin/Repair Instructions
  EQUIPMENT ADAPTIVE/MOBILITY; SUSPENSION

  Mfr Comm. #:

  05-88-21

  Date Added:

  August 2, 2022

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces a design change made to the front stabilizer bushings.

  Associated Products (42)

  2022 Subaru Ascent2022 Subaru Forester2022 Subaru Outback2021 Subaru Ascent2021 Subaru Crosstrek2021 Subaru Forester2021 Subaru Outback2021 Subaru WRX2020 Subaru Ascent2020 Subaru Crosstrek2020 Subaru Forester2020 Subaru Outback2020 Subaru WRX2019 Subaru Ascent2019 Subaru Crosstrek2019 Subaru Forester2019 Subaru Legacy2019 Subaru Outback2019 Subaru WRX2018 Subaru Crosstrek+ 22 more
  Associated Documents

  • DownloadMC-10216969-0001.pdf↗
• June 29, 2022•Document ID: 10215432

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

  Mfr Comm. #:

  09-88-22

  Date Added:

  July 7, 2022

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces availability of new reprograming files for the Engine Control Module (ECM).

  Associated Products (11)

  2022 Subaru Ascent2022 Subaru Legacy2022 Subaru Outback2022 Subaru WRX2021 Subaru Ascent2021 Subaru Legacy2021 Subaru Outback2020 Subaru Ascent2020 Subaru Legacy2020 Subaru Outback2019 Subaru Ascent
  Associated Documents

  • DownloadMC-10215432-0001.pdf↗
• June 27, 2022•Document ID: 10215427

  Service Bulletin/Repair Instructions
  EQUIPMENT; ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-236-18R

  Date Added:

  July 6, 2022

  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 (23)

  2022 Subaru Ascent2022 Subaru Crosstrek2022 Subaru Forester2022 Subaru Impreza2021 Subaru Ascent2021 Subaru Crosstrek2021 Subaru Forester2021 Subaru Impreza2021 Subaru WRX2020 Subaru Ascent2020 Subaru BRZ2020 Subaru Crosstrek2020 Subaru Forester2020 Subaru Impreza2020 Subaru WRX2019 Subaru Ascent2019 Subaru BRZ2019 Subaru Crosstrek2019 Subaru Forester2019 Subaru Impreza+ 3 more
  Associated Documents

  • DownloadMC-10215427-0001.pdf↗
• June 27, 2022•Document ID: 10215420

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  18-225-22

  Date Added:

  July 6, 2022

  Manufacturer:

  SUBARU

  Summary

  This Service Bulletin is to inform you of the diagnosis procedure of the Harman Infotainment System when DTC B2255 is detected.

  Associated Products (16)

  2022 Subaru Ascent2022 Subaru Crosstrek2022 Subaru Forester2022 Subaru Impreza2021 Subaru Ascent2021 Subaru Crosstrek2021 Subaru Forester2021 Subaru Impreza2020 Subaru Ascent2020 Subaru Crosstrek2020 Subaru Forester2020 Subaru Impreza2019 Subaru Ascent2019 Subaru Crosstrek2019 Subaru Forester2019 Subaru Impreza
  Associated Documents

  • DownloadMC-10215420-0001.pdf↗
• May 17, 2022•Document ID: 10213187

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-236-18R

  Date Added:

  June 3, 2022

  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.

  Associated Products (25)

  2022 Subaru Ascent2022 Subaru Crosstrek2022 Subaru Forester2022 Subaru Impreza2022 Subaru WRX2021 Subaru Ascent2021 Subaru BRZ2021 Subaru Crosstrek2021 Subaru Forester2021 Subaru Impreza2021 Subaru WRX2020 Subaru Ascent2020 Subaru BRZ2020 Subaru Crosstrek2020 Subaru Forester2020 Subaru Impreza2020 Subaru WRX2019 Subaru Ascent2019 Subaru BRZ2019 Subaru Crosstrek+ 5 more
  Associated Documents

  • DownloadMC-10213187-0001.pdf↗
• May 9, 2022•Document ID: 10213174

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  18-218-22

  Date Added:

  June 3, 2022

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces the Service Manual correction for the diagnostic trouble tree for DTC B281C.

  Associated Products (25)

  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+ 5 more
  Associated Documents

  • DownloadMC-10213174-0001.pdf↗
• April 26, 2022•Document ID: 10210827

  Service Bulletin/Repair Instructions
  EQUIPMENT; POWER TRAIN; ENGINE AND ENGINE COOLING

  Mfr Comm. #:

  16-136-22R

  Date Added:

  May 3, 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-10210827-0001.pdf↗
• April 11, 2022•Document ID: 10210821

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-283-21R

  Date Added:

  May 3, 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 (9)

  2022 Subaru Ascent2022 Subaru BRZ2022 Subaru Crosstrek2022 Subaru Forester2022 Subaru Impreza2022 Subaru Legacy2022 Subaru Outback2022 Subaru WRX2022 Subaru XV CrossTrek
  Associated Documents

  • DownloadMC-10210821-0001.pdf↗
• April 6, 2022•Document ID: 10210810

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  18-220-22

  Date Added:

  May 3, 2022

  Manufacturer:

  SUBARU

  Summary

  The purpose of this bulletin is to provide a description of current changes to Service Manuals available via the Subaru Technical Information System (STIS) web site.

  Associated Products (10)

  2022 Subaru Ascent2021 Subaru Ascent2020 Subaru Ascent2020 Subaru WRX2019 Subaru Ascent2019 Subaru WRX2018 Subaru WRX2017 Subaru WRX2016 Subaru WRX2015 Subaru WRX
  Associated Documents

  • DownloadMC-10210810-0001.pdf↗
• March 29, 2022•Document ID: 10209937

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

  Mfr Comm. #:

  02-190-22

  Date Added:

  April 5, 2022

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces the proper diagnostic procedures regarding oil leakage from the oil level switch area.

  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-10209937-0001.pdf↗
• March 18, 2022•Document ID: 10209915

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-192-22R

  Date Added:

  April 5, 2022

  Manufacturer:

  SUBARU

  Summary

  This bulletin has been developed to outline the steps for gathering basic essential information during diagnosis and repair of the Infotainment concerns. (Applicable to all models with Harman or Denso CP1 Infotainment).

  Associated Products (183)

  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+ 163 more
  Associated Documents

  • DownloadMC-10209915-0001.pdf↗
• March 9, 2022•Document ID: 10209914

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  16-136-22R

  Date Added:

  April 5, 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-10209914-0001.pdf↗
• 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 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↗