Subaru WRX Service Bulletins

1,134 manufacturer communications on file.

• March 27, 2024•Document ID: 10252542

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  15-256-19R

  Date Added:

  April 3, 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-10252542-0001.pdf↗
• March 26, 2024•Document ID: 10252541

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  15-236-18R

  Date Added:

  April 3, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin addresses the 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-10252541-0001.pdf↗
• March 25, 2024•Document ID: 10252495

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  15-313-23R

  Date Added:

  April 3, 2024

  Manufacturer:

  SUBARU

  Summary

  The bulletin contains information for exchange components, their manufacturer, as well as the proper exchange procedure.

  Associated Products (10)

  2024 Subaru Ascent2024 Subaru BRZ2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru Solterra2024 Subaru WRX2024 Subaru XV CrossTrek
  Associated Documents

  • DownloadMC-10252495-0001.pdf↗
• March 25, 2024•Document ID: 10252494

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  15-303-22R

  Date Added:

  April 3, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin provides information for all Gen 3 Telematics and Cp 1.5 infotainment equipped vehicles, starting with 2023MY, allowing access to valet mode through the head unit.

  Associated Products (22)

  2025 Subaru Impreza2025 Subaru Outback2024 Subaru Ascent2024 Subaru BRZ2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru Solterra2024 Subaru WRX2024 Subaru XV CrossTrek2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy2023 Subaru Outback2023 Subaru Solterra+ 2 more
  Associated Documents

  • DownloadMC-10252494-0001.pdf↗
• March 19, 2024•Document ID: 10252492

  Service Bulletin/Repair Instructions
  EQUIPMENT

  Mfr Comm. #:

  15-242-19R

  Date Added:

  April 3, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin has been developed for use as a quick reference tool to aid in diagnosing operational concerns of the Gen 2 Telematics system’s remote access features.

  Associated Products (53)

  2024 Subaru Ascent2024 Subaru BRZ2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru Solterra2024 Subaru WRX2024 Subaru XV CrossTrek2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy2023 Subaru Outback2023 Subaru Solterra2023 Subaru WRX2023 Subaru XV CrossTrek+ 33 more
  Associated Documents

  • DownloadMC-10252492-0001.pdf↗
• March 19, 2024•Document ID: 10252491

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; EQUIPMENT

  Mfr Comm. #:

  15-219-18R

  Date Added:

  April 3, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin addresses an error code 202 and or 204 when attempting to complete the STARLINK telematics subsription process.

  Associated Products (53)

  2024 Subaru Ascent2024 Subaru BRZ2024 Subaru Crosstrek2024 Subaru Forester2024 Subaru Impreza2024 Subaru Legacy2024 Subaru Outback2024 Subaru Solterra2024 Subaru WRX2024 Subaru XV CrossTrek2023 Subaru Ascent2023 Subaru BRZ2023 Subaru Crosstrek2023 Subaru Forester2023 Subaru Impreza2023 Subaru Legacy2023 Subaru Outback2023 Subaru Solterra2023 Subaru WRX2023 Subaru XV CrossTrek+ 33 more
  Associated Documents

  • DownloadMC-10252491-0001.pdf↗
• March 19, 2024•Document ID: 10252465

  Service Bulletin/Repair Instructions
  EQUIPMENT; ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-318-24R

  Date Added:

  April 2, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces the availability of the DCM Bypass Box designed to be used as an alternative replacement part for Data Communication Module (DCM) in vehicles with no active STARLINK subscription.

  Associated Products (5)

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

  • DownloadMC-10252465-0001.pdf↗
• March 18, 2024•Document ID: 10252460

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

  Mfr Comm. #:

  09-114-23R

  Date Added:

  April 2, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces the availability of reprogramming files for the Engine Control Module (ECM). This will address cases of DTC P04AE for the EVAP purge control valve stuck open.

  Associated Products (7)

  2024 Subaru Legacy2024 Subaru Outback2023 Subaru Ascent2023 Subaru Legacy2023 Subaru Outback2023 Subaru WRX2022 Subaru WRX
  Associated Documents

  • DownloadMC-10252460-0001.pdf↗
• March 15, 2024•Document ID: 10252459

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

  Mfr Comm. #:

  15-301-22R

  Date Added:

  April 2, 2024

  Manufacturer:

  SUBARU

  Summary

  This bulletin announces reprograming files for the optimization of Gen 4 Denso CP1 audio and navigation head units.

  Associated Products (2)

  2023 Subaru WRX2022 Subaru WRX
  Associated Documents

  • DownloadMC-10252459-0001.pdf↗
• March 12, 2024•Document ID: 10252448

  Service Bulletin/Repair Instructions
  EQUIPMENT; ELECTRICAL SYSTEM

  Mfr Comm. #:

  15-317-24R

  Date Added:

  April 2, 2024

  Manufacturer:

  SUBARU

  Summary

  Subaru has extended the Data Communication Module (DCM) warranty from 3 years 36,000mi to 8 years or 100,000mi. In rare cases, customers may experience a dead battery as a result of the DCM continually trying to access 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-10252448-0001.pdf↗
• 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 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↗
• 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 5, 2024•Document ID: 10249598

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

  Mfr Comm. #:

  WRE-22R

  Date Added:

  February 2, 2024

  Manufacturer:

  SUBARU

  Summary

  Subaru of America, Inc. (Subaru) is initiating a new safety recall for certain 2015-2021 model year WRX STI vehicles, which may contain a defective back-up lamp switch.

  Associated Products (7)

  2021 Subaru WRX2020 Subaru WRX2019 Subaru WRX2018 Subaru WRX2017 Subaru WRX2016 Subaru WRX2015 Subaru WRX
  Associated Documents

  • DownloadMC-10249598-0001.pdf↗
• January 4, 2024•Document ID: 10249593

  Service Bulletin/Repair Instructions
  EXTERIOR LIGHTING; POWER TRAIN

  Mfr Comm. #:

  SubaruNet Announ

  Date Added:

  February 2, 2024

  Manufacturer:

  SUBARU

  Summary

  Subaru of America, Inc. (Subaru) is initiating a new safety recall for certain 2015-2021 model year WRX STI vehicles, which may contain a defective backup lamp switch.

  Associated Products (7)

  2021 Subaru WRX2020 Subaru WRX2019 Subaru WRX2018 Subaru WRX2017 Subaru WRX2016 Subaru WRX2015 Subaru WRX
  Associated Documents

  • DownloadMC-10249593-0001.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↗