2019 Subaru Legacy Technical Service Bulletins

430 technical service bulletins (TSBs) are on record for the 2019 Subaru Legacy. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10243372Sep 11, 2023Forward collision avoidance, Electrical system, Equipment. This Bulletin announces additional information regarding error codes 1403- 1407 encountered when attempting an adjustment/calibration of the EyeSight® system after body repair procedures have been performed.
• 10241846Aug 31, 2023Equipment, Electrical system, Engine cooling. This Service Information Bulletin announces additional diagnostic procedures and a detailed flow chart to be used when diagnosing customer concerns regarding the operation of the STARLINK Remote Engine Start (RES) feature.
• 10241801Aug 1, 2023Electrical system, Equipment, Latches, locks and linkages. The purpose of this bulletin is to provide replacement key and immobilizer information along with an overview of the Subaru Lock Information web-site.
• 10240125Jul 31, 2023Electrical system. In the interest of customer satisfaction, Subaru of America, Inc. is extending the New Car Basic Warranty coverage for the 12 Volt batteries used in the above listed models and model years beyond the original three (3) years or thirty six thousand miles (36,000), whichever comes first.
• 10240121Jul 25, 2023Engine cooling, Electrical system, Equipment. This bulletin announces diagnostic procedures along with availability of new Engine Control Module (ECM) reprogramming files to address DTC P2404 (Evap System Leak Detection Pump Sensor Circuit Range/Performance) detection.
• 10240113Jul 13, 2023Equipment, Electrical system. This Bulletin provides reference tables and photos to use for determining the infotainment head unit supplier and generation.
• 10240111Jul 13, 2023Equipment, Electrical system. This bulletin announces the availability of a new Genuine Subaru Replacement Battery introduced to replace the current battery (SOA821B400). The new battery (SOA821B950) has a higher capacity and is slightly different in size.
• 10240110Jul 11, 2023Equipment. 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.
• 10240107Jul 11, 2023Electrical system, Equipment. This bulletin announces the availability of a new Genuine Subaru Replacement Battery introduced to replace the current battery (SOA821B400) once current inventory is depleted.
• 10238470Jun 29, 2023Equipment, Electrical system. This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency while addressing customer concerns.
• 10238456Jun 28, 2023Transmission and drivetrain, Electrical system. 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.
• 10238440Jun 13, 2023Transmission and drivetrain, Engine cooling. This service bulletin provides a temporary repair procedure to address vibrations and/or judder concerns experienced on turns during acceleration.
• 10238443Jun 6, 2023Electrical system, Equipment. 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.
• 10238438Jun 5, 2023Electrical system, Other or unknown, Engine cooling, Equipment. This Service Information Bulletin provides the diagnostic procedure for the STARLINK® Remote Engine Start (RES). All Gen2 and Gen3 Telematics Equipped Models.
• 10238436Jun 5, 2023Engine cooling, Equipment, Electrical system. This bulletin announces an application change to the Remote Engine Starter (RES) control unit on 2019 Outback & Legacy models.
• 10237276May 15, 2023Electrical system, Equipment. Map Data Update Procedure for Harman Gen 3.1 Navigation Equipped Head Units (H/U).
• 10237273May 11, 2023Equipment, Electrical system. 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.
• 10237254May 8, 2023Equipment, Air bags. This bulletin announces availability of the one-time use mounting clip and spacer clip for the air bag curtain module.
• 10237241May 4, 2023Engine cooling, Electrical system, Equipment. This Bulletin announces additional diagnostic procedures and a detailed flow chart to be used when diagnosing customer concerns regarding the operation of the STARLINK Remote Engine Start (RES) feature.
• 10237239May 2, 2023Equipment, Electrical system. 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.
• 10235289Apr 27, 2023Transmission and drivetrain. 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.
• 10235291Apr 17, 2023Latches, locks and linkages, Equipment. This Bulletin announces additional cautions being added to the Owner’s Manual and Service Manual regarding the operation of door locks.
• 10235285Apr 5, 2023Equipment, Electrical system. This Service Information Bulletin provides helpful procedures and best practices to utilize when customers present with concerns relating to the operation of their Gen 2/Gen 3 Telematics system equipped Subaru.
• 10233907Mar 23, 2023Equipment, Electrical system. This Bulletin provides reference tables and photos to use for determining the infotainment head unit supplier and generation.
• 10233886Mar 15, 2023Electrical system, Equipment. This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency while addressing customer concerns.
• 10232240Feb 28, 2023Transmission and drivetrain, Electrical system. This Service Information Bulletin provides an updated diagnostic flow along with an IMPORTANT caution to follow for certain CVT solenoid related DTCs as listed.
• 10232239Feb 28, 2023Equipment, Electrical system. This Service Information 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.
• 10232237Feb 28, 2023Equipment, Electrical system. When attempting to complete the STARLINK Telematics subscription process, an Error Code 202 and / or 204 may occur preventing the process from completing successfully.
• 10232214Feb 7, 2023Equipment, Electrical system. 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.
• 10232213Feb 3, 2023Equipment, Electrical system. Subaru Battery Drain Product Liability Litigation.
• 10231299Jan 12, 2023Transmission and drivetrain. 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.
• 10231286Jan 5, 2023Electrical system. Subaru Battery Drain Product Liability Litigation.
• 10226839Nov 18, 2022Electrical system, Equipment. In the interest of customer satisfaction, Subaru of America, Inc. is extending the New Car Basic Warranty coverage for the 12 Volt batteries used in the above listed models and model years beyond the original three (3) years or thirty six thousand miles (36,000), whichever comes first.
• 10226904Nov 17, 2022Transmission and drivetrain. 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.
• 10226867Nov 17, 2022Electrical system, Equipment. 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.
• 10226863Nov 17, 2022Equipment, Electrical system. This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency while addressin customer concerns.
• 10226841Nov 9, 2022Electrical system, Equipment. This Bulletin provides additional procedures and a detailed flow chart to use when diagnosing customer concerns regarding operation of the STARLINK RES feature.
• 10225753Oct 31, 2022Electrical system. Subaru Battery Drain Product Liability Litigation.
• 10225740Oct 3, 2022Suspension. This bulletin announces a design change made to the front stabilizer bushings.
• 10222364Sep 26, 2022Electrical system. Battery Class Action Settlement Resources. (2)
• 10222340Sep 6, 2022Equipment, Electrical system. This bulletin announces a warranty extension information regarding 12 Volt vehicle batteries.
• 10222341Sep 1, 2022Electrical system, Equipment. Battery Drain Class Action Settlement- Warranty Extension Training.
• 10219500Aug 30, 2022Electrical system. Announcement to Subaru Retailers regarding the preliminary settlement in a class action lawsuit regarding battery drain in certain Subaru vehicles.
• 10219486Aug 26, 2022Electrical system. This bulletin announces a warranty extension information regarding 12 Volt vehicle batteries.
• 10219492Aug 23, 2022Equipment. This bulletin contains additional information for recommended materials listed in the Service Manuals for individual models.
• 10219491Aug 23, 2022Equipment, Electrical system. This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure.
• 10219477Aug 12, 2022Electrical system, Equipment. 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.
• 10219476Aug 12, 2022Equipment. Special Edition, 2012 current model subaru evaporative diagnostics and smoke testing.
• 10219474Aug 9, 2022Equipment, Electrical system. This Bulletin provides additional procedures and a detailed flow chart to use when diagnosing customer concerns regarding operation of the STARLINK RES feature.
• 10219467Aug 2, 2022Electrical system. This bulletin announces an application change to the Remote Engine Starter (RES) control unit on 2019 Outback & Legacy models.

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