2020 Subaru Outback Technical Service Bulletins

620 technical service bulletins (TSBs) are on record for the 2020 Subaru Outback. 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.

• 10246138Nov 27, 2023Engine cooling. This bulletin announces design changes made to the Exhaust Pipe Front (EPF) to address concerns of rattle-type or fluttering sounds coming from the undercarriage during acceleration caused by cracking in the EPF.
• 10246135Nov 27, 2023Engine cooling. This bulletin the announces availability of new reprogramming files for the Engine Control Module (ECM) developed to address cases of DTC P04AE (EVAP System Purge Control Valve “B” Performance / Stuck Open).
• 10246109Nov 15, 2023Electrical system. This Service Information Bulletin announces the revised break-in procedure for the A/C compressor.
• 10246102Nov 13, 2023Electrical system, Equipment. Subaru of America, Inc. (Subaru) is recalling certain 2020 model year Legacy and Outback vehicles in which a firmware-over-the-air (FOTA) update to the Cockpit Control Module (CCM) software may have timed out during the update.
• 10246101Nov 13, 2023Electrical system, Equipment. In the interest of customer satisfaction, Subaru of America, Inc. (Subaru) is initiating a Service Program for certain 2020-2021 model year Legacy and Outback vehicles to update the Cockpit Control Module (CCM) software to the latest version.
• 10246097Nov 10, 2023Equipment, Electrical system. 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 utilized in the models listed.
• 10246093Nov 9, 2023Electrical system, Latches, locks and linkages, Body and structure. This bulletin announces the initialization service procedures to be followed when diagnosing and/or repairing Power Rear Gate (PRG) systems.
• 10246083Nov 7, 2023Engine cooling, Equipment. This Service Information Bulletin announces diagnostic service procedures to be followed when DTC P0420 (Catalyst System Efficiency Below Threshold Bank 1) is detected by the Engine Control Module (ECM).
• 10244903Oct 26, 2023Other or unknown, Equipment, Electrical system. This 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.
• 10244910Oct 25, 2023Body and structure. This Bulletin announces the repair procedure developed to address rattle-type sounds heard from the left and/or right B-Pillar area.
• 10244909Oct 25, 2023Seats, Electrical system. This bulletin announces the availability of new seat ventilation blower units.
• 10244908Oct 12, 2023Electrical system, Equipment. This Service Information Bulletin is to inform you of the diagnosis procedure of the CP1/ CP1.5 Infotainment System when DTC B2256 is detected.
• 10244906Oct 9, 2023Engine cooling, Equipment. This Service Information Bulletin announces diagnostic service procedures to be followed when DTC P0420 (Catalyst System Efficiency Below Threshold Bank 1) is detected by the Engine Control Module (ECM). If DTC P0420 is found to be stored in the ECM, follow the diagnostic procedures outlined below.
• 10244895Oct 6, 2023Electrical system. This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700 battery is specified.
• 10243402Sep 28, 2023Engine cooling. This service bulletin provides a repair procedure to address vibrations and/or judder concerns experienced on turns during acceleration.
• 10243401Sep 28, 2023Seats, Electrical system. This bulletin announces a design change made to the outer hinge cover on the driver’s 10-way adjustable power seats.
• 10243393Sep 12, 2023Body and structure. This Service Information Bulletin announces the repair procedure developed to address rattle-type sounds heard from the left and/or right B-Pillar area.
• 10243391Sep 12, 2023Transmission and drivetrain, Engine cooling, Equipment. Subaru of America, Inc. (Subaru) has initiated this safety and emissions Recall for certain 2019 - 2020 model year Ascent vehicles, 2020-2021 model year turbo Legacy vehicles, and 2020-2021 model year turbo Outback vehicles in which the Continuously Variable Transmission (CVT) chain may slip and/or break.
• 10243390Sep 11, 2023Body and structure, Equipment. This bulletin announced a design change made to the power rear gate drive unit assemblies.
• 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, 2023Engine cooling, Electrical system, Equipment. 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.
• 10241843Aug 24, 2023Engine cooling. This bulletin announces design changes made to the Exhaust Pipe Front (EPF) to address concerns of rattle-type or fluttering sounds coming from the undercarriage during acceleration caused by crackingin the EPF.
• 10241830Aug 15, 2023Seats. "This bulletin announces a design change made to the outer hinge cover on the driver’s 10-way adjustable power seats."
• 10241818Aug 10, 2023Electrical system, Equipment. This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700 battery is specified.
• 10241801Aug 1, 2023Equipment, Electrical system, 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.
• 10240123Jul 31, 2023Equipment, Electrical system. This Service Information Bulletin has been developed to outline the steps for gathering basic but essential information during diagnosis of Infotainment concerns.
• 10240115Jul 18, 2023Electrical system, Engine cooling. This bulletin announces diagnostic procedures and availability of new Engine Control Module (ECM) reprogramming files to address DTC P2404 (Evap System Leak Detection Pump Sense 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.
• 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.
• 10240109Jul 11, 2023Equipment, Engine cooling. This bulletin announces design changes made to the Exhaust Pipe Front (EPF) to address concerns of rattle-type or fluttering sounds coming from the undercarriage during acceleration caused by cracking in the EPF.
• 10238472Jun 30, 2023Equipment, Electrical system. This Service Information Bulletin outlines a new required procedure to follow when performing immobilizer-related repairs.
• 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.
• 10238469Jun 29, 2023Engine cooling. This Service Information Bulletin announces the proper diagnostic procedures regarding oil leakage from the oil level switch area.
• 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.
• 10238438Jun 5, 2023Equipment, Other or unknown, Engine cooling, Electrical system. This Service Information Bulletin provides the diagnostic procedure for the STARLINK® Remote Engine Start (RES). All Gen2 and Gen3 Telematics Equipped Models.
• 10237291May 22, 2023Suspension. 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.
• 10237285May 16, 2023Body and structure. This Bulletin announces the repair procedure developed to address rattle-type sounds heard from the left and/or right B-Pillar area.
• 10237284May 16, 2023Equipment, Electrical system. This bulletin announces a new Genuine Subaru Replacement battery for use in applications where the current SOA821B700 battery is specified.
• 10237281May 16, 2023Engine cooling, Equipment. This bulletin announces availability of a new thermo control valve assembly.
• 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, 2023Equipment, Electrical system, Engine cooling. 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.
• 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.
• 10235307Apr 25, 2023Engine cooling. This Service Information Bulletin announces a design change made to the Positive Crankcase Ventilation (PCV) hose assembly.
• 10235291Apr 17, 2023Equipment, Latches, locks and linkages. This Bulletin announces additional cautions being added to the Owner’s Manual and Service Manual regarding the operation of door locks.
• 10235285Apr 5, 2023Electrical system, Equipment. 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.
• 10235281Apr 5, 2023Equipment, Electrical system, Body and structure, Visibility (wipers, defrost…. This bulletin announces availability of new front door window regulator assemblies in response to limited concerns of erratic operation of the anti-entrapment feature and / or the door glass either not closing or closing very slowly.
• 10235278Apr 5, 2023Body and structure, Latches, locks and linkages. This Service Information Bulletin announces a design change made to the front and rear door outer garnish trim.
• 10233907Mar 23, 2023Equipment, Electrical system. This Bulletin provides reference tables and photos to use for determining the infotainment head unit supplier and generation.

← All problems reported for the 2020 Subaru Outback