2025 Subaru Forester Technical Service Bulletins

198 technical service bulletins (TSBs) are on record for the 2025 Subaru Forester. 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.

• 11033056May 4, 2026Transmission and drivetrain. This announcement provides information on the remanufactured CVT transmission program.
• 11033053May 1, 2026Steering, Electrical system. This bulletin announces design changes to the heated steering wheel switch assembly and harness. The new switch design relocates the connector, which requires a different harness routing.
• 11033052May 1, 2026Electrical system, Body and structure. This bulletin announces a design change to the Power Rear Gate Drive (PRG) Unit to address rare concerns about a very slight drop immediately after the gate is fully open.
• 11033051May 1, 2026Engine. This bulletin announces the diagnostic procedures to be used when DTCs B1571(REFERENCE CODE INCOMPATIBILITY IMMOBILIZER CM TO ECM) and B1572(IMM CIRCUIT EXCEPT ANTENNA CIRCUIT) are detected by Keyless Access with Push Button Start(KACM).
• 11032043Apr 30, 2026Exterior lighting. This bulletin announces the repair procures to be followed when encountering cases of loose fitment of the interior dome lamp.
• 11032042Apr 30, 2026Brakes. This bulletin announces a design change to the front brake pads which have been redesigned with a new friction material and shape to enhance the removal of rust and debris that can accumulate on the rotor surface, causing unevenness.
• 11032034Apr 30, 2026Other or unknown. This Service Information Bulletin was developed to provide interim guidance for vehicles exhibiting DTC B2A20.
• 11032040Apr 24, 2026Transmission and drivetrain. This bulletin announces the service manual correction regarding clutch master cylinder reservoir service procedures.
• 11032039Apr 24, 2026Other or unknown. This bulletin contains additional information for recommended materials listed in the Service Manuals for individual models.
• 11032035Apr 20, 2026Steering, Wheels. This Bulletin provides the diagnostic procedures to be followed when addressing customer concerns of steering wheel/vehicle body vibration when driving at highway speeds when tire/wheel balance is suspected.
• 11032032Apr 2, 2026Fuel system. Subaru of America, Inc. (Subaru) has initiated a new safety recall for certain 2025 model year Forester Hybrid Electric vehicles and 2026 model year Crosstrek Hybrid Electric vehicles to improve the fuel filler cap seal.
• 11030576Mar 26, 2026Electrical system. Subaru of America, Inc. (Subaru) has initiated a new safety recall for certain 2025 model year Forester Hybrid Electric vehicles and 2026 model year Crosstrek Hybrid Electric vehicles to improve the fuel filler cap seal.
• 11030560Mar 26, 2026Electrical system. This bulletin announces the new procedure and Warranty Fail Code for FirstTime air conditioning (A/C) performance concerns possibly resulting from an undetected A/C refrigerant leak.
• 11030557Mar 26, 2026Other or unknown. This bulletin contains additional information for recommended materials listed in the Service Manuals for individual models.
• 11030575Mar 25, 2026Fuel system. This announcment provides updates on owner notification and bulletin availability.
• 11030567Mar 16, 2026Electrical system. This bulletin contains information to help when attempting to complete the STARLINK Telematics subscription process, an Error Code 202 and / or 204 may occur preventing the process from completing successfully
• 11030561Mar 4, 2026Electrical system. This announcement provides information on the use of aftermarket services or tools for programming immobilizer keys/fobs.
• 11029347Feb 25, 2026Electrical system. This Service Information Bulletin was developed to provide interim guidance for 2026 model year vehicles exhibiting DTC B2A20 with gen 4 Telematics.
• 11029346Feb 23, 2026Fuel system. This announcement provides information for the 2025 Forester Hybrid and 2026 Crosstrek Hybrid vehicles in retailer inventory affected by the WRD-26 Fuel Filler Cap Gasket Stop Sale.
• 11029344Feb 19, 2026Fuel system. This announcement provides information to assist with customer inquiries regarding the WRD-26 recall.
• 11029341Feb 16, 2026Fuel system. This announcement provides information for a new safety recall and stop sale for WRD-26 fuel filler cap gasket.
• 11029338Feb 13, 2026Electrical system. This bulletin announces the availability of new reprogramming files developed to address cases of DTC C1C40 being detected by the Electronic Brake Booster (EBB) in addition to Failure Detail Code 30A2 stored within the Freeze Frame Data (FFD).
• 11029329Feb 6, 2026Electrical system. This bulletin announces the new procedure and Warranty Fail Code for FirstTime air conditioning (A/C) performance concerns possibly resulting from an undetected A/C refrigerant leak.
• 11027996Jan 20, 2026Electrical system. The following information announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.
• 11027986Jan 15, 2026Electrical system. This Subaru service and technical support line newsletter provides information on the next phase of TechShare.
• 11027983Jan 12, 2026Electrical system. This Bulletin provides information on the availability of a new auxiliary USB terminal designed to resolve intermittent connectivity issues when connected via the USB port.
• 11027982Jan 12, 2026Engine, Electrical system. This Bulletin provides the diagnostic procedure for the STARLINK® Remote Engine Start (RES).
• 11027981Jan 12, 2026Other or unknown. This announcement has been created to address difficulties with software updates on Subaru Select Monitors with DST-010 interface firmware has been updated.
• 11027106Dec 23, 2025Electrical system, Seats. This bulletin announces design changes made to the Seat Ventilation Control Module to address concerns regarding seat ventilation or seat heaters not activating during Remote Engine Start via the MySubaru App.
• 11027090Dec 12, 2025Engine, Fuel system. This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components (e.g. intake valves and / or manifold, and combustion chambers).
• 11027088Dec 12, 2025Electrical system. This bulletin announces a new diagnostic procedure for the wireless charger.
• 11027083Dec 8, 2025Engine, Electrical system. This Service Information Bulletin provides the Service Manual Correction to the diagnostic procedure for DTC B2A16 (Immobilizer Key Collation Diagnosis).
• 11027081Dec 8, 2025Fuel system, Electrical system, Engine. This bulletin announces the diagnostic procedures to be used when DTCs P2096 (POST CATALYST FUEL TRIM SYSTEM TOO LEAN BANK 1) and P2097 (POST CATALYST FUEL TRIM SYSTEM TOO RICH BANK 1) are detected by the Engine Control Module (ECM).
• 11027073Dec 2, 2025Electrical system. This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure.
• 11025796Nov 20, 2025Other or unknown. Subaru service article locator.
• 11025790Nov 20, 2025Engine, Electrical system. This bulletin announces the diagnostic procedures to be used when DTCs P2096 (POST CATALYST FUEL TRIM SYSTEM TOO LEAN BANK 1) and P2097 (POST CATALYST FUEL TRIM SYSTEM TOO RICH BANK 1) are detected by the Engine Control Module (ECM).
• 11025789Nov 20, 2025Other or unknown. Subaru service article locator.
• 11025785Nov 14, 2025Electrical system. This bulletin announces reprogramming file that provides a software update installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.
• 11025780Nov 13, 2025Electrical system. This bulletin announces the service procedure for battery replacement on 2025MY Forester in the event of battery replacement.
• 11025782Nov 6, 2025Body and structure. This Bulletin announces changes to the replacement procedure due to a design difference between Japan-produced bumpers and SIA-produced bumpers.
• 11024867Oct 29, 2025Other or unknown. This bulletin provides information on the load carrying capacity reduced label when a port-installed or retailer-installed accessory exeeds 1.5 percent of the GVWR or 100 pounds, which ever is lower.
• 11024869Oct 28, 2025Electrical system. This Service Information Bulletin outlines a systematic procedure for diagnosing parasitic draw (dark/standby current) in vehicles experiencing battery drain when the ignition is off, leading to no-start conditions or frequent jump-starts.
• 11024866Oct 28, 2025Electrical system. This Service Bulletin is to inform you of a procedure to restore CP1.5’s normal operation by initializing the head unit.
• 11024864Oct 28, 2025Electrical system, Engine. This bulletin announces the diagnostic procedures to be followed when encountering cases of the Remote Engine Start (RES) system being the only non-functioning feature with telematics.
• 11024863Oct 28, 2025Other or unknown. Subaru tech tips newsletter article locator.
• 11024859Oct 28, 2025Other or unknown. Subaru tech tips newsletter article locator.
• 11024858Oct 23, 2025Electrical system. This Bulletin outlines a comprehensive update to the dark current/parasitic draw diagnosis & testing procedures.
• 11024857Oct 23, 2025Electrical system. This Bulletin provides details on a new formal testing, charging, and tracking procedure for all 12-volt batteries in new vehicle inventory.
• 11024856Oct 23, 2025Electrical system, Seats. This bulletin announces the availability of new seat ventilation blower units which have been redesigned to address some cases of a vibration-type sound emitting from the blower unit during seat ventilation operation.
• 11024853Oct 16, 2025Electrical system. This bulletin announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.

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