2025 Subaru Forester TSBs
128 Technical Service Bulletins across 16 categories
Categories
Infotainment
26 bulletinsThe following information announces reprogramming file availability and provides a software update installation...
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procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.
This bulletin announces reprogramming file that provides a software update installation procedure to optimize the new...
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Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.
This Service Bulletin is to inform you of a procedure to restore CP1.5s normal operation by initializing the head unit.
This bulletin announces reprogramming file availability and provides a software update installation procedure to...
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optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.
This bulletin provides instruction for use of a new reprogramming procedure to optimize the Denso Gen 4.5 Audio and...
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Navigation system utilized in the models listed.
This OTA is an software update to provide audio improvements for the models listed.
This bulletin provides instruction for use of a new reprogramming procedure to optimize the Denso Gen 4.5 Audio and...
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Navigation system utilized in the models listed
The following information announces reprogramming file availability and provides a software update installation...
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procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.
This bulletin provides information on a new reprogramming procedure (FOTA) to optimize the Harman Gen 3.1 Audio and...
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Navigation head units (H/U) utilized in the models as listed above. Firmware-over-the-air (FOTA) is a process by which remote devices can receive updates to their operating software.
The following information addresses reprogramming file availability and a software update installation procedure to...
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provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed.
This announcement is to inform subscribed customers of a software update for in-vehicle multimedia system.
This bulletin provides instruction for use of a new reprogramming procedure to optimize the Denso Gen 4.5 Audio and...
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Navigation system utilized in the models listed.
OTA head unit software update for CP1.5 head units.
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General software improvements for a better drving experience and functionality.
The following information addresses reprogramming file availability and a software update installation procedure to...
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provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed
The following information announces reprogramming file availability and provides a software update installation...
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procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.
This Bulletin has been developed to outline the steps for gathering basic but essential information during diagnosis of...
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Infotainment concerns.
A head unit OTA will be available via cellular network for Mid and High Grade CP1.5 head units.
The following information announces reprogramming file availability and provides a software update installation...
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procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.
This annocement is to inform dealers to the Gen 3.1 Head Unit OTA will be available via Wi-Fi.
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The update will take place in multiple batches with the first beginneing November 15th and the last being Decemeber 3rd. This update is for approximatelt 714,000 VINs.
The following information announces reprogramming file availability and provides a software update installation...
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procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.
This bulletin following information announces reprogramming file availability and provides a software update...
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installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.
The CP1.5 RCs OTA is available for all mid and high grade CP1.5 head units.
This bulletin announces reprogramming file availability and provides a software update installation procedure to...
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optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.
This announcement provides information for retailers to install the latest infotainment system software for Denso CP...
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1.5.
This information announces reprograming file availability for Gen 4.5 Denso CP1.5 Audio and Navigation systems.
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Inprovement for CarPlay concerns with hands-free calls when the receiving party is not able to hear the caller.
This bulletin announces reprogramming file availability and provides a software update installation procedure to...
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optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.
Other
18 bulletinsThis Bulletin provides information on the availability of a new auxiliary USB terminal designed to resolve intermittent...
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connectivity issues when connected via the USB port.
This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the...
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proper exchange procedure.
Subaru tech tips newsletter article locator.
Subaru tech tips newsletter article locator.
This bulletin addresses cases when attempting to complete the STARLINK Telematics subscription process, an Error Code...
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202 and / or 204 may occur preventing the process from completing successfully.
This Bulletin provides helpful procedures and best practices to utilize when customers present with concerns relating to...
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the operation of their Gen 2/Gen 3 Telematics system equipped Subaru.
This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the...
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proper exchange procedure.
This OTA is released to address Telematic functions that may stop working after a certain amount of time from the...
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vehicle's production.
This Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16.
The purpose of this bulletin is to provide replacement key and immobilizer information along with an overview of the...
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Subaru Lock Information web-site.
This Bulletin announces availability of a User Guide and an informative video to supplement the recent releases to...
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retailers of the SOA321152 and SOA321153 Terminal Test Kits.
This Bulletin announces diagnostic procedures to be followed when working with a Power Rear Gate (PRG).
When attempting to complete the STARLINK Telematics subscription process, an Error Code 202 and / or 204 may occur...
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preventing the process from completing successfully.
This bulletin details an important regulation issued by the National Highway Traffic Safety Administration (NHTSA) which...
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impacts the way some vehicles with accessories are sold. This regulation applies to any automobile retailer installing accessories on a vehicle prior to its first sale.
This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the...
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proper exchange procedure.
This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the...
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proper exchange procedure for 2025MY vehicles.
The purpose of this bulletin is to provide replacement key and immobilizer information along with an overview of the...
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Subaru Lock Information web-site.
This Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16.
Pre-Delivery & Maintenance
17 bulletinsThis Subaru service and technical support line newsletter provides information on the next phase of TechShare.
This Service Information Bulletin provides the Service Manual Correction to the diagnostic procedure for DTC B2A16...
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(Immobilizer Key Collation Diagnosis).
Subaru service article locator.
Subaru service article locator.
Subaru Service Technical Support Newsletter special edition.
This announcement is to bring attention to the OTA for In-vehicle service appointment scheduler and In-vehicle message...
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center.
This Bulletin provides the Service Manual Correction to the diagnostic procedure for DTC B2A16 (Immobilizer Key...
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Collation Diagnosis).
This Service Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16.
This Service Information Bulletin details a new procedure for conducting a CommCheck on vehicles equipped with a GEN...
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3/GEN 3+ DCM.
This bulletin contains additional information for recommended materials listed in the Service Manuals for individual...
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models.
This Bulletin provides the Service Manual Correction to the diagnostic procedure for DTC B2A16 (Immobilizer Key...
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Collation Diagnosis).
"This Service Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16."
This announcement is in regard to special service tool shipment will be shipped directly to the Subar retailers during...
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February.
This bulletin contains additional information for recommended materials listed in the Service Manuals for individual...
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models.
This bulletin contains additional information for recommended materials listed in the Service Manuals for individual...
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models.
This announcement provides information on Takata Recall Escalated Towing Program.
This bulletin contains additional information for recommended materials listed in the Service Manuals for individual...
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models.
Engine
12 bulletinsThis Bulletin provides the diagnostic procedure for the STARLINK Remote Engine Start (RES).
This bulletin announces design changes made to the Seat Ventilation Control Module to address concerns regarding seat...
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ventilation or seat heaters not activating during Remote Engine Start via the MySubaru App.
This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon...
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deposits from fuel injectors and internal engine components (e.g. intake valves and / or manifold, and combustion chambers).
This bulletin announces the diagnostic procedures to be used when DTCs P2096 (POST CATALYST FUEL TRIM SYSTEM TOO LEAN...
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BANK 1) and P2097 (POST CATALYST FUEL TRIM SYSTEM TOO RICH BANK 1) are detected by the Engine Control Module (ECM).
This bulletin announces the diagnostic procedures to be used when DTCs P2096 (POST CATALYST FUEL TRIM SYSTEM TOO LEAN...
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BANK 1) and P2097 (POST CATALYST FUEL TRIM SYSTEM TOO RICH BANK 1) are detected by the Engine Control Module (ECM).
This bulletin announces the diagnostic procedures to be followed when encountering cases of the Remote Engine Start...
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(RES) system being the only non-functioning feature with telematics.
This Bulletin announces the diagnostic procedures to be followed when diagnosing engine oil leakage on FA and FB type...
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engines.
This Bulletin announces the Service Manual Correction for the diagnostic procedures to be followed when performing...
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diagnostic repairs for diagnostic trouble codes (DTCs) P26A6 (Engine Coolant Bypass Valve A Position Sensor Circuit Low) and P26A7 (Engine Coolant Bypass Valve A Position Sensor Circuit High). Refer to the service procedures in this bulletin when performing diagnosis on DTCs P26A6 and P26A7. This correction will be applied the Service Manual in the future.
This bulletin announces the repair procedure to be followed when diagnosing cases of the starter motor not operating...
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when attempting to restart after a short drive cycle in low ambient temperatures (less than 0 degrees Celsius / 32 degrees Fahrenheit).
This Service Information Bulletin announces the diagnostic procedures to be followed when diagnosing engine oil leakage...
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on FA and FB type engines.
This bulletin announces availability of the NEW genuine Subaru engine oil filter.
This thermo control valve video contains information on the replacement of thermo control valve.
Electrical
11 bulletinsThis bulletin announces the service procedure for battery replacement on 2025MY Forester in the event of battery...
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replacement.
This Service Information Bulletin outlines a systematic procedure for diagnosing parasitic draw (dark/standby current)...
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in vehicles experiencing battery drain when the ignition is off, leading to no-start conditions or frequent jump-starts.
This bulletin announces the availability of reprogramming files for the HYDRAULIC UNIT ASSEMBLY(VDC).
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This logic was developed to address the following Diagnostic Trouble Code (DTC): C1411 ELECTRICAL CONTROL MODULE. If DTC C1411 is detected with a 30A2 failure detail code by the VDC perform the reprogramming procedure outlined.
This Service Information Bulletin announces the precautionary measures to be followed in order to limit high ambient...
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temperature exposure to the hybrid battery.
This announcment provides information on the release of the latest software updates to the Subaru Midtronics DSS-5000...
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Battery Diagnostic tool.
This bulletin announces availability of a new Genuine Subaru Alternative Replacement Battery introduced to satisfy...
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current supply demands.
This Service Information Bulletin announces the preferred practices to be used when handling vehicles equipped with Gen2...
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Telematics which are enrolled in the Subaru STARLINK Security Plus Service featuring Stolen Vehicle Recovery Plus with Immobilizer.
This Service Information Bulletin announces important diagnostic information to utilize when the Data Communication...
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Module (DCM) is being tested as a dark current/standby current source.
This bulletin announces important diagnostic information to utilize when testing the Data Communication Module (DCM) as...
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a dark current/standby current source. All models equipped with Telematics except Solterra.
This bulletin announces the service procedure for battery replacement on 2025MY Forester in the event of battery...
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replacement.
To satisfy current supply demands, a new Subaru alternative replacement battery is now available.
HVAC & Climate
10 bulletinsThis bulletin announces the new procedure and Warranty Fail Code for FirstTime air conditioning (A/C) performance...
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concerns possibly resulting from an undetected A/C refrigerant leak.
This bulletin announces the availability of new seat ventilation blower units which have been redesigned to address some...
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cases of a vibration-type sound emitting from the blower unit during seat ventilation operation.
This bulletin announces the availability of new seat ventilation blower units.
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This update is set to address some cases of a vibration-type sound emitting from the blower unit during seat ventilation operation.
This bulletin announces the new procedure and Warranty Fail Code for FirstTime air conditioning (A/C) performance...
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concerns possibly resulting from an undetected A/C refrigerant leak.
This bulletin announces the availability of new seat ventilation blower units.
"This bulletin announces the new procedure and Warranty Fail Code for FirstTime air conditioning (A/C) performance...
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concerns possibly resulting from an undetected A/C refrigerant leak. To improve Fixed Right First-Time (FRFT) and customer satisfaction, SOA is introducing a new procedure and fail code for first-time suspected A/C refrigerant leaks for cases when a Technician is unable to find the source of the leak or believes there was a potential factory under charge of the A/C system refrigerant."
This Service Information bulletin announces the new procedure and Warranty Fail Code for FirstTime air conditioning...
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(A/C) performance concerns possibly resulting from an undetected A/C refrigerant leak.
This bulletin announces the new procedure and Warranty Fail Code for FirstTime air conditioning (A/C) performance...
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concerns possibly resulting from an undetected A/C refrigerant leak. To improve Fixed Right First-Time (FRFT) and customer satisfaction, SOA is introducing a new procedure and fail code for first-time suspected A/C refrigerant leaks for cases when a Technician is unable to find the source of the leak or believes there was a potential factory under charge of the A/C system refrigerant.
This bulletin announces availability of new reprogramming files developed to enhance the seat heater temperature...
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control.
This bulletin announces availability of new reprogramming files developed to enhance the seat heater temperature...
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control.
Hybrid & EV
7 bulletinsThis bulletin announces a new diagnostic procedure for the wireless charger.
This Bulletin provides details on a new formal testing, charging, and tracking procedure for all 12-volt batteries in...
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new vehicle inventory.
This Bulletin provides details on a new formal testing, charging, and tracking procedure for all 12-volt batteries in...
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new vehicle inventory wjhich must be tested and reported every 30 days.
Subaru of America, Inc.
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(Subaru) has initiated a safety recall for certain 2025 model year Forester Strong Hybrid Electric Vehicles (SHEV) to tighten the child seat anchor bolts to the proper torque specification.
Subaru of America, Inc.
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(Subaru) has initiated a safety recall for certain 2025 model year Forester Strong Hybrid Electric Vehicles (SHEV) to tighten the child seat anchor bolts to the proper torque specification.
Subaru of America, Inc.
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(Subaru) has initiated a safety recall for certain 2025 model year Forester Strong Hybrid Electric Vehicles (SHEV) to inspect the child seat anchor bolts and, if necessary, tighten to the proper specification.
This Service Information bulletin is being released as guidance for proper testing and charging of vehicle batteries.
Tires & Wheels
5 bulletinsThis Service Information Bulletin was developed to provide interim guidance for 2026 model year vehicles exhibiting DTC...
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B2A20 with gen 4 Telematics.
Subaru of America, Inc.
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(Subaru) has initiated a safety recall for certain 2025 model year Forester Limited vehicles equipped with 18-inch aluminum alloy wheels.
This announcment is an update to safety recall WRB-25 incorrect wheel lug seat surface.
WRB-25 incorrect wheel seat surface safety recall and stop sale tool shipment and inspection procedure.
Subaru of America, Inc.
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(Subaru) has initiated a safety recall for certain 2025 model year Forester Limited vehicles equipped with 18-inch aluminum alloy wheels.
Body & Paint
5 bulletinsThis Bulletin announces changes to the replacement procedure due to a design difference between Japan-produced bumpers...
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and SIA-produced bumpers.
"This bulletin announces the service procedures to be followed when encountering instances of water intrusion from the sunroof area for models listed.
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"
This bulletin provides information on paint codes for vehicles in the 2026 line up.
This bulletin announces repair procedures to address cases of a loose fitting exterior rear door garnish.
This Bulletin provides SOA paint codes to help eliminate possible confusion for 2025 MY vehicles.
Brakes
4 bulletinsThis bulletin announces the availability of new reprogramming files developed to address cases of DTC C1C40 being...
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detected by the Electronic Brake Booster (EBB) in addition to Failure Detail Code 30A2 stored within the Freeze Frame Data (FFD).
This bulletin announces the availability of new reprogramming files developed to address cases of DTC C1C40 being...
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detected by the Electronic Brake Booster (EBB) in addition to Failure Detail Code 30A2 stored within the Freeze Frame Data (FFD).
This bulletin announces the availability of new reprogramming files developed to address cases of DTC C1C40 being...
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detected by the Electronic Brake Booster (EBB) in addition to Failure Detail Code 30A2 stored within the Freeze Frame Data (FFD).
This bulletin provides diagnosis and procedure information to be applied when diagnosing potential fluid leaks on front and rear brake calipers.
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This information has been developed to reduce unnecessary brake caliper replacement.
Software & Calibration
4 bulletinsThis announcement has been created to address difficulties with software updates on Subaru Select Monitors with DST-010...
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interface firmware has been updated.
This Bulletin outlines a comprehensive update to the dark current/parasitic draw diagnosis & testing procedures.
Subaru of America, Inc.
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will release an OTA to perform a software update to the DCM. This is a preventive OTA.
This bulletin announces the availability of reprogramming files designed to improve the functionality of the Keyless...
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Access Control Unit.
Transmission
3 bulletinsThis bulletin announces the availability of reprogramming files for the Transmission Control Module (TCM).
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These files contain enhanced logic to prevent DTC P0A12 from being set unnecessarily in the TCM memory.
This bulletin announces the availability of reprogramming files for the Transmission Control Module (TCM).
This annoucement provides parts personnel information about remanufactured transmissions that will no longer be...
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available.
Lighting
2 bulletinsThis bulletin provides information on the load carrying capacity reduced label when a port-installed or...
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retailer-installed accessory exeeds 1.5 percent of the GVWR or 100 pounds, which ever is lower.
This bulletin is for information purposes only.The bulletin adresses design changes of the headlamps and rear...
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combination lamps, where moisture and or condensation may develop on the inside of the lamp lenses.
Suspension
2 bulletinsThis bulletin outlines the judgment criteria to be used when inspecting front transverse link bushings to reduce...
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unnecessary bushing replacement.
This Bulletin provides guidance for diagnosing a leaking front or rear suspension strut.
Air Bags & Safety
1 bulletinThis Bulletin announces the availability of a new part Extender Belt.
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This is for customers who find it necessary to increase the length of their seat belt.
Fuel System
1 bulletinThe purpose of this bulletin is to advise of SOAs revised Catalytic Converter Recycling Program shipping procedure.