2024 Subaru Forester TSBs
142 Technical Service Bulletins across 15 categories
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Other
31 bulletinsThis 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 outlines the repair procedure to follow when the axle nut has rotated from its originally torqued...
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position.
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 outlines a new required procedure to follow when performing immobilizer-related repairs.
This Bulletin announces the repair procedure developed to address rattle-type sounds heard from the left and/or right...
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B-Pillar area.
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 design changes made to the Power Rear Gate Drive (PRG) Unit to address concerns of the power...
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rear gate being inoperative.
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 outlines a new required procedure to follow when performing immobilizer-related repairs on the models...
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listed.
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.
This Bulletin outlines a new required procedure to follow when performing immobilizer-related repairs.
This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the...
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proper exchange procedure.
The bulletin contains information for exchange components, their manufacturer, as well as the proper exchange procedure.
This bulletin addresses two symptoms related to EyeSight.
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The first to address 2022 and 2023 model year Foresters with DTC B28C7, for the camera being exposed to high humidity/temperature conditions without operation. The cooling fans may become inoperable. The second will address 2022-2024 modle year Foresters with a temporary halt mode with an E5 halt code.
This bulletin has been developed for use as a quick reference tool to aid in diagnosing operational concerns of the Gen...
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2 Telematics systems remote access features.
This bulletin addresses an error code 202 and or 204 when attempting to complete the STARLINK telematics subsription...
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process.
This Bulletin announces the repair procedure developed to address rattle-type sounds heard from the left and/or right...
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B-Pillar area.
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.
Pre-Delivery & Maintenance
25 bulletinsThis Subaru service and technical support line newsletter provides information on the next phase of TechShare.
This Service Information Bulletin outlines a new required procedure to follow when performing immobilizer-related...
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repairs on the vehicles listed.
This Service Information Bulletin outlines a new required procedure to follow when performing immobilizer-related...
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repairs on models listed.
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 Service Information Bulletin outlines a new required procedure to follow when performing immobilizer-related...
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repairs on the models listed.
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 Service Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16.
This bulletin contains additional information for recommended materials listed in the Service Manuals for individual...
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models.
"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.
This Service Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16.
This Service Information Bulletin outlines a new required procedure to follow when performing immobilizer-related...
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repairs.
Subaru of America, Inc.
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(Subaru) has initiated a safety recall for certain 2023 model year WRX vehicles, certain 2024 model year Crosstrek and Impreza vehicles, and certain 2023-2024 model year Forester vehicles.
Subaru of America, Inc.
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(Subaru) has initiated a safety recall for certain 2023 model year WRX vehicles, certain 2024 model year Crosstrek and Impreza vehicles, and certain 2023-2024 model year Forester vehicles.
Subaru of America, Inc.
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(Subaru) has initiated a safety recall for certain 2023 model year WRX vehicles, certain 2024 model year Crosstrek and Impreza vehicles, and certain 2023-2024 model year Forester vehicles.
Subaru of America, Inc.
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(Subaru) has initiated a safety recall for certain 2023 model year WRX vehicles, certain 2024 model year Crosstrek and Impreza vehicles, and certain 2023-2024 model year Forester vehicles.
Subaru of America, Inc.
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(Subaru) has initiated a safety recall for certain 2024 model year Forester vehicles.
This Service Information Bulletin outlines a new required procedure to follow when performing immobilizer-related...
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repairs.
Engine
23 bulletinsThis Bulletin provides the diagnostic procedure for the STARLINK Remote Engine Start (RES).
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 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 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 followed when diagnosing engine oil leakage on FA and FB type...
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engines.
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 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 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 availability of new reprogramming files for the Engine Control Module (ECM), to address...
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concerns of the starter motor not operating.
This bulletin announces the repair procedures to be followed when DTC P1449 (EVAP System Clog Detected) is detected by...
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the Engine Control Module (ECM).
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 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 the repair procedure developed to address cases of a knocking type sound emitting from the...
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engine compartment.
This bulletin announces availability of the NEW genuine Subaru engine oil filter.
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 thermo control valve video contains information on the replacement of thermo control valve.
This bulletin announces the availability of new reprogramming files for the Engine Control Module (ECM), to address...
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concerns of the starter motor not operating.
"This bulletin announces availability of new reprograming files for the Engine Control Module (ECM) developed to remedy...
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the following DTCs: P0016, P0017, P0018, P0019, P0087."
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 Service Information Bulletin announces additional diagnostic procedures and a detailed flow chart to be used when...
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diagnosing customer concerns regarding the operation of the STARLINK Remote Engine Start (RES) feature.
Infotainment
22 bulletinsThis 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.
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 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.
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 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 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 CP1.5 RCs OTA is available for all mid and high grade CP1.5 head units.
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.
This announcement provides information for retailers to install the latest infotainment system software for Denso CP...
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1.5.
This bulletin addresses reprogramming file availability and a software update installation procedure to provide...
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optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed.
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 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.
This bulletin addresses the reprogramming file availability and a software update installation procedure to provide...
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optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed.
This bulletin provides information for all Gen 3 Telematics and Cp 1.5 infotainment equipped vehicles, starting with...
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2023MY, allowing access to valet mode through the head unit.
This bulletin provides the diagnostic procedure for Harman Infotainment Systems when DTC B2255 is detected.
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This update should prevent unnecessary replacement of the head unit or USB cable.
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.
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 Service Bulletin is to inform you of the diagnosis procedure of the Harman Infotainment System when DTC B2255 is...
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detected.
This Bulletin provides reference tables and photos to use for determining the infotainment head unit supplier and...
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generation.
Map Data Update Procedure for Harman Gen 3.1 Navigation Equipped Head Units (H/U).
Electrical
10 bulletinsThis 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 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 availability of a new Genuine Subaru Alternative Replacement Battery introduced to satisfy current supply demands.
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The alternative replacement battery has a higher capacity and is slightly larger in size.
To satisfy current supply demands, a new Subaru alternative replacement battery is now available.
"This Bulletin provides insight in response to both customer and retailer feedback resulting from the use of OBD-II port connected devices.
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These devices are often employed by insurance companies to monitor driver activity for premium calculations, and can cause DTC B2A15, a red telematics MIL to illuminate, or recurring STARLINK notification to retailers and emails to customers. "
This bulletin announces availability of a new Genuine Subaru Alternative Replacement Battery introduced to satisfy...
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current supply demands.
Software & Calibration
7 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.
This bulletin announces the availability of new reprogramming files developed to address the following two...
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symptoms:SYMPTOM #1 : 2022-23MY ONLY: After the EyeSight camera has been exposed to high humidity/temperatureconditions without any operation, the cooling fans become inoperable, and DTC B28C7 is detected by the EyeSight Stereo Camera Assembly. SYMPTOM #2 : 2022-24MY ONLY: The EyeSight system enters into a temporary halt mode with an E5 halt code detected by the EyeSight Stereo Camera Assembly.
This bulletin announces the availability of new reprogramming files developed to address cases were a halt code E5 and...
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or DTC b28C7 is detected by the EyeSight Stereo Camera assembly.
This bulletin announces the availability of new reprogramming files developed to address two symptoms: Cooling fans...
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inoperable with EyeSight camera exposed to high humidity/temperature conditions; Temporary halt mode detected by the EyeSight system.
HVAC & Climate
5 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 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 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.
Body & Paint
5 bulletins"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 provides SOA paint codes to help eliminate possible confusion for 2025 MY vehicles.
This bulletin announces SOA paint codes to help eliminate possible confusion.
This bulletin announces the recommended cleaning procedures to followed when encountering vehicles with long time...
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exposure to pollen on painted surfaces on vehicles imported from Japan. This bulletin does not apply to SIA built vehicles.
Fuel System
3 bulletinsThis bulletin announces the design change made to the high-pressure fuel pump developed to prevent DTC P0087 (Fuel...
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Rail/System Pressure Too Low Bank 1).
The purpose of this bulletin is to advise of SOAs revised Catalytic Converter Recycling Program shipping procedure.
This bulletin announces the design change made to the high-pressure fuel pump developed to prevent DTC P0087 (Fuel...
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Rail/System Pressure Too Low Bank 1).
Hybrid & EV
3 bulletinsThis 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.
This Service Information bulletin is being released as guidance for proper testing and charging of vehicle batteries.
Suspension
3 bulletinsThis bulletin announces design changes made to the rear axle hubs.
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These changes have been implemented to reduce cases water intrusion further leading to harmonic, humming, and grinding type sounds heard from the axle hub while driving.
This 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.
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.
Tires & Wheels
1 bulletinThis 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.
Transmission
1 bulletinThis annoucement provides parts personnel information about remanufactured transmissions that will no longer be...
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available.
Brakes
1 bulletinThis 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.