2018 Subaru Forester technical service bulletins
420 technical service bulletins and manufacturer communications cover the 2018 Subaru Forester.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- This bulletin announces diagnostic procedures and availability of new Engine Control Module (ECM)...
- This is an update announcement regarding the TechShare & NorthStar Integration
- This announcement provides information on the connected services platform for Subaru EVs.
- This bulletin provides a step-by-step diagnostic procedure for resolving Remote Engine Start (RES)...
- This Service Information Bulletin has been developed to outline the steps for gathering basic but...
- This announcement provides information on DCM replacememts due to a parasitic draw.
- This announcement provides information on an outage affecting the Subaru Select Monitor 5 application.
- This Service Information Bulletin announces the availability of ThreeBond 1216J (SOA868V9640) designed for...
- This announcement provides information on a new software update for the Midtronics Dss and DCA machines.
- This bulletin contains illustrations of exchange components and their manufacturer as well as a...
- This bulletin provides paint code information for 2027 model year vehicles.
- This bulletin announces Warranty Extension and design changes made to the front exhaust pipe and covers to...
- This announcement provides an update to all 2027 model year Subaru warranty coverages for wear items and...
- This bulletin has been developed to outline the steps for gathering basic but essential information during...
- This Service Information Bulletin outlines a systematic procedure for diagnosing parasitic draw...
- This bulletin announces a design change made to the CVT Control Valve Body
- This Bulletin has been developed to outline the steps for gathering basic but essential information during...
- Techtips newsletter locator index.
- This bulletin contains illustrations of exchange components and their manufacturer as well as a...
- This bulletin provides updated parts information and a service procedure to follow for removing...
- This announcement is requesting retailer staff to retain the EyeSight protective hood covers from...
- This bulletin announces a design change made to the CVT Control Valve Body which incorporates an enhanced...
- This bulletin contains additional information for recommended materials listed in the Service Manuals for...
- This bulletin announces a design change made to the CVT Control Valve Body which incorporates an enhanced...
- This bulletin provides updated parts information and a service procedure to follow for removing...
- This announcement provides information on the remanufactured CVT transmission program.
- This bulletin announces the diagnostic procedures to be used when DTCs B1571(REFERENCE CODE...
- This Service Information Bulletin was developed to provide interim guidance for vehicles exhibiting DTC B2A20.
- This bulletin announces the service manual correction regarding clutch master cylinder reservoir service...
- This Bulletin provides the diagnostic procedures to be followed when addressing customer concerns of...
- This bulletin announces the new procedure and Warranty Fail Code for FirstTime air conditioning (A/C)...
- This bulletin contains information to help when attempting to complete the STARLINK Telematics...
- Engine
- This announcement provides information on the voluntary emissions recall WRA-26 for the rear catalyst...
- This announcement provides information on the use of aftermarket services or tools for programming...
- This Service Information Bulletin was developed to provide interim guidance for 2026 model year vehicles...
- This Subaru service and technical support line newsletter provides information on the next phase of TechShare.
- This announcement has been created to address difficulties with software updates on Subaru Select Monitors...
- This Bulletin provides the diagnostic procedure for the STARLINK® Remote Engine Start (RES).
- This Service Information Bulletin provides the Service Manual Correction to the diagnostic procedure for...
- This bulletin contains illustrations of exchange components and their manufacturer as well as a...
- Subaru service article locator.
- This bulletin announces a design change made to the CVT Control Valve Body which enhancement was...
- This bulletin provides information on the load carrying capacity reduced label when a port-installed or...
- Subaru tech tips newsletter article locator.
- This Service Information Bulletin outlines a systematic procedure for diagnosing parasitic draw...
- This Bulletin provides details on a new formal testing, charging, and tracking procedure for all 12-volt...
- This Bulletin outlines a comprehensive update to the dark current/parasitic draw diagnosis & testing...
- This bulletin announces a design change made to the CVT Control Valve Body
- This bulletin addresses cases when attempting to complete the STARLINK Telematics subscription process, an...
- In the interest of customer satisfaction Subaru of America, Inc. (SOA) is extending the New Car Limited...
- This Bulletin provides details on a new formal testing, charging, and tracking procedure for all 12-volt...
- This Bulletin provides helpful procedures and best practices to utilize when customers present with...
- Subaru of America, Inc. will release an OTA to perform a software update to the DCM. This is a preventive OTA.
- This bulletin provides information on paint codes for vehicles in the 2026 line up.
- Subaru Service Technical Support Newsletter special edition.
- This announcement provides information about a Subaru of America, Inc. preliminary settlement in a class...
- In the interest of customer satisfaction Subaru of America, Inc. (SOA) is extending the New Car Limited...
- This OTA is released to address Telematic functions that may stop working after a certain amount of time...
- This bulletin announces the new procedure and Warranty Fail Code for FirstTime air conditioning (A/C)...
- This announcment provides information on the release of the latest software updates to the Subaru...
- This Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16.
- This announcement is to bring attention to the OTA for In-vehicle service appointment scheduler and...
- This Service Information bulletin announces the new procedure and Warranty Fail Code for FirstTime air...
- The purpose of
- This bulletin announces the new procedure and Warranty Fail Code for FirstTime air conditioning (A/C)...
- This Service Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC...
- This Bulletin announces the diagnostic procedures to be followed when diagnosing engine oil leakage on FA...
- This Bulletin announces availability of a User Guide and an informative video to supplement the recent...
- Due to incomplete repair instructions previously provided in the WQK-47 recall bulletin, the WQQ-52 recall...
- The purpose of
- This Bulletin has been developed to outline the steps for gathering basic but essential information during...
- When attempting to complete the STARLINK Telematics subscription process, an Error Code 202 and / or 204...
- This bulletin announces the design change made to the high-pressure fuel pump developed to prevent DTC...
- This bulletin has been developed in response to a small number of customer concerns regarding fluid...
- This Service Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC...
- This announcement is in regard to special service tool shipment will be shipped directly to the Subar...
- In the interest of customer satisfaction, Subaru of America, Inc. (SOA) is extending the Data...
- A head unit OTA will be available via cellular network for Mid and High Grade CP1.5 head units.
- In the interest of customer satisfaction, Subaru of America, Inc. (SOA) is extending the Warranty coverage...
- This bulletin is for information purposes only.The bulletin adresses design changes of the headlamps and...
- This annocement is to inform dealers to the Gen 3.1 Head Unit OTA will be available via Wi-Fi. The update...
- This bulletin announces repair procedures to be used when diagnosing dark current draw (parasitic draw) on...
- This bulletin details an important regulation issued by the federal safety agency which impacts the way...
- This Service Information Bulletin announces the preferred practices to be used when handling vehicles...
- The CP1.5 RCs OTA is available for all mid and high grade CP1.5 head units.
- This Service Information bulletin is being released as guidance for proper testing and charging of vehicle...
- This Service Information Bulletin announces the diagnostic procedures to be followed when diagnosing...
- In the interest of customer satisfaction, Subaru of America, Inc. (SOA) is extending the Warranty coverage...
- Denso low pressure fuel pump warranty extension.
- This bulletin announces availability of the NEW genuine Subaru engine oil filter.
- This bulletin announces the procedures required to reprogram the DCM (Data Communication Module) in Gen1...
- This bulletin outlines the judgment criteria to be used when inspecting front transverse link bushings to...
- This Service Information Bulletin announces important diagnostic information to utilize when the Data...
- This bulletin contains illustrations of exchange components and their manufacturer as well as a...
- This annoucement provides parts personnel information about remanufactured transmissions that will no...
- This announcement provides information for retailers to install the latest infotainment system software...
- This bulletin announces important diagnostic information to utilize when testing the Data Communication...
- This announcement provides information on Takata Recall Escalated Towing Program.
- This thermo control valve video contains information on the replacement of thermo control valve.
- This Bulletin provides SOA paint codes to help eliminate possible confusion for 2025 MY vehicles.
- This Bulletin provides guidance for diagnosing a leaking front or rear suspension strut.
- This information announces reprograming file availability for Gen 4.5 Denso CP1.5 Audio and Navigation systems
- This bulletin provides diagnosis and procedure information to be applied when diagnosing potential fluid...
- This bulletin announces a design change to the CVT select lever (shifter) mechanism in response to...
- T16 Warranty Extension (15-317-24R) Frequently Asked Questions.
- This bulletin provides a repair procedure when diagnosing dark current draw on vehicles with GEN 1 Data...
- Due to limited part supply, the availability of the passenger front seat cushion may not satisfy demand
- Subaru has extended the Data Communication Module (DCM) warranty from 3 years 36,000mi to 8 years or 100,000mi
- This announcement provides information in regard to the extension of the basic new car limited warranty...
- This letter provides information regarding the warranty extension for the Telematics Data Communications...
- This bulletin provides procedures required for reprogramming the Data Communication Module (DCM) in Gen 1...
- Subaru of America, Inc. (Subaru) is extending the Data Communication Module (DCM) warranty from three...
- This bulletin addresses rare cases of engine surg or jolting when the operator releases the accelerator...
- This bulletin announces diagnostic procedures and availability of new Engine Control Module (ECM)...
- In the interest of customer satisfaction, Subaru of America, Inc. is extending the New Car Basic Warranty...
- This bulletin announces the initialization service procedures to be followed when diagnosing and/or...
- This Service Information Bulletin announces diagnostic service procedures to be followed when DTC P0420...
- This Service Information Bulletin announces diagnostic service procedures to be followed when DTC P0420...
- This Bulletin announces additional information regarding error codes 1403- 1407 encountered when...
- This Bulletin provides reference tables and photos to use for determining the infotainment head unit...
- This bulletin announces the recommended cleaning procedures to followed when encountering vehicles with...
- The purpose of
- This bulletin provides a procedure to address customer concerns of surface rust accumulating in the top...
- This Service Information Bulletin provides an updated diagnostic flow along with an IMPORTANT caution to...
- Subaru Battery Drain Product Liability Litigation.
- This bulletin announces Warranty Extension and design changes made to the front exhaust pipe and covers to...
- Engine and engine cooling
- This bulletin announces a design change made to the front stabilizer bushings.
- Battery Class Action Settlement Updates.
- This bulletin provides updated parts information and a service procedure to follow for removing...
- Battery Class Action Settlement Resources
- The purpose of
- This bulletin announces a warranty extension information regarding 12 Volt vehicle batteries.
- Battery Drain Class Action Settlement- Warranty Extension Training.
- Announcement to Subaru Retailers regarding the preliminary settlement in a class action lawsuit regarding...
- Special Edition, 2012 current model subaru evaporative diagnostics and smoke testing.
- The bulletin announces the design change made the propeller shaft to address the small number of customer...
- This Bulletin announces the preferred practices to be used when handling vehicles equipped with Gen2...
- This bulletin announces a design change made to the Slide Rail components of the left and right front...
- This bulletin announces a design change to the CVT select lever mechanism in response to isolated customer...
- This bulletin provides a procedure to address customer concerns of a squeaking sound originating from...
- Fuel system, gasoline
- This bulletin announces the Service Manual correction for the diagnostic trouble tree for DTC C2521 and/or...
- The purpose of
- This bulletin has been developed to outline the steps for gathering basic essential information during...
- Going forward when a customer’s vehicle is equipped with a DCM that does not have Software version ID...
- This bulletin announces design changes made to the front exhaust pipe covers.
- This bulletin announces design changes made to the front exhaust pipe and covers to address the small...
- This bulletin announces design changes made to the front exhaust pipe covers
- This Bulletin announces design changes to the engine oil and CVT fluid drain plugs.
- Equipment
- WRG-21
- This bulletin provides a new flow chart and additional diagnostic tools to assist technicians with...
- (Owner Letter) As part of Subaru of America’s dedication to customer satisfaction, this letter is to...
- (Subaru Retailers) As part of Subaru’s dedication to customer satisfaction, Subaru of America, Inc. (SOA)...
- This bulletin announces an additional service procedure for timing chain and / or cam sprocket replacement...
- WRG-21
- This bulletin announces a change made to the wheel lug nuts.
- This bulletin provides important information regarding diagnosis and replacement (when applicable) of the...
- Fuel system, gasoline
- This bulletin provides a description of current changes to Service Manuals available via the Subaru...
- This bulletin announces availability of an enhancement to the Gracenote database included in the vehicles...
- This bulletin announces the availability of Engine Control Module (ECM) reprograming files to correct DTC...
- As part of Subaru’s dedication to customer satisfaction, Subaru of America, Inc. (SOA) is announcingan...
- Steering
- As part of Subaru of America’s dedication to customer satisfaction, this letter is to inform you of an...
- This bulletin provides corrected diagnostics containing a revised flow for certain CVT solenoid related DTCs.
- This bulletin contains additional information for recommended materials listed in the Service Manuals for...
- Gen1 Telematics Reprogramming for 3G Sunset.
- This bulletin outlines changes in the service procedure for replacement of the Power Rear Gate control module.
- This bulletin is to advise of SOA’s revised catalytic converter recycling program shipping procedure.
- This bulletin announces availability of an enhancement to the Gracenote database included in the vehicles...
- This bulletin outlines changes in the service procedure for engine oil pressure inspection.
- Description of current changes to Service Manuals available via the Subaru Technical Information System...
- WRB-21
- Vehicles equipped with manual transmission and push-button start will follow DCM replacement procedure as...
- This bulletin announces availability of new A/C compressor assemblies designed to address customer...
- This bulletin announces a design change made to the forward bushing used in the front lower control arm to...
- This bulletin announces availability of new front wheel hub assemblies incorporating bearing surfaces...
- This bulletin announces availability of reprogramming files to optimize the Engine Control Module (ECM).
- To help reduce confusion and increase technician efficiency, Subaru of America, Inc. (SOA) has developed...
- The purpose of
- This bulletin provides information related to the telematics system's Automatic Collision Notification...
- This bulletin announces a design change to the clutch release bearing.
- The purpose of
- This bulletin announces new reprogramming file availability and the software installation procedure to...
- This Service Information Bulletin announces a change made to the wheel lug nuts.
- This bulletin announces a design change made to the rear wheel / brake backing plates.
- This Service Information bulletin announces availability of an enhancement to the Gracenote database...
- This Service Information Bulletin provides corrected diagnostics containing a revised flow for certain CVT...
- This bulletin announces availability of new A/C compressor assemblies designed to address customer...
- We recently informed retailers and customers of an extension to the New Vehicle Limited Warranty for...
- In the interest of customer satisfaction, Subaru of America, Inc. (SOA) is extending the New Car Limited...
- This bulletin provides a description of current changes to Service Manuals.
- In the interest of providing continued customer satisfaction, Subaru of America, Inc. (SOA) is extending...
- This bulletin announces availability of new master cylinder application shaft seals.
- This service information bulletin announces discontinuation of both the "Stitcher" app and the related...
- In the interest of customer satisfaction, Subaru of America, Inc. (SOA) is extending the New Car Limited...
- This service information bulletin announces a design change to the clutch release bearing used on the...
- In the interest of providing continued customer satisfaction, Subaru of America, Inc. (SOA) is extending...
- Special Service Tools Cross Reference List.
- This Service information bulletin provides Telematics system/generation applicability.
- This document discusses some of the conditions that may trigger an Automatic Collision Notification (CAN)...
- This Service Information Bulletin provides helpful procedures and best practices to utilize when customers...
- This Service Information bulletin provides IMPORTANT information regarding diagnosis and replacement (when...
- This bulletin announces a design change made to the Slide Rail components of the left and right front...
- This service information bulletin announces availability of an enhancenment to the Gracenote database...
- This service information bulletin provides important information regarding diagnosis and replacement (when...
- All Models (Vehicle Cleaning- COVID-19Best Practices)
- In the intrest of customer satisfaction, Subaru of America, Inc. (SOA) is extending the New Car Limited...
- Update: Owner notification WUK-96 DIT exhaust pipe front (EPF) nut torque service campaign/voluntary...
- This service bulletin provides details of a correction to the diagnostic procedure for DTC B2350- REAR...
- Equipment adaptive/mobility
- This Service Information Bulletin provides insight on how to address a customer concern of the rear hatch,...
- This service information bulletin outlines a procedure for Subaru Special Tool Kit number J-53014.
- This bulletin provides information regarding Event Data Recorder (EDR) functionality which has been...
- This Bulletin provides information regarding DTC P0606 related specifically to the determination of this...
- This Service Information Bulletin is in response to several battery sensor replacements resulting from...
- Subaru of America, Inc. (Subaru) is recalling certain 2015-2018 model year Forester vehicles to replace...
- Avaiability of 64084SG23A- WUM-98 Sensor Harness kit has stabilized and sufficient quantities are...
- This bulletin announces new reprogramming file availability and the software installation procedure to...
- This bulletin announces availability of new shift forks and the corresponding sleeve and hub assembly to...
- This bulletin announces reprogramming file availability and the software installation procedure to address...
- This bulletin announces availability of reprogramming files to optimize the Engine Control Module (ECM)....
- This bulletin announces availability of reprogramming files to optimize the Engine Control Module (ECM)....
- Owner notification WUM-98 Forester Passenger-side Front Airbag ODS Recall.
- Owner notification WUK-96 DIT exhaust pipe front (EPF) nut torque service campaign/voluntary emission recall.
- This bulletin announces availability of a new stop lamp switch for the models listed above equipped with LED
- This bulletin announces availability of new power window switch assemblies.
- This bulletin announces availability of a new vacuum hose assembly for the positive crankcase ventilation...
- This Bulletin provides information regarding Event Data Recorder (EDR) functionality which has been...
- This Service Information Bulletin addresses inquiries regarding the labels applied to the tumble generator...
- This announcement is in regards to the class action lawsuit regarding Harman Gen 3.0 Audio and Audio/...
- The available inventory update for the WUM-98 harness
- This bulletin contains illustrations of exchange components and their manufacturer as well as a...
- This bulletin announces availability of a new HVAC blower motor unit assemblies developed to address...
- Harness inventory (Part# 64084SG23A) is now available and must be ordered through PRIME -- Retailer order...
- WUM-98
- This Service Information bulletin announces availability of an enhancement to the Gracenote database...
- Engine and engine cooling: exhaust system: manifold/header/muffler/tail pipe
- Engine and engine cooling
- Customer concern claim submission for WUM-98 prior to supply of harness (recall) parts.
- Interim Owner Notification WUM-98 Forester Passenger-side Front Airbag ODS Recall.
- To assist with customer inquiries regarding the ODS recall, please use the attached list of answers to...
- Updated- Retailer preowned reimbursement program WUM-98 Forester Occupant Detection System (ODS).
- Parts availabilty for Forester Occupant Detection System (WUM-98)
- This Service Information Bulletin provides the answer to potential inquiries regarding the STARLINK app...
- Subaru of America, Inc. (Subaru) is recalling certain 2015-2018 model year Forester vehicles to replace...
- Subaru of America Inc.. (Subaru) is recalling certain 2015-2018 model year Forester vehicles to replace...
- To support our retailers partners currently stocking certain 2015-2018MY pre-owned Subaru Forester vehicle...
- This bulletin announces a design change made to the front door glass run channels
- This bulletin has been developed in response to a small number of customer concerns regarding fluid...
- The purpose of
- This bulletin has been developed in response to a small number of customer concerns regarding fluid...
- This bulletin contains illustrations of exchange components and their manufacturer as well as a...
- This bulletin announces new reprogramming file availability and the software installation procedure to...
- This bulletin announces availability of a new Engine Control Module (ECM) for the models listed above...
- This Service Information Bulletin announces a change made to the rear subframe retaining bolts used on the...
- This Service Information bulletin announces instruction for application of additional lubrication between...
- This Service Information bulletin provides new inspection and repair procedures for AVCS (Active Valve...
- This bulletin announces new reprogramming file availability and the software installation procedure to...
- This Service Information bulletin provides a revised Step to follow when diagnosing a DTC B2513- LATCH...
- This Service Information bulletin announces a design change made to the TGV assemblies used on the...
- Subaru Service and Technical Support Line Newletter.
- This Service Information bulletin announces availability of an enhancement to the Gracenote database...
- This bulletin announces part information for new Active Valve Control System (AVCS) oil control solenoid...
- This Service information bulletin announces a design change made to the Cargo Net ? Rear Replacement...
- This bulletin provides a procedure to follow for addressing customer concerns of a shuddering condition or...
- This Service Information bulletin announces a design change made to the rubber timing hole access plug to...
- This bulletin announces a design change to the CVT select lever (shifter) mechanism in response to...
- This bulletin announces reprogramming file availability to optimize the Transmission Control Module (TCM)...
- This bulletin provides a diagnostic procedure for a chattering-type sound originating from the a/c...
- This bulletin provides helpful tips to simplify the diagnosis of sound concerns originating in the...
- This bulletin announces new reprogramming file availability and the software installation procedure to...
- This bulletin announces reprogramming file availability to optimize the ECM and address isolated customer...
- This Service Information bulletin announces a design change to the clutch release bearing used on the...
- This bulletin announces reprogramming file availability and the software installation procedure to address...
- In the interest of customer satisfaction, Subaru of America, Inc. (SOA) is extending the New Car Limited...
- This Service Information bulletin announces availability of an enhancement to the Gracenote database...
- This Service Information bulletin provides helpful tips to simplify the diagnosis of sound concerns...
- This Service Information bulletin provides details about revised CVT select lever (shifter) components
- This bulletin provides troubleshooting steps to follow when diagnosing customer concerns of the Navigation...
- This Service Information bulletin announces a change made to the lens portion of the fog light assembly
- The purpose of
- This bulletin provides potential source locations and procedures to help isolate areas of the vehicle...
- This Service Information Bulletin provides a revised troubleshooting procedure and tips to follow when...
- Procedure to address additional operational concerns received from the field and listed below involving...
- This bulletin provides a repair procedure for replacing the foam cushion installed between the top front...
- This bulletin announces availability of a new Electronic Power Steering (EPS) gear box assembly designed...
- Models with Automatic Headlight Beam Leveler System only
- This bulletin announces a design change made to the forward bushing used in the front lower control arm to...
- This bulletin announces reprogramming file availability and the software installation procedure to address...
- This Service Information bulletin announces a running change made to the Steering Angle Sensor
- This Service Information Bulletin provides a revised troubleshooting procedure and tips to follow when...
- This bulletin outlines design changes made to the Condenser Assembly to help increase productivity during...
- This Service Information bulletin announces a design change to the exhaust system cover
- This bulletin announces a change made to the Automatic Climate Control Head Assembly
- On Forester Turbo and applicable WRX models, after re-connecting the battery, if the ignition switch is...
- This bulletin provides a repair procedure for replacing the foam cushion installed between the top front...
- 2018 Audio/Navigation Exchange Component Identification and Procedures
- The purpose of
- This bulletin announces a design change to the air vent grille located in the lower portion of the trunk...
- CVT Transmissions only
- 50TH anniversary editions only.
- Technical support guide for navigation and audio F10 GEN2 systems.
- ( 2017-2018MY Impreza
- Models with FujitsuTEN (F10) Gen 2.0 / 2.1 Navigation or Display Audio Head Units ONLY.
- The corrected update files are now available for download from Subarunet
- Subject: Removal of Certain Fujitsu 10 Audio / Navigation Update Files from Subarunet The following update...
- NOTE: The Airbag systems used on previous and current WRX, STI and Tribeca models are NOT equipped with...
- This bulletin announces the availability of reprogramming files to optimize the ECM and address the...
- This Service Information bulletin provides a procedure for diagnosis of Occupant Detection System (ODS)...
- Models with Manual HVAC Systems only
- This Service Information bulletin announces a design change made to the upper front grille
- Note: This is the most accurate information available at the time of printing
- Replacement Key and Immobilizer Info
- Diagnosis and Repair for AVCS-Related DTCs
- Event Data Recorder (EDR) Function of Airbag Module
- Effective with all 2015 model year cars and forward, the oil change interval is changing to 6,000 miles or...
- Repair Procedure for High-Pitched Sound from Extension Housing Area Using Latest Generation Production Parts
- This Bulletin provides production change, repair procedure and parts information to address a customer...
- Oil Filler Cap Gasket Coming Unseated
- Puddle Light Recall
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