2018 Subaru Forester Technical Service Bulletins

411 technical service bulletins (TSBs) are on record for the 2018 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.

• 10182211Oct 9, 2020Body and structure, Latches, locks and linkages, Electrical system, Equipment. In the interest of customer satisfaction, Subaru of America, Inc. (SOA) is extending the New Car Limited Warranty for the rear gate stays on the listed models and model years.
• 10182205Oct 9, 2020Body and structure, Equipment, Latches, locks and linkages. We recently informed retailers and customers of an extension to the New Vehicle Limited Warranty for 2014-2018 Forester Rear Gate Stays.
• 10180733Sep 18, 2020Equipment. This bulletin provides a description of current changes to Service Manuals.
• 10180684Sep 4, 2020Equipment. In the interest of providing continued customer satisfaction, Subaru of America, Inc. (SOA) is extending the Basic New Car Limited Warranty coverage for the Condenser component of the Air Conditioning system on all 2017 and a limited number of 2018MY Forester model vehicles.
• 10179427Aug 31, 2020Body and structure. In the interest of customer satisfaction, Subaru of America, Inc. (SOA) is extending the New Car Limited Warranty for the rear gate stays on the listed models and model years. This will apply to Forester models with or without the power rear gate (PRG).
• 10179426Aug 31, 2020Electrical system. This service information bulletin announces discontinuation of both the "Stitcher" app and the related News Radio feature from the STARLINK app lineup effective 12 midnight on Thursday, September 24, 2020.
• 10179422Aug 31, 2020Engine cooling. This bulletin announces availability of new master cylinder application shaft seals.
• 10179421Aug 31, 2020Wheels. This bulletin announces availability of new front wheel hub assemblies incorporating bearing surfaces having increased resistance to imperfections resulting from shock loads.
• 10179416Aug 26, 2020Engine cooling. This service information bulletin announces a design change to the clutch release bearing used on the models listed.
• 10179387Aug 17, 2020Electrical system, Equipment. In the interest of providing continued customer satisfaction, Subaru of America, Inc. (SOA) is extending the basic New Car Limited Warranty coverage for the Condenser component of the Air Conditioning system on all 2017 and certain 2018 MY Forester model vehicles.
• 10179378Aug 4, 2020Equipment. Special Service Tools Cross Reference List.
• 10177820Jul 17, 2020Electrical system. This Service information bulletin provides Telematics system/generation applicability.
• 10177826Jul 16, 2020Electrical system, Equipment. This Service Information Bulletin provides helpful procedures and best practices to utilize when customers present with concerns relating to the operation of their Gen 2 Telematics system equipped Subaru.
• 10177825Jul 16, 2020Electrical system, Forward collision avoidance. This document discusses some of the conditions that may trigger an Automatic Collision Notification (CAN) (Gen1) or Advanced Automatic Collision Notification (AACN) (Gen2), without a collision, airbag deployment, or accident taking place.
• 10177819Jul 14, 2020Electrical system. This Service Information bulletin provides IMPORTANT information regarding diagnosis and replacement (when applicable) of the STARLINK Telematics Data Communication Module (DMC).
• 10175988May 8, 2020Equipment, Seat belts. This bulletin provides a procedure to address customer concerns of a squeaking sound originating from where the front seat belt buckle assembly attaches to the seat frame.
• 10175977May 5, 2020Equipment, Seats, Electrical system. This bulletin announces a design change made to the Slide Rail components of the left and right front power seat frame / track assemblies used on the models listed.
• 10175969May 4, 2020Electrical system, Equipment. This service information bulletin announces availability of an enhancenment to the Gracenote database included in the vehicles listed equipped with F10 7" Navigation and 7" display audio head units.
• 10174543Apr 30, 2020Equipment. All Models (Vehicle Cleaning- COVID-19Best Practices)
• 10174537Apr 30, 2020Equipment, Electrical system. This service information bulletin provides important information regarding diagnosis and replacement (when applicable) of the STARLINK Telematics Data Communication Module (DCM). All models with STARLINK Telematics System.
• 10174538Apr 23, 2020Electrical system. In the intrest of customer satisfaction, Subaru of America, Inc. (SOA) is extending the New Car Limited Warranty for the listed models and model years equipped with a Harman Gen. 3.0 Audio and Navigation head unit.
• 10173193Mar 27, 2020Engine cooling. Update: Owner notification WUK-96 DIT exhaust pipe front (EPF) nut torque service campaign/voluntary emissions recall.
• 10173189Mar 26, 2020Equipment, Engine cooling. Subaru of America, Inc. (Subaru) is initiating a service campaign for certain 2015-2018 Forester 2.0L Turbo and 2016-2018 WRX models which may experience a loosening of the front exhaust pipe nuts.
• 10173186Mar 26, 2020Electrical system, Equipment. This service bulletin provides details of a correction to the diagnostic procedure for DTC B2350- REAR RADAR COMMUNICATION ERROR on the models listed.
• 10173135Mar 20, 2020Latches, locks and linkages, Electrical system, Body and structure. This Service Information Bulletin provides insight on how to address a customer concern of the rear hatch, Power Rear Gate (PRG) or trunk release operating (or finding the PRG/trunk open unexpectedly after parking) without a specific input (button press) from the operator.
• 10173127Mar 19, 2020Electrical system, Air bags, Equipment. This bulletin provides information regarding Event Data Recorder (EDR) functionality which has been incorporated into the airbag system.
• 10173125Mar 19, 2020Equipment, Wheels. This service information bulletin outlines a procedure for Subaru Special Tool Kit number J-53014.
• 10173117Mar 10, 2020Engine cooling, Electrical system, Equipment. This Bulletin provides information regarding DTC P0606 related specifically to the determination of this code on Forester Turbo and applicable WRX models.
• 10173114Mar 6, 2020Electrical system. This Service Information Bulletin is in response to several battery sensor replacements resulting from improper removal and/or installation practices.
• 10173027Mar 3, 2020Equipment, Engine cooling, Electrical system. The purpose of this bulletin is to provide a description of current changes to Service Manuals available via the Subaru Technical Information System (STIS) web site.
• 10173026Mar 2, 2020Seats, Air bags, Electrical system. Subaru of America, Inc. (Subaru) is recalling certain 2015-2018 model year Forester vehicles to replace the passenger-side front airbag Occupant Detection System (ODS) harness. A total of 366,282 U.S. vehicles will be affected by this recall.
• 10171946Feb 28, 2020Equipment. Avaiability of 64084SG23A- WUM-98 Sensor Harness kit has stabilized and sufficient quantities are currently available to complete all remaining repairs for this recall.
• 10171934Feb 27, 2020Electrical system, Equipment. This bulletin announces new reprogramming file availability and the software installation procedure to address additional operational concerns received from the field and listed below involving an F10 Navigation and Display Audio units with 7' display.
• 10171926Feb 21, 2020Transmission and drivetrain. This bulletin announces availability of new shift forks and the corresponding sleeve and hub assembly to address isolated customer concerns of a rattling / vibration -type sound from the shift knob. The sound is primarily reported while driving in 4th gear between 1900 and 2500 rpm.
• 10171930Feb 19, 2020Electrical system. This bulletin announces reprogramming file availability and the software installation procedure to address a group of operational concerns received from the field and listed below involving the Clarion Display Audio unit with 6.2" display.
• 10171923Feb 12, 2020Equipment, Electrical system. This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure.
• 10171919Feb 11, 2020Engine cooling, Electrical system. This bulletin announces availability of reprogramming files to optimize the Engine Control Module (ECM). The new logic will address isolated concerns of a hard start condition occurring in cold weather (+10 degrees Fahrenheit or lower) and / or high-altitude areas. When this scenario occurs, the A/F learning control values move toward lean.
• 10171917Feb 11, 2020Engine cooling, Electrical system. This bulletin announces availability of reprogramming files to optimize the Engine Control Module (ECM). These new files address concerns of the check engine light coming on and setting a DTC P0400: EGR “A” FLOW. The DTC can set if the ECM tests the EGR system when ambient / intake air temperatures are below freezing.
• 10171872Feb 7, 2020Engine cooling. Owner notification WUK-96 DIT exhaust pipe front (EPF) nut torque service campaign/voluntary emission recall.
• 10171871Feb 7, 2020Air bags. Owner notification WUM-98 Forester Passenger-side Front Airbag ODS Recall.
• 10171105Jan 31, 2020Equipment, Electrical system, Visibility (wipers, defrost, mirrors). This bulletin announces availability of new power window switch assemblies.
• 10171101Jan 31, 2020Brakes, Electrical system. This bulletin announces availability of a new stop lamp switch for the models listed above equipped with LED - type rear combination lamps.
• 10171099Jan 30, 2020Engine cooling. This bulletin announces availability of a new vacuum hose assembly for the positive crankcase ventilation (PCV) system incorporating improved sealing to prevent potential oil seepage.
• 10171089Jan 17, 2020Equipment, Electrical system, Air bags. This Bulletin provides information regarding Event Data Recorder (EDR) functionality which has been incorporated into the airbag system.
• 10171086Jan 15, 2020Engine cooling, Equipment. This Service Information Bulletin addresses inquiries regarding the labels applied to the tumble generator valve (TGV) motors used on certain replacement intake manifold assemblies.
• 10171082Jan 10, 2020Electrical system. This announcement is in regards to the class action lawsuit regarding Harman Gen 3.0 Audio and Audio/ Navigation Head Units in certain Subaru vehicles.
• 10171074Jan 6, 2020Electrical system, Air bags, Seats. The available inventory update for the WUM-98 harness
• 10169845Dec 20, 2019Equipment. This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure. The exchange program policy can also be found in Sections 8.4.9 and 11.2.10 of your Claims Policies and Procedures Manual found in Subarunet.
• 10169883Dec 13, 2019Seats. Harness inventory (Part# 64084SG23A) is now available and must be ordered through PRIME -- Retailer order levels are on Subarunet under Recalls & Campaigns. If available, seat cushions can continue to be ordered and used to satisfy the recall as well.
• 10169881Dec 13, 2019Equipment, Electrical system. This bulletin announces availability of a new HVAC blower motor unit assemblies developed to address isolated concerns of the blower motor becoming inoperative. If this issues occurs on models with Auto A/C, the blower fan may become totally inoperative. If this issue occurs on models with Manual A/C, the blower fan may operate on high speed only. The root cause of these conditions is water intrusion into the…

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