2019 Subaru Impreza Technical Service Bulletins

530 technical service bulletins (TSBs) are on record for the 2019 Subaru Impreza. 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.

• 10210815Apr 6, 2022Equipment. 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.
• 10209915Mar 18, 2022Electrical system. This bulletin has been developed to outline the steps for gathering basic essential information during diagnosis and repair of the Infotainment concerns. (Applicable to all models with Harman or Denso CP1 Infotainment).
• 10209913Mar 2, 2022Electrical system. This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency while addressing customer concerns.
• 10208689Feb 28, 2022Equipment, Electrical system. This bulletin provides helpful tips to better utilize the Subaru Select Monitor 4.
• 10208661Feb 23, 2022Transmission and drivetrain. WRK-21 CVT Chain Guide Breakage Recall - Customer communications and rental.
• 10208662Feb 22, 2022Equipment, Electrical system. Map Data Update Procedure for Harman Gen 3.1 Navigation equipped Head Units (H/U).
• 10208691Feb 21, 2022Equipment, Electrical system. This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure.
• 10208660Feb 21, 2022Engine cooling, Electrical system. Subaru of America, Inc. (Subaru) is recalling certain 2017-2019 model year Impreza and 2018-2019 model year Crosstrek vehicles to check and, if necessary, update the ECM programming, and to replace all four ignition coils in each vehicle.
• 10208697Feb 10, 2022Suspension. This bulletin announces a design change of the front coil spring to address a cracking-type sound coming from the suspension when turning left or right. (Crosstrek Hybrid only)
• 10208688Feb 8, 2022Transmission and drivetrain. This bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete when diagnosing an alleged Chain Slip condition on the TR580 and TR690 model CVT transmissions.
• 10208511Feb 2, 2022Suspension. This bulletin announces a design change of the front coil spring to address a cracking-type sound coming from the suspension when turning left or right.
• 10207215Jan 14, 2022Transmission and drivetrain. This bulletin provides a repair procedure for R152 type rear differentials.
• 10207185Jan 13, 2022Equipment, Electrical system. This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency.
• 10207174Jan 10, 2022Equipment, Transmission and drivetrain. This bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete when diagnosing an alleged Chain Slip condition on the TR580 and TR690 model CVT transmissions.
• 10207169Jan 3, 2022Equipment, Electrical system. This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure.
• 10207172Jan 2, 2022Equipment, Engine cooling. This Bulletin announces design changes to the engine oil and CVT fluid drain plugs.
• 10205930Dec 29, 2021Electrical system. This bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16.
• 10205924Dec 15, 2021Electrical system, Equipment. This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency.
• 10205906Dec 9, 2021Fuel system. Subaru of America, Inc. (Subaru) is initiating a new safety recall for certain 2019-2020 MY Ascent, 2018-2019 MY BRZ, 2018 MY Forester (Turbo), 2018-2020 MY Impreza, 2018-2020 MY Legacy, 2018-2020 MY Outback, and 2018-2019 MY WRX vehicles in which the fuel pump may become inoperative.
• 10205915Dec 8, 2021Electrical system. Map Data Update Procedure for Harman Gen 3.1 Navigation Equipped Head Units.
• 10205913Dec 6, 2021Electrical system. The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units.
• 10203897Nov 10, 2021Fuel system. Subaru of America, Inc. (Subaru) is initiating a new safety recall for certain 2019-2020 MY Ascent, 2018-2019 MY BRZ, 2018 MY Forester (Turbo), 2018-2020 MY Impreza, 2018-2020 MY Legacy, 2018-2020 MY Outback, and 2018-2019 MY WRX vehicles in which the fuel pump may become inoperative.
• 10203864Nov 2, 2021Electrical system, Equipment. This bulletin provides insight in response to both customer and retailer feedback resulting from the use of OBD-II port connected devices.
• 10202841Oct 28, 2021Electrical system. This bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16.
• 10202815Oct 27, 2021Electrical system, Transmission and drivetrain. This bulletin has been developed in response to a small number of customer concerns regarding fluid seepage found coming from the CVT assembly.
• 10202835Oct 19, 2021Fuel system. Subaru of America, Inc. (Subaru) is initiating a new safety recall for certain 2019-2020 MY Ascent, 2018-2019 MY BRZ, 2018 MY Forester (Turbo), 2018-2020 MY Impreza, 2018-2020 MY Legacy, 2018-2020 MY Outback, and 2018-2019 MY WRX vehicles in which the fuel pump may become inoperative.
• 10202829Oct 18, 2021Fuel system. WRG-21 Fuel Pump Impeller Failure Safety Recall – Owner Notification.
• 10202811Oct 8, 2021Electrical system. This bulletin announces the availability of diagnostic information regarding accessory remote engine start systems.
• 10202810Oct 7, 2021Engine cooling, Equipment. This bulletin announces an additional service procedure for timing chain and / or cam sprocket replacement on FA and FB type engines.
• 10202808Oct 4, 2021Equipment, Fuel system. WRG-21 Fuel Pump Parts Scrapping.
• 10201811Sep 24, 2021Electrical system, Fuel system. This bulletin announces design changes made to the fuel injector assembly in response to misfire DTC P030x, engine knocking, and/or DTCs P219C-D-E-F.
• 10201810Sep 24, 2021Equipment, Fuel system, Engine cooling. This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components (e.g. intake valves and / or manifold, and combustion chambers).
• 10201799Sep 23, 2021Fuel system, Equipment. Subaru of America, Inc. (Subaru) is initiating a new safety recall for certain 2019-2020 MY Ascent, 2018-2019 MY BRZ, 2018 MY Forester (Turbo), 2018-2020 MY Impreza, 2018-2020 MY Legacy, 2018-2020 MY Outback, and 2018-2019 MY WRX vehicles in which the fuel pump may become inoperative.
• 10201806Sep 22, 2021Equipment, Electrical system. This bulletin provides important information regarding diagnosis and replacement (when applicable) of the STARLINK Telematics Data Communication Module (DCM) along with a new claim submission requirement.
• 10201804Sep 20, 2021Electrical system, Equipment. The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units.
• 10201802Sep 20, 2021Electrical system, Equipment. This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency while addressing customer concerns.
• 10201023Aug 31, 2021Engine cooling, Electrical system. Subaru of America, Inc. (Subaru) is recalling certain 2017-2019 model year Impreza and 2018-2019 model year Crosstrek vehicles to check and, if necessary, update the ECM programming, and to replace all four ignition coils in each vehicle.
• 10201059Aug 30, 2021Fuel system. This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components (e.g. intake valves and / or manifold, and combustion chambers).
• 10201058Aug 27, 2021Fuel system. Subaru of America, Inc. (Subaru) is initiating a new safety recall for certain 2019 model year Ascent, Impreza, Legacy, and Outback vehicles in which the fuel pump may become inoperative.
• 10201057Aug 25, 2021Electrical system, Engine cooling. This bulletin announces availability of new starter motors and ECM reprogramming files created to address some reports of excessive noise while cranking the engine.
• 10201029Aug 25, 2021Fuel system. Subaru of America, Inc. (Subaru) is initiating a new safety recall in which the fuel pump may become inoperative.
• 10201055Aug 24, 2021Fuel system. Subaru of America, Inc. (Subaru) is initiating a new safety recall for certain 2019-2020 MY Ascent, 2018-2019 MY BRZ, 2018 MY Forester (Turbo), 2018-2020 MY Impreza, 2018-2020 MY Legacy, 2018-2020 MY Outback, and 2018-2019 MY WRX vehicles in which the fuel pump may become inoperative.
• 10201030Aug 19, 2021Engine cooling, Electrical system. This bulletin announces the availability of ECM reprograming files to correct a possible limited power and/or hesitation during acceleration at engine speeds of 1500-3500 rpm.
• 10201035Aug 11, 2021Equipment. This bulletin provides a description of current changes to Service Manuals available via the Subaru Technical Information System (STIS) web site.
• 10201027Aug 4, 2021Seat belts, Seats. 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.
• 10199966Jul 28, 2021Electrical system. The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units.
• 10199964Jul 28, 2021Engine cooling, Electrical system. This bulletin announces the availability of ECM reprograming files to correct a possible lack of power and/or hesitation during acceleration at engine speeds of 1500-3500 rpm.
• 10199954Jul 22, 2021Transmission and drivetrain. Diagnostic Information for Alleged Chain Slip Condition on TR580 / TR690 Transmissions.
• 10198768Jun 28, 2021Engine cooling. This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components (e.g. intake valves and / or manifold, and combustion chambers).
• 10198765Jun 23, 2021Transmission and drivetrain. This bulletin provides corrected diagnostics containing a revised flow for certain CVT solenoid related DTCs.

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