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Service bulletins for the 2019 Subaru WRX

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

395 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Bulletins, newest first
10-105-25R2025-10-02. Service bulletin. ELECTRICAL SYSTEM. This bulletin announces the new procedure and Warranty Fail Code for FirstTime air conditioning (A/C) performance concerns possibly resulting from an undetected A/C refrigerant leak.
07-233-252025-10-02. Service bulletin. ELECTRICAL SYSTEM. This Bulletin provides details on a new formal testing, charging, and tracking procedure for all 12-volt batteries in new vehicle inventory wjhich must be tested and reported every 30 days.
15-266-20R2025-09-02. Service bulletin. ELECTRICAL SYSTEM. This Bulletin provides helpful procedures and best practices to utilize when customers present with concerns relating to the operation of their Gen 2/Gen 3 Telematics system equipped Subaru.
15-320-24R2025-09-02. Service bulletin. ELECTRICAL SYSTEM. This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure.
15-322-25R2025-09-02. Service bulletin. ELECTRICAL SYSTEM. In the interest of customer satisfaction, Subaru of America, Inc. (SOA) is extending the New Car Limited Warranty coverage for the CP1 & Gen 3.1 Head Unit used in the listed models and model years to (8) eight years / 150,000 miles to cover certain qualifying repairs to the infotainment audio system.
02-193-24R2025-09-02. Service bulletin. ENGINE. 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).
SubaruNet Announcement2025-09-02. Other. ELECTRICAL SYSTEM. Subaru of America, Inc. will release an OTA to perform a software update to the DCM. This is a preventive OTA.
Subaru Service Technical2025-09-02. Other. ENGINE; ELECTRICAL SYSTEM; POWER TRAIN. Subaru Service Technical Support Newsletter special edition.
13-108-252025-09-02. Service bulletin. STRUCTURE:BODY. This bulletin provides information on paint codes for vehicles in the 2026 line up.
09-131-25R2025-09-02. Service bulletin. ELECTRICAL SYSTEM; ENGINE. This bulletin announces the diagnostic procedures and availability of reprograming files to rectify the following Diagnostic Trouble Codes (DTCs). • P2404: EVAP System Leak Detection Pump Sense Circuit Range/Performance. • P0420: Catalyst System Efficiency Below Threshold Bank 1. (not applicable for 15-18 models)
SubaruNet Announcement2025-08-04. Other. ELECTRICAL SYSTEM; LANE DEPARTURE: ASSIST; LANE DEPARTURE: WARNING; FORWARD COLLISION AVOIDANCE: WARNINGS. This announcement provides information about a Subaru of America, Inc. preliminary settlement in a class action lawsuit regarding the EyeSight system in certain Subaru vehicles.
SubaruNet Announcement2025-08-04. Other. ELECTRICAL SYSTEM. This OTA is released to address Telematic functions that may stop working after a certain amount of time from the vehicle's production.
10-105-25R2025-08-04. Service bulletin. ELECTRICAL SYSTEM. "This bulletin announces the new procedure and Warranty Fail Code for FirstTime air conditioning (A/C) performance 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."
15-256-19R2025-08-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information on a new reprogramming procedure (FOTA) to optimize the Harman Gen 3.1 Audio and 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.
15-236-18R2025-08-04. Service bulletin. ELECTRICAL 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 utilized in the models as listed.
SubaruNet Annoucement2025-07-01. Other. UNKNOWN OR OTHER. This announcment provides information on the release of the latest software updates to the Subaru Midtronics DSS-5000 Battery Diagnostic tool.
15-314-23R2025-07-01. Service bulletin. ELECTRICAL SYSTEM. This Bulletin is to inform you of the availability of the new auxiliary USB terminal and adapter cord designed to address cases of intermittent communication loss when using Apple CarPlay and/or Android Auto application connected via the auxiliary USB terminal port (2-port type) to Gen 3.1 Harman Head Unit.
15-314-23R2025-07-01. Service bulletin. ENGINE; UNKNOWN OR OTHER. This Bulletin is to inform you of the availability of the new auxiliary USB terminal and adapter cord designed to address cases of intermittent communication loss when using Apple CarPlay and/or Android Auto application connected via the auxiliary USB terminal port (2-port type) to Gen 3.1 Harman Head Unit.
SubaruNet Announcement (S2025-07-01. Other. UNKNOWN OR OTHER. This announcement is to bring attention to the OTA for In-vehicle service appointment scheduler and In-vehicle message center.
10-105-25R2025-07-01. Service bulletin. ELECTRICAL SYSTEM. This Service Information bulletin announces the new procedure and Warranty Fail Code for FirstTime air conditioning (A/C) performance concerns possibly resulting from an undetected A/C refrigerant leak.
15-236-18R2025-07-01. Service bulletin. ELECTRICAL 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 utilized in the models as listed
15-251-19R2025-07-01. Service bulletin. ELECTRICAL SYSTEM. This Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16.
02-193-24R2025-06-03. Service bulletin. FUEL/PROPULSION SYSTEM; ENGINE. 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).
15-322-25R2025-06-03. Service bulletin. ELECTRICAL SYSTEM. In the interest of customer satisfaction, Subaru of America, Inc. (SOA) is extending the New Car Limited Warranty coverage for the CP1 & Gen 3.1 Head Unit used in the listed models and model years to (8) eight years / 150,000 miles to cover certain qualifying repairs to the infotainment audio system.
01-168-09R2025-06-03. Service bulletin. UNKNOWN OR OTHER. The purpose of this bulletin is to provide replacement key and immobilizer information along with an overview of the Subaru Lock Information web-site.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.