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Service bulletins for the 2022 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.

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

By type

By component

By trouble code

Bulletins, newest first
15-270-20R2024-12-02. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides instruction for use of a new reprogramming procedure to optimize the Denso Gen 4 Audio and Navigation system utilized in the models listed.
16-151-24R2024-12-02. Service bulletin. POWER TRAIN. This bulletin provides guidance when diagnosing chain slip, judder, shudder, and hesitation concerns on the TR690 model CVT transmissions used in the models listed.
15-130-08R2024-11-04. Service bulletin. UNKNOWN OR OTHER. This bulletin details an important regulation issued by the National Highway Traffic Safety Administration (NHTSA) which 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.
16-150-24R2024-11-04. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM; ENGINE. This bulletin announces availability of new reprogramming files developed to address symptoms which a jerk or judder sensation can be felt from the powertrain during braking with air conditioning on, or a shudder felt from the powertrain along with a screeching type of sound.
15-284-21R2024-11-04. Service bulletin. UNKNOWN OR OTHER. This Service Information Bulletin has been prepared to inform retailer employees and Technicians of the impact of the Massachusetts Data Law regarding Right to Repair.
16-151-242024-11-04. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. This bulletin provides guidance when diagnosing chain slip, judder, shudder, and hesitation concerns on the TR690 model CVT transmissions used in the models listed.
15-270-20R2024-11-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides instruction for use of a new reprogramming procedure to optimize the Denso Gen 4 Audio and Navigation system utilized in the models listed.
15-301-22R2024-11-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4 Denso CP1 Audio and Navigation head units utilized in the models listed.
01-167-08R2024-11-04. Service bulletin. UNKNOWN OR OTHER. This bulletin contains additional information for recommended materials listed in the Service Manuals for individual models.
15-298-22R2024-10-02. Service bulletin. ELECTRICAL SYSTEM. This Service Information Bulletin announces the preferred practices to be used when handling vehicles equipped with Gen2 Telematics which are enrolled in the Subaru STARLINK® Security Plus Service featuring Stolen Vehicle Recovery Plus with Immobilizer.
01-167-08R2024-10-02. Service bulletin. ENGINE; ELECTRICAL SYSTEM. This bulletin contains additional information for recommended materials listed in the Service Manuals for individual models.
02-192-242024-10-02. Service bulletin. ENGINE. This Service Information Bulletin announces the diagnostic procedures to be followed when diagnosing engine oil leakage on FA and FB type engines.
07-178-21R2024-10-02. Service bulletin. ELECTRICAL SYSTEM. This Service Information bulletin is being released as guidance for proper testing and charging of vehicle batteries.
15-320-242024-10-02. Service bulletin. ELECTRICAL SYSTEM. This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure.
SubaruNet Announcement2024-10-02. Other. ELECTRICAL SYSTEM. The CP1.5 RCs OTA is available for all mid and high grade CP1.5 head units.
02-191-22R2024-10-02. Service bulletin. ENGINE. This bulletin announces availability of the NEW genuine Subaru engine oil filter.
07-226-24R2024-10-02. Service bulletin. FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL; FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING; FORWARD COLLISION AVOIDANCE: WARNINGS; LANE DEPARTURE: ASSIST; LANE DEPARTURE: WARNING. This bulletin announces availability of new reprogramming files developed to address where EyeSight camera may be exposed to high humidity/temperature. The cooling fans may become inoperable and DTC B28C7 is detected by the camera assembly. A temporary halt mode with an E5 halt code may also be detected by the camera assembly.
03-94-242024-10-02. Service bulletin. SUSPENSION. This bulletin outlines the judgment criteria to be used when inspecting front transverse link bushings to reduce unnecessary bushing replacement.
15-320-242024-09-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure for 2025MY vehicles.
01-168-09R2024-09-04. Service bulletin. ELECTRICAL SYSTEM; ENGINE. The purpose of this bulletin is to provide replacement key and immobilizer information along with an overview of the Subaru Lock Information web-site.
15-308-23R2024-09-04. Service bulletin. ELECTRICAL SYSTEM. This Service Information Bulletin announces important diagnostic information to utilize when the Data Communication Module (DCM) is being tested as a dark current/standby current source.
15-251-19R2024-09-04. Service bulletin. ELECTRICAL SYSTEM. This Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16.
Subarunet Announcement2024-08-05. Other. POWER TRAIN. This annoucement provides parts personnel information about remanufactured transmissions that will no longer be available.
09-74-21R2024-08-05. Service bulletin. ENGINE; FUEL/PROPULSION 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).
Subarunet Announcement2024-08-05. Other. ELECTRICAL SYSTEM. This announcement provides information for retailers to install the latest infotainment system software for Denso CP 1.5.

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