2024 Subaru WRX Technical Service Bulletins

180 technical service bulletins (TSBs) are on record for the 2024 Subaru WRX. 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.

• 11019932Jun 24, 2025Electrical system. This Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16.
• 11019942Jun 23, 2025Electrical 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.
• 11019935Jun 13, 2025Electrical system. OTA head unit software update for CP1.5 head units. General software improvements for a better drving experience and functionality.
• 11018915May 29, 2025Engine, Electrical system. This bulletin announces the availability of reprogramming files for the Engine Control Module (ECM). This logic was developed to address the following Diagnostic Trouble Code (DTC): P062F - Internal Control Module EEPROM Error. If DTC P062F is detected by the ECM, perform the reprogramming procedure outlined in this bulletin.
• 11018914May 29, 2025Fuel 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).
• 11018913May 29, 2025Electrical system, Brakes. This bulletin announces the availability of new reprogramming files developed to address cases of DTC C1C40 being detected by the Electronic Brake Booster (EBB) in addition to Failure Detail Code 30A2 stored within the Freeze Frame Data (FFD).
• 11018909May 19, 2025Other or unknown. The purpose of this bulletin is to provide replacement key and immobilizer information along with an overview of the Subaru Lock Information web-site.
• 11018899May 13, 2025Electrical 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.
• 11017466Apr 30, 2025Electrical system. This Service Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16.
• 11017462Apr 30, 2025Lane departure, Electrical system, Forward collision avoidance. This bulletin announces availability of new reprogramming files developed to address the following two symptoms: SYMPTOM #1: After the EyeSight camera has been exposed to high humidity/temperature conditions without any operation, the cooling fans become inoperable and DTC B28C7 (Fan Motor RPM) is detected by the EyeSight Stereo Camera Assembly.
• 11017452Apr 22, 2025Engine. This Bulletin announces the diagnostic procedures to be followed when diagnosing engine oil leakage on FA and FB type engines.
• 11017444Apr 22, 2025Transmission and drivetrain, Suspension. This bulletin announces design changes made to the rear axle hubs. These changes have been implemented to reduce cases water intrusion further leading to harmonic, humming, and grinding type sounds heard from the axle hub while driving.
• 11017438Apr 14, 2025Fuel 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).
• 11017432Apr 2, 2025Suspension. This bulletin announces the design change made to the front lower control arms developed to address cases of a click or cracking type sound heard when moving forward or backward at low speed with the steering wheel fully turned position.
• 11016234Mar 31, 2025Other or unknown. This Bulletin announces availability of a User Guide and an informative video to supplement the recent releases to retailers of the SOA321152 and SOA321153 Terminal Test Kits.
• 11016227Mar 24, 2025Electrical system. The following information announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.
• 11016224Mar 24, 2025Engine. The purpose of this bulletin is to advise of SOA’s revised Catalytic Converter Recycling Program shipping procedure.
• 11016207Mar 18, 2025Electrical system. This Service Information Bulletin details a new procedure for conducting a CommCheck on vehicles equipped with a GEN 3/GEN 3+ DCM.
• 11016206Mar 18, 2025Electrical system. This Bulletin has been developed to outline the steps for gathering basic but essential information during diagnosis of Infotainment concerns.
• 11016205Mar 17, 2025Other or unknown. This bulletin contains additional information for recommended materials listed in the Service Manuals for individual models.
• 11016172Mar 6, 2025Electrical system. When attempting to complete the STARLINK Telematics subscription process, an Error Code 202 and / or 204 may occur preventing the process from completing successfully.
• 11014852Feb 10, 2025Electrical system. "This Service Bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16."
• 11014845Feb 3, 2025Suspension. This bulletin announces the design change made to the front lower control arms developed to address cases of a click or cracking type sound heard when moving forward or backward at low speed with the steering wheel fully turned position.
• 11013551Jan 31, 2025Transmission and drivetrain. This bulletin provides guidance when diagnosing chain slip, judder, shudder, and hesitation concerns on the TR690 model CVT transmissions used in the models listed.
• 11013530Jan 31, 2025Other or unknown. This announcement is in regard to special service tool shipment will be shipped directly to the Subar retailers during February.
• 11013525Jan 28, 2025Electrical system. A head unit OTA will be available via cellular network for Mid and High Grade CP1.5 head units.
• 11013514Jan 24, 2025Electrical system. "This bulletin announces the design change made to the Center Information Display (CID) assemblies developed to address the following symptoms. 1. Illumination malfunction of the adjustment knobs and/or buttons (no illumination or flash/ flicker). 2. False response when adjusting the blower speed (touch sensing alignment). "
• 11013519Jan 18, 2025Electrical system. The following information announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.
• 11013512Jan 17, 2025Fuel system, Electrical system. This bulletin announces the repair procedures to be followed when DTC P1449 (EVAP System Clog Detected) is detected by the Engine Control Module (ECM).
• 11012268Dec 30, 2024Engine, Electrical system. This Bulletin outlines a new required procedure to follow when performing immobilizer-related repairs on the models listed.
• 11012265Dec 19, 2024Engine, Fuel 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).
• 11012260Dec 13, 2024Exterior lighting, Electrical system. This bulletin is for information purposes only.The bulletin adresses design changes of the headlamps and rear combination lamps, where moisture and or condensation may develop on the inside of the lamp lenses.
• 11012257Dec 4, 2024Transmission and drivetrain. This bulletin provides guidance when diagnosing chain slip, judder, shudder, and hesitation concerns on the TR690 model CVT transmissions used in the models listed.
• 11012253Dec 3, 2024Engine, Electrical system. "This bulletin announces availability of new reprogramming files developed to address the two symptoms described below: SYMPTOM 1: A jerk or judder sensation felt from the powertrain during braking with the air conditioning on. SYPMTOM 2: A shudder is felt from the powertrain along with a screeching type of sound. NOTE: Both of these symptoms are not related with a fault code.
• 11010932Nov 22, 2024Electrical system, Transmission and drivetrain. "This bulletin announces availability of new reprogramming files developed to address the two symptoms described below: SYMPTOM 1: A jerk or judder sensation felt from the powertrain during braking with the air conditioning on. SYPMTOM 2: A shudder is felt from the powertrain along with a screeching type of sound. NOTE: Both of these symptoms are not related with a fault code."
• 11010925Nov 14, 2024Electrical system. This annocement is to inform dealers to the Gen 3.1 Head Unit OTA will be available via Wi-Fi. The update will take place in multiple batches with the first beginneing November 15th and the last being Decemeber 3rd. This update is for approximatelt 714,000 VINs.
• 11010911Nov 7, 2024Electrical system. The following information announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.
• 11010910Nov 7, 2024Transmission and drivetrain. This bulletin provides guidance when diagnosing chain slip, judder, shudder, and hesitation concerns on the TR690 model CVT transmissions used in the models listed.
• 11009701Oct 31, 2024Other or unknown. 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.
• 11009699Oct 31, 2024Engine, Transmission and drivetrain, Electrical system. 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.
• 11009694Oct 22, 2024Electrical system, Transmission and drivetrain. This bulletin provides guidance when diagnosing chain slip, judder, shudder, and hesitation concerns on the TR690 model CVT transmissions used in the models listed.
• 11009689Oct 2, 2024Electrical system. This bulletin following information announces reprogramming file availability and provides a software update installation procedure to optimize the new Gen 4.5 Denso CP1.5 Audio and Navigation head units utilized in the models listed.
• 11009685Oct 1, 2024Other or unknown. This bulletin contains additional information for recommended materials listed in the Service Manuals for individual models.
• 11008283Sep 27, 2024Electrical 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.
• 11008282Sep 27, 2024Electrical system, Engine. This bulletin contains additional information for recommended materials listed in the Service Manuals for individual models.
• 11008281Sep 26, 2024Engine. This Service Information Bulletin announces the diagnostic procedures to be followed when diagnosing engine oil leakage on FA and FB type engines.
• 11008280Sep 26, 2024Electrical system. This Service Information bulletin is being released as guidance for proper testing and charging of vehicle batteries.
• 11008279Sep 26, 2024Electrical system. This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure.
• 11008277Sep 26, 2024Transmission and drivetrain, Engine, Electrical system. This bulletin announces availability of new reprogramming files developed to address the two symptoms, a jerk or judder sensation felt from the powertrain during braking with the air conditioning on, or a shudder is felt from the powertrain along with a screeching type of sound.
• 11008276Sep 26, 2024Electrical system. The CP1.5 RCs OTA is available for all mid and high grade CP1.5 head units.

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