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Service bulletins for the 2015 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.

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

By type

By component

By trouble code

Bulletins, newest first
04-17-17R2018-04-02. Service bulletin. STEERING. This bulletin provides a service procedure to address isolated customer concerns of a rattling sound identified as coming from the Electronic Power Steering (EPS) rack assembly. The repair involves installation of a new tension spring for the worm gear to reduce / eliminate the condition. It should be noted the condition is NOT detrimental to the operation of the EPS system.
12-231-182018-03-13. Service bulletin. STRUCTURE:BODY. ( 2017-2018MY Impreza - 5 Dr Only)
07-128-18R2018-03-13. Service bulletin. SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES; EXTERIOR LIGHTING:BACK UP LIGHTS. This Service Information bulletin provides a measurement and adjustment procedure for the stop lamp switch. An improperly adjusted (or faulty) stop lamp switch can cause any of the DTCs listed above to set and result in the related system?s warning lamp to illuminate.
16-107-17R2017-12-15. Service bulletin. POWER TRAIN; EQUIPMENT; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. CVT MODELS ONLY. In the interest of customer satisfaction, Subaru of America, Inc. (SOA) is extending the New Car Limited Powertrain Warranty coverage for the Continuously Variable Transmission (CVT) on the above listed models and model years from the original five (5) years or sixty thousand (60,000) miles (whichever comes first) to ten (10) years or one-hundred thousand (100,000) miles (whichever comes first). This change is not in response to any specific condition, rather it is to provide customers with added assurance regarding the function and overall performance of their CVT. Additionally, vehicles which are more than ten (10) years old or beyond one-hundred thousand (100,000) miles at the time customer notification letters are mailed are being offered additional coverage for a period of one-year from the date of the customer notification letters.
15-183-15R2017-10-27. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT:ELECTRICAL; EQUIPMENT. IMPORTANT NOTE: Due to the extensive revisions made to the information originally contained in this bulletin, a new bulletin, 15-205-16 has been issued. Please refer to this new bulletin for the latest information regarding this condition.
15-193-16R2017-10-27. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). All 2012 to 2015 Models Equipped with Fujitsu Ten (F10) Generation 1 (Gen1) Audio / Navigation Systems. This bulletin announces a new procedure for updating the operating software used in F10 Gen1 audio / navigation systems. This new procedure eliminates the need to exchange the head unit / SD card to obtain software-related updates and operating enhancements.
01-168-09R2017-10-27. Service bulletin. EQUIPMENT. The purpose of this bulletin is to provide replacement key and immobilizer information along with an overview of the Subaru Lock Information web-site.
11-167-162017-10-27. Service bulletin. ELECTRICAL SYSTEM; ENGINE. This bulletin announces the availability of reprogramming files to optimize the ECM. These new files will address customer concerns of Check Engine light illumination resulting from DTC P2270 being stored in the ECM memory.
WQW-58R2017-10-27. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. 2.0L DIT Models Only. Subaru of America, Inc. has determined that vehicles affected by this Service Program require ECM reprogramming. This bulletin includes the service procedure for diagnosis and repair of customer concerns involving engine idle roughness or, in some cases, engine noise and/or damage resulting from spark knock (pre-ignition). The Engine Control Module logic has also been optimized requiring the ECM reprogramming. The new logic optimizes the ECM for control of the following parameters: ? Change to Fuel Cut control when fuel level is extremely low / near empty ? Change to improve idle smoothness / quality ? Change to boost pressure control under wide-open throttle (WOT) conditions. Under certain high engine load driving conditions, spark knock can occur which results in elevated cylinder temperatures and pressures. Over time, excessive erosion of the spark plugs and possible damage to the pistons can be consequences of continued operation with these conditions present.
10-84-16R2017-10-27. Service bulletin. ENGINE AND ENGINE COOLING; POWER TRAIN:CLUTCH ASSEMBLY; ELECTRICAL SYSTEM. This bulletin announces the availability of a new Air Conditioning compressor / clutch assembly to address customer concerns of the system not operating. Electrical windings located inside the clutch assembly have been changed to eliminate the condition. The service procedure will involve replacement of the A/C compressor and clutch as a complete assembly.
12-201-162017-10-27. Service bulletin. STRUCTURE; EQUIPMENT. Paint Chipping between Hood Grille (Scoop) and Hood - This new bulletin replaces TSB 12-186-15 and announces a new repair procedure to address customer concerns of the hood scoop scrubbing the finish of the hood panel in the areas shown in the photo below. Due to different expansion rates between the metal hood panel and the resin material used for the hood scoop, the edges of the scoop?s rear corners may come in contact with the hood panel and abrade the finish.
11-161-162017-10-27. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. This bulletin announces the availability of new reprogramming files for optimizing the ECM to address the following customer concern: ? Rough idle after a warm engine restart. In rare cases, DTC P0300 may also be stored.
15-193-162017-10-27. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); ELECTRICAL SYSTEM:SOFTWARE. This bulletin announces a new procedure for updating the operating software used in F10 Gen1 audio / navigation systems. This new procedure eliminates the need to exchange the head unit / SD card to obtain software-related updates and operating enhancements. All 2012 to 2015 Models Equipped with FujitsuTen (F10) Generation 1 (Gen1) Audio / Navigation Systems
ERSV2017-10-27. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. This is to advise that the Subaru Claim System has been updated to accept claims for Emission repairs on vehicles with a salvage title. This coverage applies to all emission repairs within the warranty coverage period. Valid claims for salvage vehicles are Recalls, SAS Maintenance, and Warranty for Emission repairs only. Please make a note of this important system enhancement. Questions may be directed to the Subaru Claims helpline at 1866SUBARU2 (18667822782).
WQW582017-10-27. Service bulletin. ELECTRICAL SYSTEM; ENGINE. Subaru of America, Inc. has initiated a Service Program to reprogram the Engine Control Module (ECM) on certain 2015 model year WRX vehicles and certain 2014 and 2015 model year 2.0XT Forester vehicles equipped with a 2.0 liter turbocharged engine, to address a possible pre?ignition issue.
WQW-58R2017-09-14. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM. 2.0L DIT Models Only. Subaru of America, Inc. has determined that vehicles affected by this Service Program require ECM reprogramming. This bulletin includes the service procedure for diagnosis and repair of customer concerns involving engine idle roughness or, in some cases, engine noise and/or damage resulting from spark knock (pre-ignition). The Engine Control Module logic has also been optimized requiring the ECM reprogramming.
15-172-14R2017-09-14. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. 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.
11-174-17R2017-09-14. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM. This bulletin announces the availability of reprogramming files to optimize the ECM and address the following customer concerns: * Check Engine light coming on (with DTC P05A0 stored in memory). * Potential battery discharge (dead battery) after repeated periods of short-trip driving. * A high (or "hanging") engine RPM after depressing the clutch pedal (Forester only).
16-107-172017-09-14. Service bulletin. POWER TRAIN; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. CVT MODELS ONLY. In the interest of customer satisfaction, Subaru of America, Inc. (SOA) is extending the New Car Limited Powertrain Warranty coverage for the Continuously Variable Transmission (CVT) on the above listed models and model years from the original five (5) years or sixty thousand (60,000) miles (whichever comes first) to ten (10) years or one-hundred thousand (100,000) miles (whichever comes first). This change is not in response to any specific condition, rather it is to provide customers with added assurance regarding the function and overall performance of their CVT. Additionally, vehicles which are more than ten (10) years old or beyond one-hundred thousand (100,000) miles at the time customer notification letters are mailed are being offered additional coverage for a period of one-year from the date of the customer notification letters. A copy of the customer letter is attached to this bulletin as reference.
11-174-17R2017-09-14. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. This bulletin announces the availability of reprogramming files to optimize the ECM and address the following customer concerns: * Check Engine light coming on (with DTC P05A0 stored in memory). * Potential battery discharge (dead battery) after repeated periods of short-trip driving. * A high (or "hanging") engine RPM after depressing the clutch pedal (Forester only).
02-168-172017-09-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS; ENGINE. This Service Information bulletin announces a material change to the engine accessory drive / v-belt made to address customer concerns of a slipping belt (squeal or chirping) sound.
02-166-17R2017-09-14. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin outlines design changes made to the upper oil pan assembly on FA and FB engines used on the models listed above. There have been isolated cases where the sealer used between the upper oil pan and the crankcase has become displaced resulting in engine oil seepage. Revisions made to the upper oil pan casting: * The mating flange thickness of the casting in the area identified as the cause for the seepage has been increased by 5.5mm. (See images provided in the Parts Information section below.) This thickness increase creates the need for a longer bolt to provide proper tightening and retention. * An additional mounting point has been added to the ribbing inside the casting to increase retention of the steel baffle plate and eliminate vibration.
12-206-162017-08-14. Service bulletin. SEATS. All Models Listed with Seat Lifter Feature. This bulletin provides a procedure to address a customer reported cosmetic condition of surface rust appearing on the inner seat cushion frame of the front seat assemblies.
12-189-15R2017-08-14. Service bulletin. STRUCTURE. This bulletin provides information about changes made to the rear shelf trim to address customer concerns of a rattling sound heard while driving over bumpy / rough roads. The sources of the rattle have been identified as: * the mounting points for the center stop lamp where it fits into the package shelf * the package shelf itself rattling against the inside of the rear glass * the rib and/or stand portions located on the underside of the package shelf contacting the shelf portion of the vehicle body.
07-111-162017-08-14. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. This bulletin announces a design change to the headlamp assembly to improve sealing and prevent moisture intrusion. This condition may result from a slight misalignment of the attaching points during the headlamp assembly process. An improved sealing material is now being used for bonding the outer lens to the housing.

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