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Service bulletins for the 2016 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.

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

By type

By component

By trouble code

Only bulletins with component: Fuel system are shown. Show all

Bulletins, newest first
09-74-21R2026-07-02. 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). (This is an revised version of the original bulletin.)
09-74-21R2026-01-06. 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).
18-228-25R2026-01-06. Service bulletin. ENGINE; FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. This bulletin announces the diagnostic procedures to be used when DTCs P2096 (POST CATALYST FUEL TRIM SYSTEM TOO LEAN BANK 1) and P2097 (POST CATALYST FUEL TRIM SYSTEM TOO RICH BANK 1) are detected by the Engine Control Module (ECM).
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).
02-193-24R2025-05-01. 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).
02-193-242025-01-03. 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).
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).
09-74-21R2021-09-04. Service bulletin. FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY; FUEL SYSTEM, GASOLINE. 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).
11-163-162018-06-11. Service bulletin. ENGINE; FUEL SYSTEM, OTHER. This bulletin announces availability of reprogramming files for optimization of the ECM. The files will address customer concerns of a lack of engine power output resulting from reduced turbocharger boost at high ambient temperatures while using 91 octane fuel.
096516R2018-04-02. Service bulletin. FUEL SYSTEM, GASOLINE. REVISED. This bulletin announces a design change of the fuel injector used on 2.0L DIT models to prevent water intrusion. A new silicone rubber cover has been developed and incorporated into production for this purpose.
09-65-162017-08-14. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM; FUEL SYSTEM, GASOLINE. This bulletin announces a design change of the fuel injector used on 2.0L DIT models to prevent water intrusion. A new silicone rubber cover has been developed and incorporated into production for this purpose.
09-64-162017-08-14. Service bulletin. FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY. This Service Information bulletin announces a change to the shape of the rubber cap used on the flange nuts securing the sub-level sending unit to the fuel tank. In addition, two of the caps are now used in production instead of only one. This change was made to enhance productivity during vehicle assembly.
09-63-162016-11-08. Service bulletin. FUEL SYSTEM, OTHER:DELIVERY. THIS SERVICE INFORMATION BULLETIN SERVES AS A REMINDER TO ALWAYS FOLLOW THE PROPER PROCEDURES WHEN DIAGNOSIS OF A DTC B1500 LEADS TO REPLACEMENT OF A FAULTY MAIN AND / OR SUB FUEL LEVEL SENSOR.

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