{"nhtsa_id":11016166,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-04-01","date":"2025-03-04","document_id":"09-131-25","mfr_campaign":null,"replaces":null,"component":"ENGINE; ELECTRICAL SYSTEM","mfr_system":null,"summary":"\"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)\"","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11016166-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11016166-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11016166","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null}],"codes":["P0420","P2404"],"topics":[],"vehicles":[{"make":"SUBARU","model":"WRX STI","year_from":2015,"year_to":2021,"match":"base","vehicle_ids":["2015_subaru_wrx","2016_subaru_wrx","2017_subaru_wrx","2018_subaru_wrx","2019_subaru_wrx","2020_subaru_wrx","2021_subaru_wrx"]}],"as_of":"2026-10-19","note":"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.","attribution":[]}