{"vehicle":{"id":"2004_subaru_legacy","year":2004,"make":"Subaru","model":"Legacy"},"code":"P0171","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":1,"bulletins":[{"nhtsa_id":10018399,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2005-12-22","date":"2005-09-01","document_id":"11","mfr_campaign":null,"component":"ENGINE AND ENGINE COOLING","summary":"DIAGNOSTIC TROUBLE CODE P0171 - CHECK FOR A LOOSE VACUUM CONNECTION ON THE SMALL BLUE VACUUM T FITTING FOUND UNDER THE INTERCOOLER. SUBARU TECHTIPS. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10018399"}],"url":"https://open.wenmarpro.com/makes/subaru/legacy/2004/bulletins?code=P0171"},"related":{"components":[],"bulletins":[],"recalls":{"may_apply":true,"recalls":[],"lookup":{"nhtsa":"https://www.nhtsa.gov/recalls","tc":"https://wwwapps.tc.gc.ca/Saf-Sec-Sur/7/VRDB-BDRV/search-recherche/menu.aspx?lang=eng","maker":null}}},"url":"https://open.wenmarpro.com/makes/subaru/legacy/2004/codes/P0171","note":"The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.","attribution":["Contains information licensed under the Open Government Licence – Canada."]}