{"vehicle":{"id":"2001_mercedes-benz_m-class","year":2001,"make":"Mercedes-Benz","model":"M-Class"},"code":"P0173","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":1,"bulletins":[{"nhtsa_id":10002959,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2003-10-02","date":"2004-03-08","document_id":"070735","mfr_campaign":null,"component":"ELECTRICAL SYSTEM","summary":"AIR MASS SENSOR REPLACEMENT DUE TO CHECK ENGINE LIGHT COMING ON AND CODES P2004, P0170 AND P0173. *TT *MJ","document":null,"url":"https://open.wenmarpro.com/bulletins/10002959"}],"url":"https://open.wenmarpro.com/makes/mercedes-benz/m-class/2001/bulletins?code=P0173"},"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/mercedes-benz/m-class/2001/codes/P0173","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."]}