{"nhtsa_id":10003513,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2003-10-22","date":"2003-08-13","document_id":"03079","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"MALFUNCTION INDICATOR LAMP (MIL) ON WITH DIAGNOSTIC TROUBLE CODE (DTC) P1491. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10003513","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":["P1491"],"topics":[],"vehicles":[{"make":"NISSAN","model":"FRONTIER","year_from":2003,"year_to":2003,"match":"exact","vehicle_ids":["2003_nissan_frontier"]},{"make":"NISSAN","model":"XTERRA","year_from":2003,"year_to":2003,"match":"exact","vehicle_ids":["2003_nissan_xterra"]}],"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":[]}