{"vehicle":{"id":"2019_nissan_frontier","year":2019,"make":"Nissan","model":"Frontier"},"code":"P0174","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":1,"bulletins":[{"nhtsa_id":10158432,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-04-15","date":"2019-03-05","document_id":"NTB19-022","mfr_campaign":null,"component":"EQUIPMENT; FUEL SYSTEM, OTHER","summary":"NISSAN; P0171 AND P0174 SERVICE INFORMATION SERVICE INFORMATION Diagnosis for DTCs P0171 (FUEL SYS LEAN B1) and P0174 (FUEL SYS LEAN B2) have been revised for the APPLIED VEHICLES listed above. When performing diagnosis for either of these DTCs, start by using the SERVICE PROCEDURE section of this bulletin. NOTE: The related Electronic Service Manuals (ESM) will be revised in the future to include these diagnostic steps.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10158432-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10158432-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10158432"}],"url":"https://open.wenmarpro.com/makes/nissan/frontier/2019/bulletins?code=P0174"},"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/nissan/frontier/2019/codes/P0174","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."]}