{"vehicle":{"id":"2011_infiniti_qx56","year":2011,"make":"Infiniti","model":"QX56"},"code":"B2420","generic":false,"description":null,"bulletins":{"as_of":"2026-10-19","count":1,"bulletins":[{"nhtsa_id":10192476,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-05-10","date":"2014-11-20","document_id":"ITB14054","mfr_campaign":null,"component":"EQUIPMENT; STRUCTURE:BODY:DOOR; STRUCTURE","summary":"SERVICE INFORMATION If the auto back door will not operate automatically (operates only in manual mode), first note some conditions that may cause this: * Is DTC B2420 set as \"current\" in the back door control unit? If the auto back door \"CLOSE SW\" (close switch) state does not change from ON to OFF after 3 attempts to close the auto back door, B2420 will be set and the auto feature will be disabled. Please see this bulletin for further details.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10192476-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2014/MC-10192476-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10192476"}],"url":"https://open.wenmarpro.com/makes/infiniti/qx56/2011/bulletins?code=B2420"},"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/infiniti/qx56/2011/codes/B2420","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."]}