{"nhtsa_id":10007681,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2004-07-08","date":"2004-08-03","document_id":"04022","mfr_campaign":null,"replaces":"04022A","component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"MALFUNCTION INDICATOR LAMP ON WITH DIAGNOSTIC TROUBLE CODE P1278, P1279 A/F SENSOR B1 RICH-LEAN / LEAN-RICH RESPONSE. *TT THIS BULLETIN REPLACES PREVIOUS BULLETIN DATED 05/15/04. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10007681","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":["P1278","P1279"],"topics":[],"vehicles":[{"make":"INFINITI","model":"QX56","year_from":2004,"year_to":2004,"match":"exact","vehicle_ids":["2004_infiniti_qx56"]}],"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":[]}