{"nhtsa_id":10020868,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2007-01-24","date":"2005-09-07","document_id":"04105","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE","mfr_system":null,"summary":"ECM CALIBRATION UPDATE. MIL ON DTC P0420 AND/OR P0430. *KB","document":null,"url":"https://open.wenmarpro.com/bulletins/10020868","components":[{"id":"engine","name":"Engine","parent":null}],"codes":["P0420","P0430"],"topics":[],"vehicles":[{"make":"TOYOTA","model":"HIGHLANDER","year_from":2001,"year_to":2003,"match":"exact","vehicle_ids":["2001_toyota_highlander","2002_toyota_highlander","2003_toyota_highlander"]}],"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":[]}