{"nhtsa_id":10105989,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-06-12","date":"2015-11-30","document_id":"SSM72545","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"\"ISSUE: EARLY LIFE OXYGEN SENSOR CONCERNS ON 2016 MODEL YEAR VEHICLES, AFFECTING RANGE ROVER (LG), RANGE ROVER SPORT (LW) AND DISCOVERY 4/LR4 (LA) FITTED WITH EITHER THE 3.0SC AJ126 OR 5.0NA/SC AJ133 ENGINES. CAUSE: PARTS QUALITY ISSUE (OPERATIONAL FAILURE AT SUPPLIER DURING MANUFACTURE OF THE SENSOR).\"","document":null,"url":"https://open.wenmarpro.com/bulletins/10105989","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"LAND ROVER","model":"LR4","year_from":2016,"year_to":2016,"match":"exact","vehicle_ids":["2016_land-rover_lr4"]},{"make":"LAND ROVER","model":"RANGE ROVER","year_from":2016,"year_to":2016,"match":"exact","vehicle_ids":["2016_land-rover_range-rover"]},{"make":"LAND ROVER","model":"RANGE ROVER SPORT","year_from":2016,"year_to":2016,"match":"exact","vehicle_ids":["2016_land-rover_range-rover-sport"]}],"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":[]}