{"nhtsa_id":52458,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1997-08-14","date":"1997-03-10","document_id":"004/97","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)","mfr_system":null,"summary":"MIL ILLUMINATION - P0470 STORED IN MEMORY. *TW","document":null,"url":"https://open.wenmarpro.com/bulletins/52458","components":[{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null},{"id":"egr-valve","name":"EGR valve","parent":"exhaust-emissions"}],"codes":["P0470"],"topics":[],"vehicles":[{"make":"MAZDA","model":"MIATA","year_from":1996,"year_to":1996,"match":null,"vehicle_ids":[]},{"make":"MAZDA","model":"MX-5 MIATA","year_from":1996,"year_to":1996,"match":"base","vehicle_ids":["1996_mazda_mx-5"]}],"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":[]}