{"nhtsa_id":10176187,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-06-06","date":"2020-05-11","document_id":"20-FL-003H","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"Certain 2016-2019 Sonata Hybrid (LF HEV) vehicles may experience check engine light illumination with DTC P0456 - Evaporative System (EVAP) - Very Small Leak stored. Salt particulate deposit can form inside the Natural Vacuum Leak Detection (NVLD) sensor which may cause intermittent operation prompting the DTC P0456 and check engine light. This bulletin provides the procedure to replace the NVLD sensor with an updated Air Filter Kit to help prevent entry of the salt particulates.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10176187-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10176187-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10176187","components":[{"id":"engine","name":"Engine","parent":null}],"codes":["P0456"],"topics":[],"vehicles":[{"make":"HYUNDAI","model":"SONATA HYBRID","year_from":2016,"year_to":2019,"match":"base","vehicle_ids":["2016_hyundai_sonata","2017_hyundai_sonata","2018_hyundai_sonata","2019_hyundai_sonata"]}],"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":[]}