{"nhtsa_id":10163455,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-08-07","date":"2019-07-16","document_id":"TSBENG206","mfr_campaign":null,"replaces":null,"component":"ENGINE; ELECTRICAL SYSTEM:SOFTWARE","mfr_system":null,"summary":"TSB: 1.6T GDI ULEV MIL ON LOGIC IMPROVEMENT FOR P0128 - This bulletin provides the procedure to improve the logic of the ECU (Electronic Control Unit) on some 2016-2017MY Optima (JFa) 1.6T GDI ULEV DCT vehicles, produced from September 28, 2015 through September 03, 2016, which exhibit a MIL (Malfunction Indicator Lamp) illuminated with DTC P0128, even though there are no system faults.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10163455-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10163455-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10163455","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null},{"id":"software","name":"Software","parent":"electrical"}],"codes":["P0128"],"topics":[],"vehicles":[{"make":"KIA","model":"OPTIMA","year_from":2016,"year_to":2017,"match":"exact","vehicle_ids":["2016_kia_optima","2017_kia_optima"]}],"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":[]}