{"nhtsa_id":10199451,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-08-02","date":"2021-07-23","document_id":"PI1803_TSB_R6","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"TECHNICAL SERVICE BULLETIN - PRODUCT IMPROVEMENT CAMPAIGN PI1803_TSB_R6: KNOCK SENSOR DETECTION SYSTEM - ECU - LOGIC IMPROVEMENT (PI1803) - This bulletin has been revised to include additional information. This bulletin provides information related to a software update to the Engine Control Unit (ECU) to install the Knock Sensor Detection System (KSDS) in order to protect the engine from excessive connecting rod bearing damage.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10199451-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10199451-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10199451","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"software","name":"Software","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"KIA","model":"OPTIMA","year_from":2011,"year_to":2014,"match":"exact","vehicle_ids":["2011_kia_optima","2012_kia_optima","2013_kia_optima","2014_kia_optima"]},{"make":"KIA","model":"SORENTO","year_from":2012,"year_to":2014,"match":"exact","vehicle_ids":["2012_kia_sorento","2013_kia_sorento","2014_kia_sorento"]},{"make":"KIA","model":"SPORTAGE","year_from":2011,"year_to":2013,"match":"exact","vehicle_ids":["2011_kia_sportage","2012_kia_sportage","2013_kia_sportage"]}],"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":[]}