Kia Optima 2014–2016 — technical service bulletin
Bulletin VPI1802_TSB_R3 · NHTSA communication 10152902 · issued Dec 4, 2018
Technical service bulletin
communication type
Electrical System
component
2014–2016
model years
8
vehicle entries
Official summary
VEHICLE PRODUCT IMPROVEMENT CAMPAIGN - KNOCK SENSOR DETECTION SYSTEM - ECU LOGIC IMPROVEMENT (PI1802) - 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
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.