Kia Optima 2011–2014 — technical service bulletin
Bulletin VPI1803_QA · NHTSA communication 10147449 · issued Oct 25, 2018
Technical service bulletin
communication type
Electrical System
component
2011–2014
model years
10
vehicle entries
Official summary
PRODUCT IMPROVEMENT CAMPAIGN (PI1803) - QUESTIONS AND ANSWERS - ENGINE CONTROL UNIT (ECU) SOFTWARE UPDATE - This document is the Q & A for the new Product Improvement Campaign to provide information regarding a software update to the Engine Control Unit (ECU) 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.