September 20, 2018 Service bulletin

Product improvement campaign (PI1802A1) update - dealer service manager letter

Kia technical service bulletin VPI1802A1_DSM for 2014-2015 Kia Optima.

Bulletin number: VPI1802A1_DSM
Component: Electrical system: software
Summary: PRODUCT IMPROVEMENT CAMPAIGN (PI1802A1) UPDATE - DEALER SERVICE MANAGER LETTER - As announced in July 2018, Kia Motors America, Inc. has been conducting a Product Improvement Campaign (PI1802) to perform a software update to protect the engine from excessive connecting rod bearing damage by utilizing a Knock Sensor Detection System (?KSDS?) on certain Kia vehicles. Since the launch of this Product Improvement Campaign, Kia has become aware that the KSDS software version installed on 2014~2015 MY Optima vehicles before September 7, 2018 has an error and requires the installation of a new corrected software.

Owners of these vehicles have filed 195 complaints in the electrical category.

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