Turn the ignition switch OFF and disconnect the battery negative (-) cable.
Disconnect the knock sensor connector (A).
Remove the starter.
<a href="content.asp?vehicletype=Passenger&mfrcode=KM&area=KME&langcode=ENG&modelid=JD12&modelyr=2013&mmctype=en&mmcid=349&group=SHOP&pdftype=&cat1=2013+%3E+D+1%2E4+TCI%2DU2&ec=&firstnodedesc=Engine+Electrical+System&sitinfolist=11%5E1130%5E11300100%5Enone%5E801%5E1%5EENG%5EKM%5EJD12%5E2013%5Een%5E348%5Enone%5Enone%5Enone%5ESHOP%5E%2411%5E1130%5E11300100%5Enone%5E801%5E2%5EENG%5EKM%5EJD12%5E2013%5Een%5E348%5Enone%5Enone%5Enone%5ESHOP%5E%2411%5E1130%5E11300100%5Enone%5E801%5E4%5EENG%5EKM%5EJD12%5E2013%5Een%5E348%5Enone%5Enone%5Enone%5ESHOP%5E%2411%5E1130%5E11300100%5Enone%5E801%5E3%5EENG%5EKM%5EJD12%5E2013%5Een%5E348%5Enone%5Enone%5Enone%5ESHOP%5E%24" target="_blank">(Refer to Engine Electrical System - “Starter")</a>
Remove the installation bolt (B), and then remove the sensor from the cylinder block.