Repair Procedures: Removal

Turn the ignition switch OFF and disconnect the battery negative (-) cable.
Remove the engine room under cover.
(Refer to "ENGINE ROOM UNDER COVER ")
Disconnect the knock sensor connector (A).

Fig 1: Identifying Knock Sensor Connector
Courtesy of KIA MOTORS AMERICA, INC.
Remove the mounting bolt (A), and then remove the sensor (B) from the cylinder block.

Fig 2: Identifying Sensor And Mounting Bolt
Courtesy of KIA MOTORS AMERICA, INC.