Repair Procedures: Removal

Turn the ignition switch OFF and disconnect the battery negative (-) terminal.
Remove the intake manifold.
(Refer to Engine Mechanical System - "INTAKE MANIFOLD ")
Disconnect the knock sensor connector (A).
[Bank 1]

Fig 1: Disconnecting Knock Sensor Connector (Bank 1)
Courtesy of KIA MOTORS AMERICA, INC.

[Bank 2]

Fig 2: Disconnecting Knock Sensor Connector (Bank 2)
Courtesy of KIA MOTORS AMERICA, INC.
Remove the cross over fuel pipe (A).

Fig 3: Removing Cross Over Fuel Pipe
Courtesy of KIA MOTORS AMERICA, INC.
Remove the installation bolt (A), and then remove the sensor from the cylinder block.

Fig 4: Removing Sensor From Cylinder Block

Courtesy of KIA MOTORS AMERICA, INC.