Repair procedures: Removal

[Knock Sensor #1 (Bank 1)] 

1. Turn the ignition switch OFF and disconnect the battery negative (-) cable.
2. Disconnect the knock sensor connector (A).
   Fig 1: Knock Sensor Connector

   Courtesy of HYUNDAI MOTOR AMERICA
3. Remove the intake manifold.

   (Refer to "INTAKE MANIFOLD ")

4. Remove the installation bolt (A), and then remove the sensor from the cylinder block.
   Fig 2: Sensor And Cylinder Block Installation Bolt

   Courtesy of HYUNDAI MOTOR AMERICA

[Knock Sensor #2 (Bank 2)] 

1. Turn the ignition switch OFF and disconnect the battery negative (-) cable.
2. Disconnect the knock sensor connector (A).
   Fig 3: Knock Sensor Connector

   Courtesy of HYUNDAI MOTOR AMERICA
3. Remove the intake manifold.

   (Refer to "INTAKE MANIFOLD ")

4. Remove the installation bolt (A), and then remove the sensor from the cylinder block.
   Fig 4: Cylinder Block Installation Bolt

   Courtesy of HYUNDAI MOTOR AMERICA