Repair Procedures: Removal

[Knock Sensor #1 (Bank 1)]

1. Turn the Ignition Switch OFF and disconnect the battery negative (-) terminal.
2. Disconnect the knock sensor connector (A).
   Fig 1: Locating Knock Sensor Connector (Knock Sensor 1 - Bank 1)

   Courtesy of KIA MOTORS AMERICA, INC.
3. Remove the mounting bolt (A), and then remove the sensor from the cylinder block.

Fig 2: Locating Knock Sensor Mounting Bolt

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[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: Locating Knock Sensor Connector (Knock Sensor 2 - Bank 2)

   Courtesy of KIA MOTORS AMERICA, INC.
3. Drain the coolant (Refer to Engine Mechanical System - "COOLANT ").
4. Remove the alternator (Refer to Engine Electrical System - "ALTERNATOR ")
5. Remove the mounting bolt (A), and then remove the sensor from the cylinder block.

Fig 4: Locating Knock Sensor Mounting Bolt

Courtesy of KIA MOTORS AMERICA, INC.