Knock Sensor Replacement Procedure for Kia Rio/Hyundai Accent

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Steps to Replace a Knock Sensor on a 2006-2011 1.6L Kia Rio or Hyundai Accent

1. Locate the knock sensor, which is located under the intake manifold on the back side of the engine: ↗ 0:53

2. Using a 10mm socket, remove the connector bracket bolt and then unplug the knock sensor connector: ↗ 1:07

3. With a 12mm socket, remove the knock sensor mounting bolt from the engine block and remove the knock sensor: ↗ 1:17

4. While holding the sensor connector in your hand, use a flat blade screwdriver to remove the metal bracket from the old sensor: ↗ 1:37

   
   

5. If the bracket is rusty, clean the mounting tab with a file or emery cloth, this will ease the installation of the bracket onto the new sensor

6. Attach the original mounting bracket on the new sensor: ↗ 2:04

7. Insert the mounting bolt into the new knock sensor and thread it into the engine block by hand: ↗ 2:10

8. Using a torque wrench and a 12mm socket, torque sensor to 12-19 ft lbs: ↗ 2:49

   
   

9. With a 10mm socket re-install the bracket to the timing cover and plug in the sensor: ↗ 3:03