1. Disconnect the ground cable from battery.
2. Remove the air intake chamber. (Except for 2.0 L Euro 5 model) 
3. Remove the air intake boot assembly. (2.0 L Euro 5 model)
4. Disconnect the connector from the knock sensor.
• Except for 2.0 L Euro 5 model
• 2.0 L Euro 5 model
5. Remove the knock sensor from cylinder block.
