Removal - 1.6L

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Remove air cleaner assembly cover.
Disconnect the negative battery cable.
Disconnect the electrical connector for the sensor.

Fig 1: Identifying Wiring Connector
Courtesy of DAIMLERCHRYSLER CORP.

Fig 2: Locating Knock Sensor
Courtesy of DAIMLERCHRYSLER CORP.
Remove knock sensor. The knock sensor is located under the intake manifold.