Knock Sensor, Removing And Installing: Removing

Cylinder Bank 1 (Right): 

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-- Remove the cylinder "2" FSI fuel injector. Refer to FUEL INJECTORS, REMOVING AND INSTALLING, FSI FUEL INJECTION .

-- Remove the connector -arrow- from the bracket, disconnect it, and free up the wire.

Cylinder Bank 2 (Left): 

Fig 1: Identifying Knock Sensor 1 -G61- Cylinder Bank 1 (right)

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-- Remove the cylinder "5" FSI fuel injector. Refer to FUEL INJECTORS, REMOVING AND INSTALLING, FSI FUEL INJECTION .

-- Remove the connector -arrow- from the bracket, disconnect it, and free up the wire.

Continuation for Both Sides: 

Fig 2: Identifying Bolt -1- For Knock Sensor 1 -G61- Or The Bolt -2- For Knock Sensor 2 -G66-

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-- Remove the bolt -1- for Knock Sensor 1 -G61- or the bolt -2- for the Knock Sensor 2 -G66- and then remove the knock sensor.