Knock Sensor: Removal

WARNING: This page is about a different car, the 2012 Subaru Forester. However, it is still accessible from the selected car via links, so may be relevant.

Remove the collector cover.
Disconnect the ground cable from battery.

Fig 1: Disconnecting Ground Cable From Battery
Courtesy of SUBARU OF AMERICA, INC.
Remove the intercooler. < Ref. to REMOVAL , Intercooler. >
Disconnect the connector from the knock sensor.

Fig 2: Locating Knock Sensor Connector
Courtesy of SUBARU OF AMERICA, INC.
Remove the knock sensor from cylinder block.

Fig 3: Locating Knock Sensor From Cylinder Block
Courtesy of SUBARU OF AMERICA, INC.