Knock Sensor: Removal

WARNING: This page is about a different car, the 2007 Subaru Outback. However, it is still accessible from the selected car via links, so may be relevant.

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

Fig 1: Removing Collector Cover
Courtesy of SUBARU OF AMERICA, INC.
Remove the intake manifold. <Ref. to REMOVAL , Intake Manifold .>
Disconnect the knock sensor connector.
Remove the knock sensor from the cylinder block.

Fig 2: Locating Knock Sensor And Cylinder Block
Courtesy of SUBARU OF AMERICA, INC.