Crankshaft Position Sensor: Removal

Remove the collector cover.
Disconnect the ground cable from battery.
Disconnect the brake booster vacuum hose from the intake manifold.

Fig 1: Identifying Brake Booster Vacuum Hose
Courtesy of SUBARU OF AMERICA, INC.
Loosen the clamp (A) which connects air intake chamber to throttle body.
Loosen the clamp (B) which connects intake boot to air intake chamber.
Remove the bolt (C) which secures air intake chamber and collector cover bracket to the stay.

Fig 2: Identifying Air Intake Chamber Clamps And Bolt
Courtesy of SUBARU OF AMERICA, INC.
Remove the air intake chamber, and move it to the left side wheel apron.

Fig 3: Identifying Air Intake Chamber
Courtesy of SUBARU OF AMERICA, INC.
Remove the throttle body from the intake manifold.
NOTE: Do not disconnect the inlet and outlet hoses of engine coolant.
Remove the service hole plug.

Fig 4: Locating Service Hole Plug
Courtesy of SUBARU OF AMERICA, INC.
Remove the crankshaft position sensor.

Fig 5: Locating Crankshaft Position Sensor Bolt
Courtesy of SUBARU OF AMERICA, INC.
Disconnect the connector from the crankshaft position sensor.