Crankshaft Position Sensor: Removal

Remove the collector cover.
NOTE: Follow the steps below when removing the collector cover.
1. Pull up the two points at the rear (A).
2. Pull up the two points at the front (B) while moving them forward.
  
  Fig 1: Removing Collector Cover
  Courtesy of SUBARU OF AMERICA, INC.
Disconnect the ground cable from battery.
Loosen the clamp (A) which connects the air intake boot assembly.
Loosen the bolt (B) which secures the air intake boot assembly to the collector cover bracket.

Fig 2: Identifying Air Intake Boot Assembly Clamp And Bolt
Courtesy of SUBARU OF AMERICA, INC.
Remove the air intake boot assembly, and move it to the left side wheel apron.

Fig 3: Identifying Air Intake Boot Assembly
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 Mounting Bolt
Courtesy of SUBARU OF AMERICA, INC.
Disconnect the connector from the crankshaft position sensor.