Oil Pump Assembly (Fa20): Disassembly

Oil filter removal (Refer to OIL & OIL FILTER (FA20) )
Oil filter union removal (Refer to OIL & OIL FILTER (FA20) )

Fig 1: Locating Engine Oil Pressure Switch Assembly
Courtesy of SUBARU OF AMERICA, INC.
Engine oil pressure switch assembly removal
1. Remove the engine oil pressure switch assembly.
Fig 2: Removing Engine Oil Temperature Sensor
Courtesy of SUBARU OF AMERICA, INC.
Engine oil temperature sensor removal
1. Remove the engine oil temperature sensor.
Fig 3: Locating Camshaft Position Sensor Bolt (Bank 1 Intake Side)
Courtesy of SUBARU OF AMERICA, INC.
Cam position sensor removal (bank 1 intake side)
1. Remove the bolt, and remove the camshaft position sensor.
2. Remove the O-ring from the camshaft position sensor.
Fig 4: Locating Camshaft Position Sensor Bolt (Bank 1 Exhaust Side)
Courtesy of SUBARU OF AMERICA, INC.
Cam position sensor removal (bank 1 exhaust side)
1. Remove the bolt, and remove the camshaft position sensor.
2. Remove the O-ring from the camshaft position sensor.
Fig 5: Locating Camshaft Position Sensor Bolt (Bank 2 Intake Side)
Courtesy of SUBARU OF AMERICA, INC.
Cam position sensor removal (bank 2 intake side)
1. Remove the bolt, and remove the camshaft position sensor.
2. Remove the O-ring from the camshaft position sensor.
Fig 6: Locating Camshaft Position Sensor Bolt (Bank 2 Exhaust Side)
Courtesy of SUBARU OF AMERICA, INC.
Cam position sensor removal (bank 2 exhaust side)
1. Remove the bolt, and remove the camshaft position sensor.
2. Remove the O-ring from the camshaft position sensor.
Fig 7: Locating Camshaft Timing Oil Control Valve Assembly Bolt (Bank 1 Intake Side)
Courtesy of SUBARU OF AMERICA, INC.
Removal of camshaft timing oil control valve assembly (bank 1 intake side)
1. Remove the two bolts and remove the cam timing oil control valve assembly (bank 1 intake side).
  
  Fig 8: Locating Camshaft Timing Oil Control Valve Assembly O-Ring
  Courtesy of SUBARU OF AMERICA, INC.
2. Remove the O-ring from the camshaft timing oil control valve assembly.
Fig 9: Locating Camshaft Timing Oil Control Valve Assembly Bolt (Bank 1 Exhaust Side)
Courtesy of SUBARU OF AMERICA, INC.
Removal of camshaft timing oil control valve assembly (bank 1 exhaust side)
1. Remove the two bolts and remove the cam timing oil control valve assembly (bank 1 intake side).
  
  Fig 10: Locating Camshaft Timing Oil Control Valve Assembly O-Ring
  Courtesy of SUBARU OF AMERICA, INC.
2. Remove the O-ring from the camshaft timing oil control valve assembly.
  
  Fig 11: Locating Camshaft Timing Oil Control Valve Assembly Bolts (Bank 2 Intake Side)
  Courtesy of SUBARU OF AMERICA, INC.
Removal of camshaft timing oil control valve assembly (bank 2 intake side)
1. Remove the two bolts and remove the cam timing oil control valve assembly (bank 1 intake side).
  
  Fig 12: Locating Camshaft Timing Oil Control Valve Assembly O-Ring
  Courtesy of SUBARU OF AMERICA, INC.
2. Remove the O-ring from the camshaft timing oil control valve assembly.
  
  Fig 13: Locating Cam Timing Oil Control Valve Assembly Bolts (Bank 2 Exhaust Side)
  Courtesy of SUBARU OF AMERICA, INC.
Removal of camshaft timing oil control valve assembly (bank 2 exhaust side)
1. Remove the two bolts and remove the cam timing oil control valve assembly (bank 1 intake side).
  
  Fig 14: Locating Camshaft Timing Oil Control Valve Assembly O-Ring
  Courtesy of SUBARU OF AMERICA, INC.
2. Remove the O-ring from the camshaft timing oil control valve assembly.