Intake Manifold: Disassembly

Remove the intake manifold protector RH from intake manifold.

Fig 1: Locating Intake Manifold Protector RH And Intake Manifold
Courtesy of SUBARU OF AMERICA, INC.
Disconnect front oxygen (A/F) sensor connector (A) and rear oxygen sensor connector (B) from the intake manifold protector LH, and also remove clip (C) which holds the engine harness.

Fig 2: Identifying Front Oxygen (A/F) Sensor Connector (A), Rear Oxygen Sensor Connector And Intake Manifold Protector
Courtesy of SUBARU OF AMERICA, INC.
Remove the engine ground terminal from the intake manifold protector LH, and remove the intake manifold protector LH from the intake manifold.

Fig 3: Locating Bolts And Intake Manifold Protector LH
Courtesy of SUBARU OF AMERICA, INC.
Remove the filter assembly.

Fig 4: Removing Filter Assembly
Courtesy of SUBARU OF AMERICA, INC.
Disconnect the vacuum hose from the intake manifold and fuel delivery pipe.

Fig 5: Locating Intake Manifold And Fuel Delivery Pipe Vacuum Hose
Courtesy of SUBARU OF AMERICA, INC.
Disconnect the connector from the manifold absolute pressure sensor, and remove the solenoid valve bracket assembly from the intake manifold.

Fig 6: Locating Manifold Absolute Pressure Sensor Connector And Mounting Bolt
Courtesy of SUBARU OF AMERICA, INC.
Disconnect the connectors from the purge control solenoid valves 1 and 2.

Fig 7: Locating Purge Control Solenoid Valves Connectors
Courtesy of SUBARU OF AMERICA, INC.
Remove the throttle body from the intake manifold.

Fig 8: Locating Throttle Body Intake Manifold Mounting Bolts
Courtesy of SUBARU OF AMERICA, INC.
Disconnect the connector from the fuel injector and tumble generator valve assembly.

Fig 9: Locating Fuel Injector Connector
Courtesy of SUBARU OF AMERICA, INC.
Remove the bolts which secure the fuel delivery pipe assembly to the intake manifold, and disconnect the pressure regulator vacuum hose from the intake manifold.

Fig 10: Locating Fuel Delivery Pipe Assembly Mounting Bolts
Courtesy of SUBARU OF AMERICA, INC.
Remove the bolts which hold fuel pipe onto intake manifold.

Fig 11: Locating Fuel Pipe Mounting Bolts
Courtesy of SUBARU OF AMERICA, INC.
Remove the fuel injector.

Fig 12: Removing Fuel Injector
Courtesy of SUBARU OF AMERICA, INC.
Disconnect vacuum hose (A), vacuum control hose (B) and brake booster vacuum hose (C) from the intake manifold.

Fig 13: Identifying Vacuum Hose, Vacuum Control Hose And Brake Booster Vacuum Hose
Courtesy of SUBARU OF AMERICA, INC.
Remove the bolts which secure the fuel delivery pipe to the intake manifold, loosen the clamps which hold the fuel hose to the fuel delivery pipe, and remove the fuel delivery pipe and fuel pipe.

Fig 14: Locating Fuel Delivery Pipe Mounting Bolts
Courtesy of SUBARU OF AMERICA, INC.
Remove the nipple from the intake manifold.

Fig 15: Locating Intake Manifold Nipple (Model With Integrated Plate)
Courtesy of SUBARU OF AMERICA, INC.
Remove the tumble generator valve assembly from the intake manifold.

Fig 16: Locating Tumble Generator Valve Assembly Mounting Bolts
Courtesy of SUBARU OF AMERICA, INC.