Intake Manifold: Removal

Release the fuel pressure. < Ref. to RELEASING OF FUEL PRESSURE , PROCEDURE, Fuel. >
Disconnect the ground cable from battery. < Ref. to BATTERY , NOTE, Note. >
NOTE: For the 12 volt engine restart battery, disconnect the ground terminal from 12V engine restart battery sensor.
Remove the collector cover.
1. Carefully pull up the front of collector cover at two positions (A).
2. Carefully pull up the rear of collector cover at two positions (B) while moving it backward.
  NOTE: Be careful not to contact the fuel delivery tube when moving the collector cover rearward.
Open the fuel filler lid and remove the fuel filler cap.
NOTE: This operation is required to release the inner pressure of the fuel tank.

Fig 1: Removing Collector Cover
Courtesy of SUBARU OF AMERICA, INC.
Lift up the vehicle.
Remove the under cover. < Ref. to REMOVAL , Front Under Cover. >
Drain approximately 3.0 L (3.2 US qt, 2.6 Imp qt) of coolant. < Ref. to DRAINING OF ENGINE COOLANT , REPLACEMENT, Engine Coolant. >
Remove the air cleaner case. < Ref. to REMOVAL , Air Cleaner Case. >
Remove the air intake boot No. 2. < Ref. to AIR INTAKE BOOT NO. 2 , REMOVAL, Air Intake Boot. >
Disconnect the connectors (A) from the throttle position sensor.
Disconnect the preheater hose (B) from the throttle body.
Disconnect the preheater hose (C) from the water pipe assembly LH.

Fig 2: Disconnecting Preheater Hose From Throttle Body
Courtesy of SUBARU OF AMERICA, INC.
Disconnect the connector (A) from ISG.
Disconnect the connector (B) from manifold absolute pressure sensor.
Disconnect the PCV hose (C) from the PCV valve.

Fig 3: Disconnecting Connector From ISG
Courtesy of SUBARU OF AMERICA, INC.
Remove the purge control solenoid valve. < Ref. to REMOVAL , Purge Control Solenoid Valve. >
Remove the bolts securing the EGR cooler to the EGR control valve.

Fig 4: Locating Bolts Securing EGR Cooler To EGR Control Valve
Courtesy of SUBARU OF AMERICA, INC.
Remove the intake manifold protector RH.

Fig 5: Locating Intake Manifold Protector RH Bolts
Courtesy of SUBARU OF AMERICA, INC.
Disconnect the fuel delivery pipe from the fuel pipe RH.
CAUTION:
- Be careful not to spill fuel.
- Catch the fuel from the pipes using a container or cloth.
NOTE: Disconnect the quick connector as shown in the figure.

Fig 6: Disconnecting Quick Connector
Courtesy of SUBARU OF AMERICA, INC.

Fig 7: Locating Quick Connector
Courtesy of SUBARU OF AMERICA, INC.
Remove the intake manifold protector LH in the same manner, and disconnect the fuel delivery pipe from> the fuel pipe LH.
Disconnect the fuel delivery tube and evaporation hose.
CAUTION:
- Be careful not to spill fuel.
- Catch the fuel from the tubes using a container or cloth.
1. Disconnect the quick connector (A) of the fuel delivery tube from the fuel pipe assembly, and remove the clip (B) securing the fuel delivery tube.
  NOTE: Disconnect the quick connector as shown in the figure.
  
  Fig 8: Disconnecting Quick Connector
  Courtesy of SUBARU OF AMERICA, INC.
2. Disconnect the evaporation hose (C) from the fuel pipe assembly.
  
  Fig 9: Disconnecting Evaporation Hose From Fuel Pipe Assembly
  Courtesy of SUBARU OF AMERICA, INC.
Remove the bolts which hold the intake manifold to the tumble generator valve assembly.

Fig 10: Locating Intake Manifold Bolts
Courtesy of SUBARU OF AMERICA, INC.
Lift the intake manifold, and disconnect the connector (A) from the EGR control valve.
Disconnect the brake vacuum hose (B) from the intake manifold, and remove the intake manifold.

Fig 11: Disconnecting Brake Vacuum Hose From Intake Manifold
Courtesy of SUBARU OF AMERICA, INC.