Intake Manifold: Disassembly

Disconnect engine ground terminal from intake manifold.

Fig 1: Disconnecting Engine Ground Terminal From Intake Manifold
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Disconnect connector from ignition coil and ignitor assembly.

Fig 2: Disconnecting Connector From Ignition Coil And Ignitor Assembly
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Remove ignition coil and ignitor assembly.

Fig 3: Removing Ignition Coil And Ignitor Assembly
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Disconnect connector from intake air temperature and pressure sensor.

Fig 4: Disconnecting Connector From Intake Air Temperature And Pressure Sensor
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Remove intake air temperature and pressure sensor from intake manifold.

Fig 5: Removing Intake Air Temperature And Pressure Sensor
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Disconnect connectors from throttle position sensor and idle air control solenoid valve.

Fig 6: Disconnecting Connectors From Throttle Position Sensor And Idle Air Control Solenoid Valve
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Disconnect air by-pass hose from throttle body.

Fig 7: Disconnecting Air By-Pass Hose From Throttle Body
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Remove throttle body.

Fig 8: Removing Throttle Body
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Disconnect connector from air assist injector solenoid valve.
Disconnect air by-pass hoses from air assist solenoid valve.

Fig 9: Disconnecting Air By-Pass Hoses From Air Assist Solenoid Valve
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Remove air assist injector solenoid valve from intake manifold.

Fig 10: Removing Air Assist Injector Solenoid Valve From Intake Manifold
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Disconnect pressure regulator vacuum hose from intake manifold.

Fig 11: Disconnecting Pressure Regulator Vacuum Hose From Intake Manifold
Courtesy of SUBARU OF AMERICA, INC.
Disconnect connectors from fuel injectors.

Fig 12: Disconnecting Connectors From Fuel Injectors
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Disconnect connector from purge control solenoid valve.

Fig 13: Disconnecting Connector From Purge Control Solenoid Valve
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Disconnect air by-pass hose from purge control solenoid valve.
Remove harness bands (*) which hold engine harness onto intake manifold.

Fig 14: Removing Harness Bands
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Remove engine harness from intake manifold.
Remove purge control solenoid valve.

Fig 15: Removing Purge Control Solenoid Valve
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Remove bolt which installs injector pipe on intake manifold as shown in figure.

Fig 16: Removing Injector Pipe Bolt
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Remove bolt which installs injector pipe on intake manifold.

Fig 17: Removing Injector Pipe On Intake Manifold Bolt
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Remove two bolts which hold fuel pipes on the left side of intake manifold.

Fig 18: Removing Two Fuel Pipe Bolts
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Remove fuel injectors.
1. Remove fuel injector securing clip.
  
  Fig 19: Removing Fuel Injector Securing Clip
  Courtesy of SUBARU OF AMERICA, INC.
2. Remove fuel injector while lifting up fuel injector pipe.
Fig 20: Removing Fuel Injector
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Disconnect air by-pass hoses from intake manifold.

Fig 21: Disconnecting Air By-Pass Hoses From Intake Manifold
Courtesy of SUBARU OF AMERICA, INC.
Loosen clamp which holds front left side fuel hose to injector pipe and remove the pipe from fuel hose.

Fig 22: Loosening Front Left Side Fuel Hose Clamp
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Loosen clamp which holds front right side fuel hose to injector pipe and remove the pipe from fuel hose.

Fig 23: Loosening Front Right Side Fuel Hose Clamp
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Remove fuel injector pipe.

Fig 24: Removing Fuel Injector Pipe
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Remove bolt which installs fuel pipes on intake manifold.

Fig 25: Removing Fuel Pipes Bolts
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Remove fuel pipe assembly and pressure regulator, from intake manifold.