Intake Manifold: Assembly

Install fuel pipe assembly and pressure regulator, etc. to intake manifold.
Tighten bolt which installs fuel pipes on intake manifold.
Tightening torque:

4.9 N.m (0.5 kgf-m, 3.6 ft-lb)

Fig 1: Tightening Fuel Pipes Holding Bolts
Courtesy of SUBARU OF AMERICA, INC.
Connect right side fuel hose to injector pipe, and tighten clamp screw.

Fig 2: Connecting Right Side Fuel Hose Clamp Screw
Courtesy of SUBARU OF AMERICA, INC.
Install fuel injector pipe.
Connect left side fuel hose to injector pipe, and tighten clamp screw.

Fig 3: Connecting Left Side Fuel Hose To Injector Pipe And Tightening Clamp Screw
Courtesy of SUBARU OF AMERICA, INC.
Connect air assist hoses.

Fig 4: Connecting Air Assist Hoses
Courtesy of SUBARU OF AMERICA, INC.
Install fuel injectors.
NOTE: Always use new O-rings.

Fig 5: Installing Fuel Injectors
Courtesy of SUBARU OF AMERICA, INC.
Do not forget to install the fuel injector securing clip.

Fig 6: Installing Fuel Injector Securing Clip
Courtesy of SUBARU OF AMERICA, INC.
Tighten bolt which installs injector pipe on intake manifold.
Tightening torque:

5.0 N.m (0.51 kgf-m, 3.7 ft-lb)

Fig 7: Installing Injector Pipe Holding Bolts
Courtesy of SUBARU OF AMERICA, INC.

Tightening torque:

19 N.m (1.9 kgf-m, 13.7 ft-lb)

Fig 8: Tightening Injector Pipe Holding Bolts
Courtesy of SUBARU OF AMERICA, INC.
Tighten two bolts which install fuel pipes on the left side of intake manifold.
Tightening torque:

5.0 N.m (0.51 kgf-m, 3.7 ft-lb)

Fig 9: Tightening Fuel Pipes Holding Bolts On Left Side Of Intake Manifold
Courtesy of SUBARU OF AMERICA, INC.
Install purge control solenoid valve.
Tightening torque:

19 N.m (1.9 kgf-m, 14.1 ft-lb)

Fig 10: Installing Purge Control Solenoid Valve
Courtesy of SUBARU OF AMERICA, INC.
Connect hoses to purge control solenoid valve.
CAUTION: Connect evaporation hoses as shown in Fig 11.

Fig 11: Connecting Evaporation Hoses
Courtesy of SUBARU OF AMERICA, INC.
Install engine harness onto intake manifold.
Connect connectors to fuel injectors and purge control solenoid valve.
Hold engine harness by harness bands (A).

Fig 12: Connecting Connectors To Fuel Injectors And Purge Control Solenoid Valve
Courtesy of SUBARU OF AMERICA, INC.

NOTE: Do not use harness band on harnesses where they are supposed to be protected by the fuel pipe protector.
Install fuel pipe protector RH.
Tightening torque:

19 N.m (1.9 kgf-m, 13.7 ft-lb)

Fig 13: Installing Fuel Pipe Protector RH
Courtesy of SUBARU OF AMERICA, INC.
Install fuel pipe protector LH.
Tightening torque:

19 N.m (1.9 kgf-m, 13.7 ft-lb)

Fig 14: Installing Fuel Pipe Protector LH
Courtesy of SUBARU OF AMERICA, INC.
Connect pressure regulator vacuum hose to intake manifold.

Fig 15: Connecting Pressure Regulator Vacuum Hose To Intake Manifold
Courtesy of SUBARU OF AMERICA, INC.
Install air assist injector solenoid valve to bracket.
< Ref. to , INSTALLATION , Air Assist Injector Solenoid Valve. >
Install EGR valve.
< Ref. to , INSTALLATION , EGR Valve. >
Install throttle body to intake manifold.
< Ref. to , INSTALLATION , Throttle Body. >
Install ignition coil and ignitor assembly.
Tightening torque:

6.4 N.m (0.65 kgf-m, 4.7 ft-lb)

Fig 16: Installing Ignition Coil And Ignitor Assembly
Courtesy of SUBARU OF AMERICA, INC.
Connect connector to ignition coil and ignitor assembly.
Install engine ground terminal to intake manifold.
Tightening torque:

19 N.m (1.9 kgf-m, 13.7 ft-lb)

Fig 17: Installing Engine Ground Terminal To Intake Manifold
Courtesy of SUBARU OF AMERICA, INC.