Fuel Pump Assembly (Fa20/High Fuel Pressure): Installation

1. Apply THREE BOND 1217G to the mating surface of pump drive case Assembly.

   Install the pump drive case Assembly with the three bolts.

   Standard value: T=19N.m {194kgf.cm} {14.0ft.lbf}

   CAUTION:

   • Do not allow the liquid gasket to accumulate in the oil passage in the pump drive case Assembly.
   • Install within 5 min. after applying liquid gasket.
   • Do not fill the engine oil within 2 hour after the installation.
   • Do not start the engine within 2 hour after the installation.
   Fig 1: Identifying Liquid Gasket Diameter

   Courtesy of SUBARU OF AMERICA, INC.

1. Turn the crankshaft until the flat surface of cam faces upward from the fuel pump Assembly installation hole of cam cap.
   NOTE: When installing the fuel pump Assembly, since the cam convex section does not push up the pump drive surface due to the work above, the fuel pump Assembly and fuel delivery pipe No. 2 can be installed easily.
2. Apply engine oil to the pump drive cam and fuel pump lifter portion.
3. Apply new engine oil to the pump drive case Assembly side surface and fuel pump lifter bottom surface, and then install the fuel pump lifter to the pump drive case Assembly.
   Fig 2: Locating Fuel Pump Lifter And Pump Drive Case Assembly

   Courtesy of SUBARU OF AMERICA, INC.

1. Install a new O-ring to the fuel pump Assembly.
2. Install the fuel pump Assembly with the two bolts using a TORX PLUS socket wrench 40IP.

   Standard value: T=21N.m {214kgf.cm} {15.5ft.lbf}

3. Connect the fuel pump connector.

1. Connect the fuel delivery pipe sub-assembly with a new gasket and the union bolt.

   Standard value: T=31N.m {316kgf.cm} {22.9ft.lbf}

(Refer to INSTALLATION )