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Tumble Generator Valve Assembly: Removal

  1. Release the fuel pressure. Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DO) > Fuel >  RELEASING OF FUEL PRESSURE   .
  2. Disconnect the ground cable from battery.
  3. Open the fuel filler lid and remove the fuel filler cap.
  4. Remove the intake manifold. Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DO) > Intake Manifold >  REMOVAL   .
  5. Disconnect the connector (A) from the tumble generator valve assembly.
  6. Remove the tumble generator valve assembly from the cylinder head.
    • RH side
    Fig 1: Identifying Tumble Generator Valve Assembly Connector (RH Side)
    G08315437Courtesy of SUBARU OF AMERICA, INC.
    • LH side
    Fig 2: Identifying Tumble Generator Valve Assembly Connector (LH Side)
    G08315436Courtesy of SUBARU OF AMERICA, INC.
  7. Remove the cylinder head plate from cylinder head.
    Fig 3: Locating Cylinder Head Plate
    G09475567Courtesy of SUBARU OF AMERICA, INC.