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Home >> Subaru >> 2017 >> Forester 2.0XT Touring >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Engine Cooling System (H4DOTC) >> Water Pipe Assembly >> Installation >> Water Pipe Assembly LH

Water Pipe Assembly LH

  1. Set the water pipe assembly LH on the engine, and connect the water pipe hose LH (D) to the oil pan upper.
  2. Connect the side engine oil cooler hose B (C) to the water pipe assembly LH.
  3. Install the bolt (B) which secures the water pipe assembly LH to the cylinder head LH.

    Tightening torque: 

    6.4 N.m (0.7 kgf-m, 4.7 ft-lb)

  4. Install the rear oxygen sensor connector (A) to the water pipe assembly LH.
    Fig 1: Identifying Water Pipe Assembly Components
    G09480770Courtesy of SUBARU OF AMERICA, INC.
  5. Lower the vehicle.
  6. Support the engine with a lifting device and wire ropes.
    Fig 2: Supporting Engine With Lifting Device
    G08316851Courtesy of SUBARU OF AMERICA, INC.
  7. Lift the engine, and remove the ST.
    CAUTION: When lifting up the engine, pay attention to the clearance of each part and be careful not to lift the engine too much, in order to prevent damaging the vehicle.

    ST 18632AA020 STAND ASSY 

    Fig 3: Removing ST Between Engine Mount And Front Crossmember
    G09480373Courtesy of SUBARU OF AMERICA, INC.
  8. Lower the engine and remove the lifting device and wire ropes.
    Fig 4: Removing Lifting Device
    G08316851Courtesy of SUBARU OF AMERICA, INC.
  9. Install the bolt which secures the transmission harness stay to the CVT.

    Tightening torque: 

    16 N.m (1.6 kgf-m, 11.8 ft-lb)

    Fig 5: Locating Transmission Harness Stay Bolt
    G11264562Courtesy of SUBARU OF AMERICA, INC.
  10. Install the pitching stopper.

    Tightening torque: 

    T1: 50 N.m (5.1 kgf-m, 36.9 ft-lb)

    T2: 58 N.m (5.9 kgf-m, 42.8 ft-lb)

    Fig 6: Locating Pitching Stopper Nut And Bolt
    G11264578Courtesy of SUBARU OF AMERICA, INC.
  11. Connect the preheater hose (A) and the heater outlet hose (B) to the water pipe assembly LH.
    Fig 7: Identifying Preheater Hose And Outlet Hose
    G09480763Courtesy of SUBARU OF AMERICA, INC.
  12. Install the bolt which secures the water pipe assembly LH to the cylinder head LH.

    Tightening torque: 

    6.4 N.m (0.7 kgf-m, 4.7 ft-lb)

    Fig 8: Locating Water Pipe Assembly Bolt
    G09480764Courtesy of SUBARU OF AMERICA, INC.
  13. Install the intercooler. Ref. to INTAKE (INDUCTION) (H4DOTC)>Intercooler>INSTALLATION .
  14. Lift up the vehicle.
  15. Install the nuts which hold the engine mounting to the front crossmember.
    NOTE:
    • Make sure that locators (a) of the engine mounting are securely inserted.
    • Use a new nut.

    Tightening torque: 

    60 N.m (6.1 kgf-m, 44.3 ft-lb)

    Fig 9: Locating Engine Mounting Nuts
    G11264579Courtesy of SUBARU OF AMERICA, INC.
  16. Install the front exhaust pipe. Ref. to EXHAUST(H4DOTC)>Front Exhaust Pipe>INSTALLATION .
  17. Install the air intake duct (rear). Ref. to INTAKE (INDUCTION) (H4DOTC)>Air Intake Duct>INSTALLATION .
  18. Connect the battery ground terminal. Ref. to NOTE>NOTE>BATTERY .
  19. Fill engine coolant. Ref. to COOLING (H4DOTC)>Engine Coolant>REPLACEMENT>FILLING OF ENGINE COOLANT .
  20. Install the collector cover.
  21. Change the installation position of the front hood damper from (B) to (A).

    Tightening torque: 

    20 N.m (2.0 kgf-m, 14.8 ft-lb)

    Fig 10: Changing Front Hood Damper Mounting Position From (A) To (B)
    G09476521Courtesy of SUBARU OF AMERICA, INC.
  22. Align the alignment marks (A), and install the front hood striker to the front hood.

    Tightening torque: 

    33 N.m (3.4 kgf-m, 24.3 ft-lb)

    Fig 11: Aligning Alignment Marks On Front Hood Striker To Front Hood
    G09475947Courtesy of SUBARU OF AMERICA, INC.
  23. Install the bracket - grille UPR, and the grille assembly - front CTR. Ref. to EXTERIOR/INTERIOR TRIM>Front Grille>INSTALLATION .