LEMON Manuals: Even more car manuals for everyone
Home >> Subaru >> 2019 >> WRX STI Limited >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (Emission Control Systems (Aux. Emission Control Devices) (Except For STI)) >> Leak Check Valve Assembly >> Installation

Leak Check Valve Assembly: Installation

WARNING: This page is about a different variant/trim than selected.
  1. Connect the drain tube A (A) and drain tube B (B) to the leak check valve assembly.
    CAUTION:
    • Check that there is no damage or dust on the quick connector. If necessary, clean the seal surface of the pipe.
    • Make sure that the quick connector is securely connected.
    NOTE: Connect the quick connector as shown in the figure.
    G13258736Courtesy of SUBARU OF AMERICA, INC.
  2. Install the tube clamp to the drain tube A (A) and drain tube B (B).
    G13258737Courtesy of SUBARU OF AMERICA, INC.
  3. Set the leak check valve assembly together with drain tube to the vehicle and install the bolt which holds the leak check valve assembly.

    Tightening torque: 

    7.5 N.m (0.8 kgf-m, 5.5 ft-lb)

  4. Connect the connector (A) to the leak check valve assembly.
    G13258738Courtesy of SUBARU OF AMERICA, INC.
  5. Connect the drain tube (A) to the canister.
    CAUTION:
    • Check that there is no damage or dust on the quick connector. If necessary, clean the seal surface of the pipe.
    • Make sure that the quick connector is securely connected.
    NOTE: Connect the quick connector as shown in the figure.
    G13258739Courtesy of SUBARU OF AMERICA, INC.
  6. Install the tube clamp (B) to the canister bracket A, and install the drain tube to the tube clamp.
    G13258740Courtesy of SUBARU OF AMERICA, INC.
  7. Connect the drain tube to the drain pipe.
    CAUTION:
    • Check that there is no damage or dust on the quick connector. If necessary, clean the seal surface of the pipe.
    • Make sure that the quick connector is securely connected.
    NOTE: Connect the quick connector as shown in the figure.
    G13258741Courtesy of SUBARU OF AMERICA, INC.
    G13258742Courtesy of SUBARU OF AMERICA, INC.
  8. Securely insert the fuel filler hose (A) and evaporation hose (B) until the hose end contacts the spool, then attach the clamp and clip as shown in the figure.

    Tightening torque: 

    2.5 N.m (0.3 kgf-m, 1.8 ft-lb)

    G13258743Courtesy of SUBARU OF AMERICA, INC.
    G13258743Courtesy of SUBARU OF AMERICA, INC.
  9. Lift up the transmission jack gradually, and set the rear differential to the rear sub frame assembly.
    NOTE: When inserting the stud bolt into the bushing portion of the rear sub frame assembly, adjust the angle and location of transmission jack and jack stand.
    G13258745Courtesy of SUBARU OF AMERICA, INC.
  10. Temporarily tighten the self-locking nuts which hold the rear differential to the rear sub frame assembly.
    NOTE: Use a new self-locking nut.
    G13258746Courtesy of SUBARU OF AMERICA, INC.
  11. Set the rear differential member to the rear sub frame assembly and rear differential, and temporarily tighten the self-lock nuts which secure the rear differential member to the rear sub frame assembly and rear differential.
    NOTE: Use a new self-locking nut.
    G13258747Courtesy of SUBARU OF AMERICA, INC.
  12. Remove the transmission jack from the rear differential.
  13. Tighten the self-locking nuts which secure the rear differential member to the rear sub frame assembly and rear differential.

    Tightening torque: 

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

    T2: 110 N.m (11.2 kgf-m, 81.1 ft-lb)

    G13258748Courtesy of SUBARU OF AMERICA, INC.
  14. Tighten the self-locking nuts which secure the rear differential to the rear sub frame assembly.

    Tightening torque: 

    70 N.m (7.1 kgf-m, 51.6 ft-lb)

    G13258749Courtesy of SUBARU OF AMERICA, INC.
  15. Install the propeller shaft. Refer to DRIVE SHAFT SYSTEM>PROPELLER SHAFT>INSTALLATION .
  16. Install the rear exhaust pipe. Refer to EXHAUST (EXCEPT FOR STI)>REAR EXHAUST PIPE>INSTALLATION .
  17. Lower the vehicle.
  18. Connect the ground terminal to battery sensor. Refer to NOTE>NOTE>BATTERY .