LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Subaru >> 2004 >> Baja Base, Automatic >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission >> Control Valve Body >> Assembly
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Control Valve Body: Assembly

  1. Install a new seal ring to piston.
    Fig 1: Installing Seal Ring To Piston
    G00917555Courtesy of SUBARU OF AMERICA, INC.
  2. Apply ATF to the seal ring.
  3. Insert the piston fully into upper valve body.
    Fig 2: Inserting Piston Fully Into Upper Valve Body
    G00917556Courtesy of SUBARU OF AMERICA, INC.
  4. Install the spring and four steel balls to specified positions of upper valve body.
    Fig 3: Installing Spring & Steel Balls To Positions Of Upper Valve Body
    G00917557Courtesy of SUBARU OF AMERICA, INC.
  5. Align the hole in side plate with the hole in separator plate, and then install support plate and upper separator plate to middle valve body.
    1. Tightening torque: 8 N.m (0.8 kgf.m, 5.8 ft.lb) 
    Fig 4: Aligning Hole In Side Plate With Hole In Separator Plate
    G00917558Courtesy of SUBARU OF AMERICA, INC.
  6. Insert six steel balls in their proper positions to middle valve body.
    Fig 5: Inserting Steel Balls In Proper Positions To Middle Valve Body
    G00917559Courtesy of SUBARU OF AMERICA, INC.
  7. Install three filters to lower valve body.
    NOTE: Pay attention to the location of filters.
    Fig 6: Installing Filters To Lower Valve Body
    G00917560Courtesy of SUBARU OF AMERICA, INC.
  8. Install the lower separate plate to lower valve body.
    Fig 7: Installing Lower Separate Plate To Lower Valve Body
    G00917561Courtesy of SUBARU OF AMERICA, INC.
  9. Temporarily assemble the valve body.
    NOTE: Be careful not to drop the middle valve body and upper body interior steel ball, or the lower body filter.
    Fig 8: Installing Valve Body
    G00917562Courtesy of SUBARU OF AMERICA, INC.
  10. Tighten the bolts and nuts.
    NOTE: Install the bolts (D) from upper valve body side.
    1. Tightening torque: 8 N.m (0.8 kgf.m, 5.8 ft.lb) 
    Fig 9: Installing Bolts From Upper Valve Body Side
    G00917563Courtesy of SUBARU OF AMERICA, INC.
  11. Install the sensor, solenoids and duty solenoids to specified positions.
    Fig 10: Installing Sensor, Solenoids & Duty Solenoids To Positions
    G00917564Courtesy of SUBARU OF AMERICA, INC.
  12. Tighten the bolts.
    1. Tightening torque: 8 N.m (0.8 kgf.m, 5.8 ft.lb) 
    Fig 11: Tightening Bolts
    G00917565Courtesy of SUBARU OF AMERICA, INC.
  13. Install oil strainer to lower valve body.
    1. Tightening torque: 8 N.m (0.8 kgf.m, 5.8 ft.lb) 
    Fig 12: Installing Oil Strainer To Lower Valve Body
    G00917566Courtesy of SUBARU OF AMERICA, INC.