Control Valve Assembly: Disassembly

• Disassemble upper, inter and lower bodies.

Bolt length, number and location: 

Fig 1: Bolt Length & Number Specification Chart

Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 2: Identifying Bolt Location

Courtesy of NISSAN MOTOR CO., U.S.A.

1. Remove bolts A, D and F, and remove oil strainer from control valve assembly.
   Fig 3: Removing Bolts

   Courtesy of NISSAN MOTOR CO., U.S.A.
2. Remove solenoid valve assembly and line pressure solenoid valve from control valve assembly.
   • Be careful not to lose the line pressure solenoid valve spring. 
   Fig 4: Removing Solenoid Valve Assembly

   Courtesy of NISSAN MOTOR CO., U.S.A.
3. Remove O-rings from solenoid valves and terminal body.
   Fig 5: Removing O-Rings From Solenoid Valves

   Courtesy of NISSAN MOTOR CO., U.S.A.
4. Place upper body face down, and remove bolts B, C and F.
   Fig 6: Removing Bolts

   Courtesy of NISSAN MOTOR CO., U.S.A.
5. Remove lower body from inter body.
   Fig 7: Removing Lower Body From Inter Body

   Courtesy of NISSAN MOTOR CO., U.S.A.
6. Turn over lower body, and accumulator support plates.
   Fig 8: Turning Over Lower Body & Accumulator Support Plates

   Courtesy of NISSAN MOTOR CO., U.S.A.
7. Remove bolts E, separating plate and separating gaskets from lower body.
8. Remove check balls, oil cooler relief valve springs and T/C pressure holding spring from lower body.
   • Be careful not to lose steel balls and relief valve springs. 
   Fig 9: Removing Check Balls

   Courtesy of NISSAN MOTOR CO., U.S.A.
9. Remove inter body from upper body.
10. Remove pilot filter, separating plate and gaskets from upper body.
    Fig 10: Removing Inter Body

    Courtesy of NISSAN MOTOR CO., U.S.A.
11. Check to see that steel balls are properly positioned in inter body and then remove them.
    • Be careful not to lose steel balls. 
    Fig 11: Checking Steel Balls (1 Of 2)

    Courtesy of NISSAN MOTOR CO., U.S.A.
12. Check to see that steel balls are properly positioned in upper body and then remove them.
    • Be careful not to lose steel balls. 
    Fig 12: Checking Steel Balls (2 Of 2)

    Courtesy of NISSAN MOTOR CO., U.S.A.