Control Valve Assembly: Disassembly

Disassemble upper, inter and lower bodies.

Bolt length, number and location: 

Fig 1: Bolts Specifications

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

f: Reamer bolt and nut.

Fig 2: Locating Bolt Installation Point

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1. Remove bolts a, d  and nut f  and remove oil strainer from control valve assembly.
   Fig 3: Removing Bolts A, D & F, & Removing Oil Strainer

   Courtesy of NISSAN MOTOR CO., U.S.A.
2. Remove solenoid valve assembly and line pressure solenoid valve from control valve assembly.
   Fig 4: Removing Line Pressure Solenoid Valve & Solenoid Valve Assembly

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3. Remove O-rings from solenoid valves and terminal body.
   Fig 5: Removing O-Rings From Solenoid Valves & Terminal Body

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4. Place upper body facedown, and remove bolts b, c  and nut f  .
   Fig 6: Removing Bolts B, C & F

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5. Remove inter body from lower body.
   Fig 7: Removing Lower Body From Inter Body

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6. Turn over lower body, and remove accumulator support plate.
   Fig 8: Turning Over Lower Body & Accumulator Support Plates

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7. Remove bolts e  , separating plate and separating gasket from lower body.
8. Remove check balls and oil cooler relief valve springs from lower body.
   • Be careful not to lose check balls and oil cooler relief valve springs. 
     Fig 9: Removing Check Balls & Oil Cooler Relief Valve Springs

     Courtesy of NISSAN MOTOR CO., U.S.A.
9. Remove inter body from upper body.
   Fig 10: Removing Inter Body From Upper Body

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10. 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: Locating Steel Ball Position & Removing From Inter Body

      Courtesy of NISSAN MOTOR CO., U.S.A.
11. 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: Locating Steel Ball Position & Removing From Upper Body

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