Control Valve Assembly: Disassembly

Disassemble control valve upper, inter and lower bodies.

Bolt length, number and location: 

Fig 1: Identifying Control Valve Upper, Inter And Lower Bodies

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

1. Remove bolts a, d  , reamer bolt f  and nut, and then remove oil strainer from control valve assembly.
   Fig 2: Identifying Bolt, Reamer Bolt And Nut

   Courtesy of NISSAN MOTOR CO., U.S.A.
2. Remove bolts a, c, g  , solenoid valve assembly and line pressure solenoid valve from control valve assembly.
   Fig 3: Identifying Bolt, Solenoid Valve Assembly And Line Pressure Solenoid Valve

   Courtesy of NISSAN MOTOR CO., U.S.A.
3. Remove O-rings from solenoid valves and terminal body.
   Fig 4: Identifying O-Rings

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4. Place control valve upper body facedown, and remove bolts b  , and nut f  .
   CAUTION: Remove bolts with control valve upper body facing down, because control valve upper body and control valve inter body may come off and steel ball may fall and be lost.
   Fig 5: Identifying Control Valve Upper Body Bolts

   Courtesy of NISSAN MOTOR CO., U.S.A.
5. Remove control valve lower body from control valve inter body.
   Fig 6: Removing Control Valve Lower Body From Control Valve Inter Body

   Courtesy of NISSAN MOTOR CO., U.S.A.
6. Turn over control valve lower body.
7. Remove bolts e  , separating plate and support plates from control valve lower body.
   Fig 7: Identifying Support Plates And Control Valve Lower Body

   Courtesy of NISSAN MOTOR CO., U.S.A.
8. Remove check balls and oil cooler relief valve springs from control valve lower body.
   CAUTION: Be careful not to lose check balls and oil cooler relief valve springs.
   Fig 8: Identifying Check Balls And Oil Cooler Relief Valve Springs

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

   Courtesy of NISSAN MOTOR CO., U.S.A.
10. Check to see that steel balls are properly positioned in control valve inter body and then remove them.
    CAUTION: Be careful not to lose steel balls.
    Fig 10: Identifying Steel Balls

    Courtesy of NISSAN MOTOR CO., U.S.A.
11. Remove pilot filter from control valve upper body.
12. Remove separating plate from control valve upper body.
13. Check to see that steel balls are properly positioned in control valve upper body and then remove them.
    CAUTION: Be careful not to lose steel balls.
    Fig 11: Identifying Steel Balls

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