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Home >> Nissan-Datsun >> 2003 >> Frontier Base, Automatic >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission (RL4R01A) >> Control Valve Assembly >> Assembly

Control Valve Assembly: Assembly

  1. Install upper and lower bodies.
    1. Position upper body with oil circuit facing up. Install steel balls in their proper positions.
      Fig 1: Installing Steel Balls
      G02102912Courtesy of NISSAN MOTOR CO., U.S.A.
    2. Install reamer bolts from bottom of upper body.
      Fig 2: Installing Reamer Bolts From Bottom Of Upper Body
      G02102913Courtesy of NISSAN MOTOR CO., U.S.A.
    3. Position lower body with oil circuit facing up. Install orifice check spring, orifice check valve.

      D: 2.0 mm (0.079 in) 

      Fig 3: Installing Orifice Check Spring, Orifice Check Valve
      G02102914Courtesy of NISSAN MOTOR CO., U.S.A.
    4. Install separator plate on lower body.
    5. Temporarily install support plates, side plate (with steel ball) and tube brackets.
      Fig 4: Installing Support Plates
      G02102915Courtesy of NISSAN MOTOR CO., U.S.A.
    6. Temporarily assemble lower and upper bodies, using reamer bolt as a guide.
      • Be careful not to dislocate or drop steel balls, orifice check spring and orifice check valve. 
      Fig 5: Assembling Lower And Upper Bodies, Using Reamer Bolt
      G02102916Courtesy of NISSAN MOTOR CO., U.S.A.
    7. Install and temporarily tighten bolts and tube brackets in their proper locations.
      Fig 6: Installing Bolts
      G02102917Courtesy of NISSAN MOTOR CO., U.S.A.

    Bolt length and location: 

    Fig 7: Bolt Symbol And Length Chart
    G02102918Courtesy of NISSAN MOTOR CO., U.S.A.
  2. Install solenoids.
    1. Attach O-ring and install overdrive cancel solenoid valve and side plate onto lower body.
      Fig 8: Installing Overdrive Cancel Solenoid Valve And Side Plate Onto Lower Body
      G02102919Courtesy of NISSAN MOTOR CO., U.S.A.
    2. Attach O-ring and install torque converter clutch solenoid valve onto upper body.
    Fig 9: Installing Torque Converter Clutch Solenoid Valve Onto Upper Body
    G02102920Courtesy of NISSAN MOTOR CO., U.S.A.
  3. Tighten bolt.