Control Valve Upper Body: Disassembly

WARNING: This page is about a different car, the 2003 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.

Remove valves at parallel pins.
- Do not use a magnetic hand.
  
  Fig 1: Removing Valves At Parallel Pins
  Courtesy of NISSAN MOTOR CO., U.S.A.
1. Use a wire paper clip to push out parallel pins.
  
  Fig 2: Pushing Out Parallel Pins
  Courtesy of NISSAN MOTOR CO., U.S.A.
2. Remove parallel pins while pressing their corresponding plugs and sleeves.
  - Remove plug slowly to prevent internal parts from jumping out.
    
    Fig 3: Removing Parallel Pins While Pressing Their Corresponding Plugs And Sleeves
    Courtesy of NISSAN MOTOR CO., U.S.A.
3. Place mating surface of valve facedown, and remove internal parts.
  - If a valve is hard to remove, place valve body facedown and lightly tap it with a soft hammer.
  - Be careful not to drop or damage valves and sleeves.
    
    Fig 4: Lightly Tapping Control Valve Upper With A Soft Hammer
    Courtesy of NISSAN MOTOR CO., U.S.A.
Remove valves at retainer plates.
1. Pry out retainer plate with wire paper clip.
  
  Fig 5: Prying Out Retainer Plate With Wire Paper Clip
  Courtesy of NISSAN MOTOR CO., U.S.A.
2. Remove retainer plates while holding spring.
  
  Fig 6: Removing Retainer Plates While Holding Spring
  Courtesy of NISSAN MOTOR CO., U.S.A.
3. Place mating surface of valve facedown, and remove internal parts.
  - If a valve is hard to remove, lightly tap valve body with a soft hammer.
  - Be careful not to drop or damage valves, sleeves, etc.
    
    Fig 7: Taping Valve Body With A Soft Hammer
    Courtesy of NISSAN MOTOR CO., U.S.A.
  - 4-2 sequence valve and relay valve are located far back in upper body. If they are hard to remove, carefully push them out using stiff wire.
  - Be careful not to scratch sliding surface of valve with wire.
    
    Fig 8: Pushing 4-2 Sequence Valve Out Using Stiff Wire
    Courtesy of NISSAN MOTOR CO., U.S.A.