Control Valve Upper Body: Disassembly

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

Remove valves at retainer plates.
- Do not use a magnetic pick-up tool.
Fig 1: Identifying Retainer Plates In Upper Control Valve Body
Courtesy of NISSAN MOTOR CO., U.S.A.

Use a screwdriver to remove retainer plates.

Fig 2: Removing Retainer Plates
Courtesy of NISSAN MOTOR CO., U.S.A.
Remove retainer plates while holding spring, plugs or sleeves.
- Remove plugs slowly to prevent internal parts from jumping out.
Fig 3: Removing Retainer Plates While Holding Spring, Plugs Or Sleeves
Courtesy of NISSAN MOTOR CO., U.S.A.
Place mating surface of valve body face down, and remove internal parts.
- If a valve is hard to remove, place valve body face down and lightly tap it with a soft hammer.
- Be careful not to drop or damage valves and sleeves.
Fig 4: Tapping Control Valve Assembly With Hammer
Courtesy of NISSAN MOTOR CO., U.S.A.