Models With VDC: Disassembly

WARNING: This page is about a different car, the 2005 Nissan 350Z. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION:

While working, cover the primary piston rod with cloth to prevent it from being damaged.
Only remove the reservoir tank when absolutely necessary.

Place the side of the cylinder body with chamfering around the pin insertion hole up, and secure the cylinder body flange section with a vise as shown in the figure.
CAUTION: When securing in a vise, use copper plates or cloth to protect the flange.

Fig 1: Placing Side Of Cylinder Body
Courtesy of NISSAN MOTOR CO., U.S.A.
Using a pin punch [commercial service tool: diameter Approx 4 mm (0.16 in)], remove the reservoir tank mounting pin.
Remove master cylinder assembly from the vise.
Remove reservoir tank and grommet from cylinder body.

Fig 2: Remove Reservoir Tank & Grommet From Cylinder Body
Courtesy of NISSAN MOTOR CO., U.S.A.
Push in the primary piston and remove the stopper pin from the cylinder body secondary-side tank boss hole.

Fig 3: Removing Stopper Pin From Cylinder Body
Courtesy of NISSAN MOTOR CO., U.S.A.
Remove the snap ring while pushing the primary piston in to prevent the piston from popping out.
Holding the primary piston rod, pull the primary piston assembly, the plate, and the guide straight out.
Remove the plate and guide from the primary piston.
CAUTION: When removing the plate from the primary piston rod, make sure the inside of the plate does not damage the rod.

Fig 4: Removing Snap Ring
Courtesy of NISSAN MOTOR CO., U.S.A.
Tap flange using a soft block such as wood, and carefully pull the secondary piston assembly straight out to prevent cylinder inner wall from being damaged.

Fig 5: Pulling Secondary Piston Assembly
Courtesy of NISSAN MOTOR CO., U.S.A.