Disassembly (Models With Vehicle Dynamic Control (VDC) System)
WARNING: This page is about a different car, the 2004 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
- Remove brake fluid from reservoir. Place the side of the cylinder body with chamfering around the pin insertion hole facing up, and secure the master cylinder assembly with a vise. When securing the master cylinder assembly with the vise, be sure not to over-tighten. With a .16 in. (4 mm) pin punch, drive out spring pin from cylinder body and remove reservoir. See Figure .
- Remove valve stopper while lightly pushing primary piston into cylinder. Remove the snap ring while pushing primary piston inward. 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. See Figure
.CAUTION: When removing the plate from the primary piston rod, make sure the inside of the plate does not damage the rod.
- 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.
- Replace parts as necessary. To reassemble, reverse disassembly procedure.
NOTE:
Inspect inner wall of cylinder for damage, wear, corrosion, and pin holes. Replace cylinder if defective.
CAUTION:
DO NOT use any dropped parts. DO NOT reuse primary and secondary piston assemblies. DO NOT reuse reservoir grommets.