Altima V6-3.5L (VQ35) (2003)
Brake Master Cylinder: Service and Repair
Removal and Installation
Removal and Installation
CAUTION: Be careful not to splash brake fluid on painted areas; it may cause paint damage. If brake fluid is splashed on painted areas, wash it away
with water immediately.
REMOVAL
1. Connect a vinyl tube and container to air bleeder valve.
2. Drain brake fluid from each air bleeder valve by depressing brake pedal to empty fluid from the master cylinder. Remove the harness connector of
the brake fluid master cylinder level sensor.
3. Remove brake pipe flare nuts.
4. Remove master cylinder mounting nuts.
INSTALLATION
CAUTION:
^
Refill with new brake fluid "DOT 3".
^
Never reuse drained brake fluid.
1. Place master cylinder onto brake booster and tighten mounting nuts by hand.
2. Tighten the master cylinder mounting nuts to specification.
Master cylinder: 12 - 15 Nm (1.2 - 1.5 kgf-cm, 9 - 11 ft. lbs.)
3. Fill the reservoir tank with new brake fluid.
4. Plug all ports on master cylinder with fingers to prevent air suction while releasing brake pedal.
5. Have driver depress brake pedal slowly several times until no air comes out of master cylinder.
6. Install the brake lines to master cylinder.
7. Tighten flare nuts to specification.
Flare nuts: 15 - 18 Nm (1.5 - 1.8 kgf-cm, 11 - 13 ft. lbs.)
8. Bleed air from the brake system.