Nissan GT-R (R35) · Service Manual BRAKES

FRONT

BRAKE PIPING

Exploded View



JPFIA0393GB.JPG

1.
 		Brake tube
 		2.
 		Connector
 		3.
 		Brake booster
4.
 		Master cylinder
 		5.
 		ABS actuator and electric unit (control unit)
 		6.
 		Lock plate
7.
 		Brake tube
 		8.
 		Brake hose bracket
 		9.
 		Brake hose
A.
 		To rear brake tube
 		B.
 		To front brake hose
 		C.
 		To front brake tube
Refer to Components for the symbols in the figure.

Hydraulic Piping



JPFIA0394ZZ.JPG

1.
 		Front disc brake
 		2.
 		Connector
 		3.
 		Master cylinder
4.
 		Brake booster
 		5.
 		ABS actuator and electric unit (control unit)
 		6.
 		Rear disc brake
A.
 		Brake hose
 		B.
 		Brake tube

: Flare nut

Removal and Installation

 
 REMOVAL

■ CAUTION ■
  • Never spill or splash brake fluid on painted surfaces. Brake fluid may seriously damage paint. Wipe it out immediately and wash with water if it gets on a painted surface.
  • Wrap the flare nut wrench with waste cloth to protect the caliper from damage.
  • If the brake fluid adheres to the caliper or disc rotor, quickly wipe it out.

    1.Remove tires with power tool.
    2.Drain brake fluid. Refer to Draining.
    3.Loosen the flare nut with a flare nut wrench and separate the brake tube from the hose and caliper.
    ■ CAUTION ■
    • Never scratch the flare nut and the brake tube.
    • Never bend sharply, twist or strongly pull out the brake hoses and tubes.
    • Cover open end of brake tubes and hoses when disconnecting to prevent entrance of dirt.

    4.Remove brake tube mounting bolt.
    5.Remove brake hose mounting nut.
    6.Remove the lock plate and remove the brake hose.
 
 INSTALLATION

■ CAUTION ■
  • Never spill or splash brake fluid on painted surfaces. Brake fluid may seriously damage paint. Wipe it out immediately and wash with water if it gets on a painted surface.
  • Wrap the flare nut wrench with waste cloth to protect the caliper from damage.
  • If the brake fluid adheres to the caliper or disc rotor, quickly wipe it out.

    1.Install the brake tube to the brake hose, temporarily tighten the flare nut by hand until it does not rotate further, and fix the brake hose to the bracket with the lock plate.
    ■ CAUTION ■
    Check that all brake hoses and tubes are not twisted or bent.
    2.Install brake hose mounting nut.
    ■ CAUTION ■
    Never reuse brake hose mounting nut.
    3.Install brake tube mounting bolt.
    4.Tighten the flare nut to the specified torque with a flare nut crowfoot and a torque wrench.
    ■ CAUTION ■
    Never scratch the flare nut and the brake tube.
    5.Refill with new brake fluid and perform the air bleeding. Refer to Bleeding Brake System.
    ■ CAUTION ■
    Never reuse drained brake fluid.

Inspection

 
 INSPECTION AFTER INSTALLATION

    1.Check the brake hoses and tubes for the following: no scratches; no twist and deformation; no interference with other components when turning the steering wheel; no looseness at connections.
    2.Depress the brake pedal with a force of 785 N (80 kg, 177 lb) and hold down the pedal for approximately 5 seconds with the engine running. Check for any fluid leakage.
    ■ CAUTION ■
    Retighten the applicable connection to the specified torque and repair any malfunctioning (damaged, worn or deformed) parts if any brake fluid leakage is present.