Nissan Tiida C11. Instruction — part 52
BRAKE TUBE AND HOSE
BR-15
< ON-VEHICLE REPAIR >
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1.
Drain brake fluid. Refer to
.
2.
Using a flare nut wrench, remove brake tube from brake hose.
3.
Remove union bolt, and remove brake hose from caliper assem-
bly.
4.
Remove lock plate, and remove brake hose from vehicle.
INSTALLATION
1.
Assemble union bolt and copper washers to brake hose.
2.
Position the L-shape metal fitting of the brake hose to the brake
caliper assembly positioning hole.
3.
Tighten union bolt to the specified torque. Refer to
.
4.
Connect brake hose to brake tube on vehicle, and temporarily
tighten flare nut by hand as much as possible.
5.
Secure it with lock plate.
6.
Tighten flare nut to the specified torque with a flare nut torque
wrench. Refer to
.
7.
Install brake hose to vehicle, and tighten nuts to the specified
torque.
8.
Bleed air from brake system. Refer to
.
Rear Brake Tube and Hose
INFOID:0000000001716984
REMOVAL
1.
Drain brake fluid. Refer to
.
2.
Using a flare nut wrench, remove brake tube from brake hose.
3.
Remove lock plate, and remove brake hose from vehicle.
INSTALLATION
1.
Connect brake hose to brake tube on vehicle, and temporarily tighten flare nut by hand as much as possi-
ble.
2.
Secure it to bracket with lock plate.
3.
Tighten flare nut to the specified torque with a flare nut torque wrench. Refer to
.
4.
Bleed air from brake system. Refer to
.
Inspection After Installation
INFOID:0000000001716985
CAUTION:
• Always disassemble the parts and retighten their fittings, if a brake fluid leak is detected. Replace
applicable part with a new one, if damaged part is detected.
• If leak is detected at the connections, retighten it or replace the damaged part.
SFIA1118E
SFIA1137E
SFIA1120E
BR-16
< ON-VEHICLE REPAIR >
BRAKE TUBE AND HOSE
1.
Check brake hose, tube, and connections for fluid leaks, damage, twist, deformation, contact with other
parts, and loose connections.
2.
While depressing pedal under a force of 785 N (80 kg-f, 177 lb-f) with the engine running for approxi-
mately 5 seconds, check for fluid leak from each part.
DUAL PROPORTIONING VALVE
BR-17
< ON-VEHICLE REPAIR >
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DUAL PROPORTIONING VALVE
Removal and Installation
INFOID:0000000001726771
Removal
1.
Disconnect brake lines from dual proportioning valve.
• Mark brake lines for installation.
2.
Remove dual proportioning valve bolt and dual proportioning valve.
3.
Remove two bolts and bracket.
Installation
Installation is in the reverse order of removal.
• When installing brake lines to the dual proportioning valve, tighten to specifications. Refer to
.
Inspection
INFOID:0000000001726772
CAUTION:
• Carefully monitor brake fluid level at master cylinder.
• Use the recommended new brake fluid. Refer to
MA-19, "Fluids and Lubricants"
• Be careful not to splash brake fluid on painted areas; it may cause paint damage. If brake fluid is
splashed on paint areas, wash it away with water immediately.
1.
Connect commercially available brake fluid pressure gauge to
air bleeders of front and rear brakes on either LH and RH side.
2.
Bleed air from the Tool.
3.
Check fluid pressure by depressing brake pedal.
Unit: kPa (kg/cm
2
, psi)
• If output pressure is out of specification, replace dual proportioning valve.
4.
Bleed air after disconnecting the Tool. Refer to
Applied pressure
(Front brake)
7,355 (75, 1,067)
Output pressure
(Rear brake)
5,099 - 5,492 (52 - 56, 740 - 796)
SBR822BA
SBR823BA
BR-18
< ON-VEHICLE REPAIR >
BRAKE MASTER CYLINDER
BRAKE MASTER CYLINDER
On-Board Inspection
INFOID:0000000001716996
LEAK INSPECTION
• Check for leaking in a master cylinder installation surface, a reservoir tank installation surface, and brake
tube connections.
Removal and Installation
INFOID:0000000001716997
CAUTION:
Be careful not to splash brake fluid on painted areas; it may cause paint damage. If brake fluid is
splashed on painted areas, immediately wipe them with cloth and wash it away with water.
REMOVAL
1.
Drain brake fluid. Refer to
.
2.
Remove battery. Refer to
PG-6, "Removal and Installation"
3.
Remove air duct and air cleaner. Refer to
EM-27, "Removal and Installation"
(HR16DE),
EM-269, "Removal and Installation"
(K9K).
4.
Disconnect brake fluid level switch harness connector.
5.
Using a flare nut wrench, remove brake tube from master cylinder.
6.
Remove master cylinder assembly nuts, and remove master cylinder assembly from vehicle..
INSTALLATION
CAUTION:
• Refill using recommended brake fluid. Refer to
MA-19, "Fluids and Lubricants"
• Never reuse drained brake fluid.
• Check if the rod of primary piston has dust or scratches.
1.
Install master cylinder to brake booster assembly, and tighten nuts to the specified torque. Refer to
CAUTION:
• Do not damage or strain rod of primary piston.
• Apply silicone grease for O-ring, primary piston rod and
to inside of booster.
2.
Install brake tube to master cylinder, and temporarily tighten the flare nuts on the brake tube to master cyl-
inder by hand.
3.
Install brake tube to brake hose, then tighten flare nut to the specified torque using a flare nut torque
wrench. Refer to
.
4.
Connect brake fluid level switch harness connector.
5.
Refill new brake fluid and bleed air. Refer to
SFIA2614E
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