Nissan Primera P11. Manual — part 34
Removal and Installation
Inspection
Check brake pedal for following items:
●
Brake pedal bend
●
Clevis pin deformation
●
Crack of any welded portion
●
Crack or deformation of clevis pin stopper.
Adjustment
Check brake pedal free height from dash reinforcement panel.
H:
Free height
Refer to SDS, BR-92.
D:
Depressed height
Refer to SDS, BR-92.
C
1
, C
2
: Clearance between pedal stopper rubber and
threaded end of brake lamp switch (or redun-
dant brake switch).
0.75 - 2.0 mm (0.03 - 0.08 in)
A:
Pedal free play
1 - 3 mm (0.039 - 0.118 in)
NBR435
SBR997
Stopper
SBR110B
Clevis lock nut
16 - 22 N·m
(1.6 - 2.2 kg-m, 12 - 16 ft-lb)
Input rod
Brake lamp switch
and redundant
brake switch
C
1
or C
2
A
H
D
90°
Floor carpet
Dash insulator
Floor panel
Floor carpet
Dash
insulator
Melt sheet
BRAKE PEDAL AND BRACKET
BR-13
1. Loosen lock nut and adjust pedal free height by turning brake
booster input rod. Then tighten lock nut.
2. Check pedal free play.
Make sure that brake lamps go off when pedal is released.
3. Check brake pedal’s depressed height while engine is run-
ning.
If depressed height is below specified value, check brake
system for leaks, accumulation of air or any damage to com-
ponents (master cylinder, wheel cylinder, etc.); then make
necessary repairs.
SBR229E
Stays inside
Clevis
Lock nut
Input rod
BRAKE PEDAL AND BRACKET
Adjustment (Cont’d)
BR-14
Removal
1.
Reservoir cap
2.
Oil filter
3.
Reservoir tank
4.
Seal
5.
Cylinder body
6.
Elastic pin
7.
Piston stopper pin
8.
Secondary piston assembly
9.
Primary piston assembly
10. Circlip
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.
1. Disconnect fluid level connector.
2. Connect a vinyl tube to air bleeder valve.
3. Drain brake fluid from each air bleeder valve, depressing
brake pedal to empty fluid from master cylinder.
4. Remove brake pipe flare nuts.
5. Remove master cylinder mounting nuts.
Disassembly
1. Drive out elastic pin from cylinder body.
2. Remove reservoir tank and seals.
NBR436
SBR231E
MASTER CYLINDER
BR-15
3. Remove the circlip with suitable pliers while piston is pushed
into cylinder.
4. Remove piston stopper pin while piston is pushed into cylin-
der.
5. Remove piston assemblies.
If it is difficult to remove secondary piston assembly,
gradually apply compressed air through fluid outlet.
Inspection
Check for the following items.
Replace any part if damaged.
Master cylinder:
●
Pin holes or scratches on inner wall.
Piston:
●
Deformation of or scratches on piston cups.
Assembly
1. Insert secondary piston assembly. Then insert primary piston
assembly.
●
Pay attention to alignment of secondary piston slit with
valve stopper mounting hole of cylinder body.
2. Install piston stopper pin while piston is pushed into cylinder.
Then secure the primary and secondary piston assemblies
with new circlip.
3. Push reservoir tank seals and reservoir tank into cylinder
body.
4. Install elastic pin.
NBR353
Push
Piston stop-
per pin
SBR232E
Secondary piston
Primary piston
SBR233E
Push
Piston stop-
per pin
SBR232E
MASTER CYLINDER
Disassembly (Cont’d)
BR-16
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