Nissan Frontier D22. Manual — part 160

BRAKE PEDAL AND BRACKET

BR-7

C

D

E

G

H

I

J

K

L

M

A

B

BR

BRAKE PEDAL AND BRACKET

PFP:46501

Removal and Installation

EFS003FA

Inspection

EFS003FB

Check brake pedal for following items.

●

Brake pedal bend

●

Clevis pin deformation

●

Crack of any welded portion

●

Crack or deformation of clevis pin stopper

ABR815

SBR997

BR-8

BRAKE PEDAL AND BRACKET

Adjustment

EFS003FC

Check brake pedal free height from metal panel.

If necessary, adjust brake pedal free height.

1.

Loosen lock nut and adjust pedal free height by turning brake
booster input rod. Then tighten lock nut.

Make sure that tip of input rod stays inside.
2.

Loosen lock nut and adjust clearance “C” with stop lamp switch
respectively, Then tighten lock nuts.

3.

Check pedal free play.

Make sure that stop lamp is off when pedal is released.

4.

Check brake pedal depressed height while engine is running.
If lower than specification, check for leaks, air in system, or
damage to components (master cylinder, wheel cylinder, etc.).
Then make necessary repairs.

H

:

Free height (Refer to

BR-35, "Brake Pedal"

.)

D

:

Depressed height (Refer to

BR-35, "Brake

Pedal"

.)

Under force of 490 N (50 kg, 110 lb) with
engine running

C

1

,

C

2

:

Clearance between pedal stopper and

threaded end of stop lamp switch and ASCD
brake switch [0.3 - 1.0 mm (0.012 - 0.039 in)]

A

:

Pedal free play [1.0 - 3.0 mm (0.039 - 0.118

in)]

SBR278AB

SBR930

BRAKE FLUID

BR-9

C

D

E

G

H

I

J

K

L

M

A

B

BR

BRAKE FLUID

PFP:KN100

Checking Brake Fluid Level

EFS003FD

●

Check fluid level in reservoir tank. It should be between MAX
and MIN lines on reservoir tank.

●

If fluid level is extremely low, check brake system.

●

If the brake warning lamp comes on, check brake fluid level
switch and parking brake switch.

Checking Brake Line

EFS003FE

CAUTION:

If leakage occurs around joints, retighten or, if necessary,
replace damaged parts.

1.

Check brake lines (tubes and hoses) for cracks, deterioration
and other damage. Replace any damaged parts.

2.

Check for oil leakage by fully depressing brake pedal while
engine is running.

Changing Brake Fluid

EFS003FF

CAUTION:

●

Refill with new brake fluid “DOT 3”.

●

Always keep fluid level higher than minimum line on reser-
voir tank.

●

Never reuse drained brake fluid.

●

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.

Clean inside of reservoir tank, and refill with new brake fluid.

2.

Connect a vinyl tube to each air bleeder valve.

3.

Drain brake fluid from each air bleeder valve by depressing
brake pedal.

4.

Refill until brake fluid comes out of each air bleeder valve.
Use same procedure as in bleeding hydraulic system to refill brake fluid.
Refer to

BR-10, "Bleeding Brake System"

.

SBR451D

SBR389C

SBR419C

BR-10

BRAKE FLUID

Bleeding Brake System

EFS003FG

CAUTION:

●

Carefully monitor brake fluid level at master cylinder during
bleeding operation.

●

If master cylinder is suspected to have air inside, bleed air
from master cylinder first. Refer to

BR-15, "INSTALLATION"

.

●

Fill reservoir with new brake fluid “DOT 3”. Make sure it is
full at all times while bleeding air out of system.

●

Place a container under master cylinder to avoid spillage of
brake fluid.

●

Turn ignition switch OFF and disconnect the ABS/VDC con-
nector or battery cable.

●

Bleed air in the following order.

–

Left rear brake

–

Right rear brake

–

Left front brake

–

Right front brake

–

ABS actuator/VDS

1.

Connect a transparent vinyl tube to air bleeder valve.

2.

Fully depress brake pedal several times.

3.

With brake pedal depressed, open air bleeder valve to release
air.

4.

Close air bleeder valve.

5.

Release brake pedal slowly.

6.

Repeat steps 2. through 5. until clear brake fluid comes out of air
bleeder valve.

7.

Tighten air bleeder.

Air bleeder

: 7 - 9 N·m (0.7 - 0.9 kg-m, 61 - 78 in-lb)

SBR995

SBR419C