ECU DATSUN 210 1979 Manual Online

V

CD

l

t

177t

ID
@
A

5

Adjust
gap
c

between
recess

of
rear
axle
tube
and

rear
axle

bearing

by
selecting
shinto

Gap
e

o
to
0
1
mm
0
to
0
004
in

Gap
c
can
be

calculated

by

c
a
b
d

where
a
Distance

from
rear

axle

tube
end

to
recess

b

Bearing
width

c

Gap
c

d
Shint
thickness

RA559

Fig
RA
15

Gap
C

Rear
axle
case
end
shim

Thickness
mm
in

om5
0
0030

0
1
50

0
0059

0
225
0

0089

0
300

0
0118

6
Measure

axial
end

play
of
axle

shaft
with
dial

indicator

Axial
end

plav

0
10
to
0

45
mm

0
0039
to
0
0177
in
Rear
Axle
Rear

Suspension

1
Rear
axle

shaft

2
Rear
axle
shaft

guide

3
Rear
axle
case

4
Oil
seal
I

ill

A
70
to

90
mm

2
76

to
3
54
in

A

A560

Fig
RA
14
Installing
Rear
Axle

Slwft

R
550

Fig
RA
16

Measuring
End

Play

CAUTION

When

installing
brake
1ubes
use
Flare

Nul

Torque
Wrench
GG94310000

ifl
Tightening
torque

Brake
disc

fixing
nut

1
5
to
2
0

kg
m

11
to
14
ft
lb

Brake
tube
flare

nut

1
5
to
1
8

kg
m

11
to
13
ft
lb

Wheel
nut

8
0
to
10

kg
m

58
to
72
ft
lb

REAR
AXLE
CASE

Remove

I
Raise
rear
of
car
and

securely

support
under

body
member
on

both

sides
Refer
to
Rear

Axle

Assembly

for
removal

2

Drain
differential

gear
oil

3
Remove
rear
axle
shaft
assemblies

on
both
sides
Refer
to
Rear

Axle

RA
5
Shaft
and
Wheel

Bearing
for
removal

and

remove
rear
axle
assemblies

Refer

to
Rear

Axle

Assembly
for

removal

4
Remove

differential
carrier
assem

bly
from
rear
axle

case

5

Remove

brake
tube
and
rear

cable

Inspection

Check
axle
case
for

yield
deforma

tion
or
cracks
and

replace
if

necessary

Installetion

Install
axle

case
in
the

reverse
order

of
removal

Note

Change
oil
seal
and

gasket
at

each
ove

haul

ifl

Tightening
tOlque

Differential
carrier

fixing

bolt

1
6

to
2
4

kg
m

12
to
17
ft

lbl

Oil
drain

and
filler

plug

6
0
to
10
0

kg
m

43
to
72
ft

lbl

Blake
connector

fixing
bolt

0
8
to
1
1

kg
m

5
8
to
8
0
ft
Ibl

REAR
SUSPENSION

SHOCK
ABSORBER

Removal

1
Remove
nuts
secu

ng
shock

absorber

upper
end
to
wheel
house

paneL

RA551

Fig
RA

17
Shock
Absorber

Upper

End
Sedan

I

AA552

Fig
RA
18
Shock
A
bllOrber

Upper

End

2

Remove
bolt

securing
shock

ab

sorber
lower
end

and
remove
shock

absorber

Note
When

removing
shock
ebsorber

lower
end
from
bracket

Iueeze

shock

absorber
end
lift
it

out

right

aJ
o
J
to
accommodate

emb
ss

ment

inside
bracket

c

RA486

Fig
RA
19
Shock
Absorber

Lower

End
Brocket

Inspection

I

Test
shock
absorber
and

compare

with

specification

given
in

Service

Data
and

Specifications
Replace
if

nece

ry

2

Check
for
cracks

Also
check

pis

ton
rod
for

straightness

3
Check

all
rubber

parts
for
wear

cracks

damage
or

deformation
Re

place
if

necessary

Installation

Install
shock
absorber
in
the
reverse

order
of
removal

Note

Tighten
shock

absorber

upper

end
nut
to

specification
until
it
is

fully

tightened
to
thread
end
of

pis

ton
rod

Then

securely

tighten
lock

nut
Rear
Axle
Rear

Suspension

@
Tightening
tonlU1l

Shock
absorber

upper
end
nut

1
5

to
2
0

kg
m

11
to
14
ft
b

Shock
absorber
lower

end

n1
t

7
0
to
8
0

k
l
m

51
to
58

ft
bl

CAUTION

I
Be
careful
not
to

damage
or
bend

piston
rod

during
operation

b
Do

not

open
or
heat

gas
filled

type

shock
absorbers

COIL
SPRING

Removal

Block
front
wheels
with

chocks

2
Raise

rear
of
car

high
enough
to

permit

working
underneath
and

place

stands

solidly
under

body
member

on
both
sides

3

Support
under
center
of
dif

ferential
carrier
with

a

garage
jack

4
Remove

rear
wheels

5

Remove
bolts

securing
shock

absorber
lower
ends
on
each
side

C
J

1
v

I
JJJ

RA485

Fig
RA
20

RemoviTIII
Bolt

Securing

Shock

Abwrber
Lower
End

6
Lower

jack
slowly
and
remove

coil

springs
on
each
side
after

they

are

fully
extended

RA546

Fig
RA
21

Removing
Coil

Spring

RA
6
Inspection

1

Check
coil

spring
for

yield
defor

mation
or

cracks

2
Test

spring
and

compare
with

specifications
given
in
Service
Data

and

Specifications

3

Check
all
rubber

parts
for
wear

cracks

damage
or
deformation

Re

place
if

necessary

InsteDatlon

Install
coil

spring
in

the
reverse

order
ofremoval

CAUTION

Correctly
fit

open
end
on

spring
seat

CD
Tightening

torque

Shock
absorber
lowel
end
nut

7

010
8
0

kg

51

to
58
ft
b

LINK

ASSEMBLY

Removal

It
is

possible
to

remove
one
link

assembly
alone
When

removing
more

than

two
link

assemblies
remove
axle

assembly
first
Refer
to

Rear
Axle

Assembly
for
removal

Remove

upper
link
or
lower

link

alone

by

removing
bolt

on
each

end

Fig
RA
22

Removing
Upper
Link

RA553

Fig
RA
23

Remouing
Lower
Link

Rear
Axle
Rear

Suspension

Inspection

I
Check
for

signs
of
cracks
distor

tion
or
other

damage

Replace
if

beyond
repair

2

If
rubber

bushing
shows
evidence

of
cracks

replace
it

using
Link
Rubber

Bushing
Drift
KV4010l6S0
See

Fig

RA
24
to

rubber

bushing
inserting
surface

oflink

CAUTION

a
00
not

tap
end
face
of

bushing

directly
with
a
hammer
as
deforma

tion

may
result
in
loose
bolt

b
When

installing
rubber

bushing
on

link

never

apply
mineral
oil
Note
Before

instelling
rubber

bushing

on
link

apply
an

ample
amount
of

soapsuds
to
link

bushing

guide
and

Removal

1

1
KV401016S0

1
1

j
KV40101610

Lower
link
upper

KV40101440

I
link

KV40101430

14
t4
l

Installation

KV401016S0

KV4010161O

KV40101620

KV40101630

r

KV40101440

upper

link

KV40101430

I
h
r

RA572

Fig
RA
24

Replacing
Link
Rubber

B
hing

RA
7
Instellation

Install

upper
or
lower
link

assembly

in
reverse
order
of
removal

Note

3

Securing
bolts
for
use
with
lower

link

differ
in

length
from
those

for

upper
link
If
used

wrong

securing
bolts
cannot
be

tightened

securely

b

Before

tightening
link

bushing
bolts

and
nuts

temporarily
attach
both

ends
of

upper
and
lower
links
to

axle

case
and

body
After

jacking

up
center
of

differential
carrier

until

upper
and
lower
links
are

almost
horizontal

securely
tighten

link

bushing
bolts
a

d
nuts

c

When

supporting
car

weight
at

center
of
differential
carrier
do

not

put
a

load
in
car

j
Tightening
torque

Upper
link

fixing
bolt
and

nut

7
0
to
8
0

kg
m

5t
0
58
ft

lbl

Lower
link

fixing
nut

7
0
to
8
0

kg
m

51
to
58

ft
lbl

Rear
Axle
Rear

Suspension

TROUBLE
DIAGNOSES
AND

CORRECTIONS

When
rear
axle
and

suspension
is

suspected
of

being
noisy
it
is

advis

able
to
make

thorough
test
to
deter

mine
whether
the
noise

originates

in
the

tir
s

roads
rfac
exhaust
propeller
shaft

engine
transmission

universal

joint
wheel

bearings
or

suspension

Noise
which

originates
in

other

places
cannot
be
corrected

by

adjust

Condition

Noise
unusual
sound

Instability
in

driving

This

problem
is

also

related
to
the
front

suspension
For

trouble

diagnosis
also
refer
to

the
FA
section

Oil

leakage
Probable
cause

Loose
wheel

nuts

One
or
more

securing
bolts
loose

Lack

oflubricating
oil

or

grease

Faulty
shock
absorber

Incorrect

adjustment
of
rear
axle
shaft
end

play

Damaged
or
worn
wheel

bearing

Worn

spline
portion
of
rear
axle

shaft

Breakage
of
leaf

spring

ose

journal
connections
etc

Unbalance
of
wheel
and
tire

Damage
of
the
rubber

parts
such
as
link

bU
hing

shock
absorber
moun

ting
bush

ing

Faulty
universal

joints

Breakage
of
coil

spring

Loose
wheel
nuts

Damaged
rear
link
rubber

bushings

Worn
shock
absorber

Incorrect
wheel

alignment

Spring
wear

Damaged
oil
seal
on
rear
axle
shaft

Oil

leakage
from

the
differential
carrier

Damaged

grease
seal
of
rear
axle
shaft

RA
l0
ment

or
replacement
of

parts
in

the

rear
axle

and
rear

suspension

In
case
of
oil
leak
first

check
if

there
is

any
damage
or
restriction
in

breather

Corrective
action

Tighten

Tighten
to

specified
torque

Lubricate

as

required

Replace

Adjust

Replace

Replace
if

necessary

Replace

Tighten
to

torque

Balance

Replace
damaged

parts

Adjust
or

replace

Replace

Tighten
to

specified
torque

Replace

Replace

Adjust

Replace

Replace

Replace
parts
as

required

Replace

BRAKE
PEDAL

a

a

Fr

play

h
Free

height

d

Depressed
height

Tightening
torque
Icg
m
ft
tb

@

@
Push
rod
or

operating
rod
lock

nut

1

6
to
2
2

12
to

16

Brake

lainp
switch
lock
nut

1
2
to

I
5
9
to
11

BR121A

Fig
BR
1

Adjusting
Broke
Pedal

I

Adjust

pedal
height
h
to
the

specifications
by
moving
brake

lamp

switch
and

operating
rod
if

equipped

with
brake
booster

Pedal

height
h

143
to
149
mm

5

63
to
5
87

inl

Then
secure
brake

lamp
switch
and

operating
rod

C
l
Tightening
tOlque

Blake

lamp
witch
lock
nut

1
2
to
1

5

kg
m

9
to
11
ft

lb

Operating
lad
lock
nut

1

6
to
2

2
kg
m

12

to
16
ft
b
Brake

System

ADJUSTMENT

2
With
brake

booster

Adjustment
is
not

necessary
under

normal
conditions
Check
pedal
free

play
If
it
exceeds
the
above

specifica

tion

adjust
push
rod

length
refer
to

brake
booster
for

adjustment
by
re

moving
master

cylinder
rerer
to
Mas

ter

Cylinder
for
removal

3
After

adjustment
is

completed

depress
brake

pedal
several
times
to

ensure
that
it

travels
over
its
entire

stroke

smoothly
without

squeaking

noise

twisting
or
interference

Pedal

depr
d

Might
d

more
than
70
mm
2
76

in

FRONT
DISC
BRAKE

Front
disc
brake
does
not

require

adjustment
under
normal
conditions

since

pad
to
rotor
clearance
is

auto

malically
adjusted
by
elasticity
of

piston
seal

REAR
BRAKE

Auto

edJuster
type

Adjustment
is
not

necessary
under

normal
conditions
since
brake
drum

t
shoe
clearance
is

automatically

compensated
for

by
operating
hand

brake

Wlien
brake
drum
to
shoe

clearance

is

correct

operating
noise

of

adjuster

is

not
heard
even
if
hand
brake
is

operated

HAND
BRAKE

I

Adjust
rear
brake
shoe

to
drum

clearance
before

adjusting
hand
brake

2
Turn

turnbuckle
so
that
when

hand
brake
control
lever
is

pulled

by
specified
force

lever
stroke
or

number
of
notches
is
as

follows

Pulling
fOil
20

kg
44
Ib

lever
stroke

93
to
106

mm

3
66
to
4

17
in

Numbel
of
notches
7
to
8

BR

2
f

BAQ05A

Fig
BR
2
Adjusting
Hand
Brake

Then

tighten
lock
nut

securely

3

After

returning
hand
brake
con

trol

lever
to
its

original
position

ensure
that

e
All
rear
brake

toggle
levers

return

to
their

original
positions

Rear
cables
are
not
slack

HAND
BRAKE
WARNING

LAMP
SWITCH

Bend
hand
brake

warning
lamp

switch

plate
down
so
that
brake

warn

ing
light
comes
on
when
ratchet
at

hand
brake
lever
is

moved
back
one

notch
and

goes
out
when
returned
to

its

original
position

BLEEDING

HYDRAULIC
SYSTEM

Hydraulic
brake

system
must
be

bled
whenever

any
line
has
been
dis

connected
or
air
has
in
some

way

entered

system

Spongy

pedal
action
is
an
indica

tion
that
air
has
entered
brake

system

Bleeding
hydraulic
system
deserves

much
attention
as
it
is
an
essential

element
in

regular
brake

servicing

Clean
all

dirt
around
master
cyl

inder
reservoir
remove
reservoir

cap

and

top
up
reservoir
with
recommend

edbrake
fluid

Note
Do
not
mix

two
different
brand

oils

2

Thoroughly
clean
mud
or
dust

from
bleeder
valve

so
that
outlet
hole

is
free
from

foreign
particles
Install
a

bleeder
hose
on
bleeder
valve

L

@
fl
JJ

l

f
m

ff
v
1

II
2

I

I
II

B

s1

r
Dip
other
end

of
hose
into
brake

fluid
bled
in

a
container

3

Pepress
brake

pedal
two
or
three

times
and
then

keep
pedal
fully
de

pressed

4

With
brake

pedal
fully
depressed

open
bleeder
valve

to
exhaust
air

Note

a
Carefully
monitor
brake
fluid
level

at
master

cylinder
during
bleeding

operation

BRAKE
PEDAL

REMOVAL

I

Remove

snap
pin
installed
at
the

end

of
clevis

pin
Draw
out

clevis

pin

and

separate
push
rod
or

operating
rod

from
brake

pedal

2
Remove
bolt
and
E

ring
securing

fulcrum

pin
and
draw
out
fulcrum

pin

Then
brake

pedal
can
be
taken
out

along
with
return
coil

spring
Brake

System

b
Do
not
reuse

brake
fluid
drained

during
bleeding
operation

c
Bleed
air
in
the

following

sequence

Master

cylinder
Rear

wheel

front
wheel

d

Be
careful
not
to

splash
brake
fluid

on

painted
areas

5

Close
bleeder
valve

quickly
as

brake

pedal
is

on
down
stroke

6
Allow
brake

pedal
to
return
slow

ly
with
bleeder
screw
closed

SERVI
CE

BRAKE

fJ

Brake

lamp
switch

Lock

nut

Fulcrum

pin

Brake

push
rod
or

operating
rod

Snap

pin

Bolt

E

ring

Tightening
torque
kg
m
ft
Ib

@
1

6
to
2
2

12
10
16

@
1
2
to

l
S
9
to

II

BROS8A

Fig
BR
3
Broke
Pedal

INSPEctioN

Check
brake

pedal
for

the

following

items

servicing
as

necessary

I
Check
brake

pedal
for
bend

2
Check
return

springs
for

fatigue

3
Check

clevis
for

deformation
and

crack
at
welded

part

BR
3
7

Repeat
bleeding
operations
until

no
air

bubbles
show
in

hose

Note

a

Brake
fluid

containing
air
is

white

and
contalns
air
bubbles

b
Brake
fluid

containing
no
air

rons

out
of
bleeder
valve
in
a
solid

stream
free
of
air

bubbles

8

Repeat
steps
above
on

remaining

brake
line
to

expel
air

INSTALLATION

Install
brake

pedal

following
the

reverse

procedure
of
removal

paying

attention
to
the

following
items

I

Apply
coating
of
recommended

multi

purpose
grease
to

sliding
portion

and
return
coil

spring

BA113A

Fit
BR

4
Lubricating
Point

2
Be

sure
to

install
E

ring
and
bolt

securely

3
Insert
CleviS

pin
through
brake

pedal

4

Adjust
brake

pedal
after

installa

tion
Refer
to
Blake
Pedal
for

adjust

ment

j
Tightening

torque

Push
rod

or
op8leting
rod

lock
nut

1
6
to

2
2

kltm

12
to
16
ft

Ibl

Brake

lamp
switch
lock
nut

1
2
to
1
5

kltin

9
to
11
ft
lb

REMOVAL

I

Disconnect

wiring
to
brake
fluid

level

gauge

2
Disconnect
front
and
rear
brake

tubes
from
master

cylinder

CAUTION

When

removing
brake
tubes

use

suitable
tube

wrench

Never
use

open
end
or

edjustllble

wrench

Note
When

disconnecting
brake

tubes

be
sure
to
use
a
container

to
receive

draining
brake
fluid

Use
of

raga
is
also

suggested
to

keep
adjacent
perts
and
area

clean

3
Remove

master

cylinder
securing

nut
Master

cylinder
can
then
be
taken

out

DISASSEMBLY

1
Remove
reservoir

caps
and

filtern

and

drain
out
brake
fluid

2

Pry
off

stopper
ring
using
a

screwdriver

3
Remove

stopper
screw
and
take

out

stopper

primary
piston
assembly

spring
and

secondary
piston
assembly

in

the
order

shown

Note

Discard

caps
if

they
are
reo

moved
from

piston
assemblies
and

use

new
ones

4

Unscrew

pluga
to

gain
access
to

check
valve
for

disassembling

Note

a

Never
detach
reservoir
tanks

If

they
are
removed
for

any
reason

discard
them
and
install
new

ones

b
Do

not
remove
or
disassemble

brake
fluid
level

gauge

INSPECTION

Thoroughly
clean
all

parts
in
a

suitable
solvent
and
check
them
for

wear
or

damage
Replace
any

part
that

is

faulty
Brake

System

CAUTION

Use
brake
fluid

to
clean
Never

use

mineral
oil

I
Check

cylinder
and

pistons
for

evidence
of
abnonnal

wear
or

damage

Replace
if
found

faulty

2
Check

piston
to
cylinder
clear

ance
If
it

exceeds
the

specified
value

replace
either

piston
or

cylinder

Piston
to

cylinder
clearance

less
than
0
15

mm
0

0059
in

3

Check

springs
for
weakness

fatigue
or

damage
Replace
if
neces

sary

4
When

master

cylinder
is
disas

sembled
be

sure
to
discard

caps
and

valves

Replace
any
other

parts
which

show
evidence
of

deformation
wear
or

other

damage

S

Replace
damaged
oil
reservoirs

and

caps

ASSEMBLY

Assemble
master

cylinder
following

the
reverse

procedure
of

disassembly

paying
particular
attention

to
the
fol

lowing
note

Note

a

Replace
gaskets
and

packing
with

new
ones

b

Apply
brake
fluid

or
rubber

grease

to

sliding
contact
surface
of

parts

to
facilitate

assembly
of
master

cylinder

c
The
brake
master

cylinder
is

avail

able
in

both
NABCO
make
and

TOKICO
make
There
is

no
inter

changeability
of

repair
kits
or
com

ponent
parts
between

NABCO
and

TOKlCO
makes

When

replacing
the

repair
kit
or

component
parts
ascertain
the

brand
of
the
brake

master

cylinder

body
Be
sure

to
use

parts
of
the

same

make
as
the

fonner
ones

INSTALLATION

Install

master

cylinder

following

the
reverse

procedure
of
removal

After

installation
bleed
brake

system

BR
5
CAUTION

When

installing

Flare
Nut

6694310000
brake
tubes

use

Torque
Wrench

CiJ

Tightening
torque

Brake
master

cylinder

securing

nut

0
8
to
t
1

kg
m

5
8
to
8
0
ft
lb

Brake
tube
flare
nut

1
5
to
1
8

kg
m

11
to
13
ft
b

BRAKE
FLUID

LEVEL
GAUGE

Inspection

I

Disengage
hand

brake
control

lever

2
Raise

cap
and

make
sure
that

hand

brake

warning
lamp

goes
on

when

float
comes
into
contact
with

stopper

BRAKE
LINE

REMOVAL

I
Remove
flare

nuts
on
both
ends

and

remove
retainers
and

clips

CAUTION

When

removing
brake
tubes
and

hoses
use
suitable
tube
wrench

Never
use

open
end
or

adjustable

wrench

2
To
remove
brake
hose

first
re

move
flare

nut

securing
brake
tube
to

brake
hose
and

withdraw
lock

spring

End
of
hose
can
then
be

removed
from

bracket
Next
remuve

brake
hose
Do

not
twist

brake
hose

INSPECTION

Check

brake
lines
tubes
and

hoses

for
evidence

of
cracks
deterioration
or

other

damage
Replace
any
faulty

parts

If

leakage
oCcurs

at
end
around

joints
re

tighten
Of

if

necessary
re

place
faulty

parts

INSTALLATION

Pay
particular
attention
to
follow

ing
instructions
when

installing
brake

lines

I
Leave
a
sulfident

space
between

brake
lines
and

adjacent
parts
so
that

brake
lines
are

completely
free
from

vibration

during
driving

2
Be
careful
not
to

warp
or
twist

brake

lines

3
When

installing
brake
tube

keep

a
certain

distance
between
tube
and

adjacent

parts
as

follows

Tube
to

rotating
parts

30

mm
1
18
in

Tube
to

moving
parts

10
mm
10
39
in

Tube
to
other

palls

5

mm
10
20
in

4

Always
fasten
brake
tubes
with

mounting

clips
where

necessary

On
rear
axle

case
are
two

double

dips
which

should
be
used
to

secure

brake
tubes

in

manner
described
be

low

Bend
short

clip
straight
up
With

brake
tube

on

long
clip
bend

clip

up

and
around
tube

Finally

wrap
short

clip
around
tube
to

secure
the
in

slallation

f
J

i

2

BA141

Fig
BR
7

Fastening
Brake
Tube

Securely
with
Double

Clip

5

Do

not

tighten
brake
line
mount

ing
flare
nut

excessively

CAUTION

When

installing

Fla
e
Nut

6694310000
brake
tubes

use

Torque
Wrench
Brake

System

t
D
Tightening

torque

Brake
tube
flare
nut

1
5
to
1
8

kg
m

11
to
13
ft
lb

Brake
hose
connector

1
7
to
2
0

kg
m

112
to

14
ft
lb

J

way
connector
bolt

0
8
to

1
1

kltm

5
8
to
8
0
ft

Ib
NP

VALVE

Front
wheel

cylinder

Front
wheel

cylinder
Master

cylinder

front
jde

6

Upon
completion
of

installation

of

brake
lines

bleed
air
out
of

brake

lines
Rear
wheel

cylinder

BR114A
Master

cylinder

rear
side

Fig
BR
B
NP
Valve

FRONT

DISC
BRAKE

9
ilJ

I

Bias
s

pring

2
Yoke

3
Bleeder

4

Piston
seal

5
Piston
B
11
Piston
A

12

Cylinder
body

13
Pad

spring

14
Pad

15
Pin
6
Boot

7

Retaining
ring

8
Clip

9
Yoke

spring

10
Bias

ring

BR123A

Fig
BR
9
Di
c
Broke

PAD
REPLACEMENT
Note
Check
to
ensure
that

pad

springs
rebound

easily

3
Detach

pads
from

caliper
assem

bly
with

pliers
Removal

I
Jack

up
front
of
car
and

support

it
on

safety
stands
Remove
wheel

2
Remove

clips
and

pull
out

pins

extracting
coil

spring
and

pad
springs

by
hand
CAUTION

After

removing
pads
do
not

depress

brake

pedal
or

piston
will

jump
out

BR

BR563

Fig
BR
10

Removing
Pad

Inspection

Clean

pads
with

cleaning
solvent

CAUTION

Use
brake
fluid
to
clean
Never
use

mineral
oil

2
When

pads
are

heavily
fouled

with
oil
or

grease
or
when

pad
is

deteriorated

or
deformed

replace
it

3
If

pad
is
worn
to
less
than
the

specified
value

replace

Pad
wear

limit

Minimum
thickness

t
6

mm
0
063
in

Note

Always
replace
pads
in

pad
kit

four

pads
two

clips
four

pad
pins

and
four

pad
springs

4
Check
rotor

referring
to
Rotor

for

inspection

Installetlon

I
Clean

and

apply
P
RC

grease
on

yoke
guide
groove
of

cylinder

body

sliding
contact

portions
of

yoke
and

end
surface
of

piston

Note

a
Do
not

use
common
brake

grease

b

Be
careful
not
to

get
brake

grease

on
rotor
and

pads

2
Loosen
air
bleeder

and

push
pis

ton
B

outer

piston
in

cylinder
until

end
surface
of

piston
B

coincides
with

end
surface
of

retaining
ring
on
boot

Then

inner

pad
can
be

installed
Brake

System

BR564

Fig
BR
11

Pushing
Piston

CAUTION

Piston
can
be

easily
pushed
in

by

hand
but
if

pushed
too
far

groove
of

piston
will

go
inside
of

piston
seal
as

shown
in

Fig
BR
12

At
this

point
if

piston
is

pressured
or
moved

piston

seal
will
be

damaged
If

piston
has

been

pushed
in
too
far

remove
brake

assembly
and
disassemble
it
Then

push

piston
out
in
the

direction
shown

by
arrow

Assemble
it

again
referring
to
follow

ing
section

00

I
Normal

I

position

L

BR409

Fig
BR
12
Position

for
Pushing
Piston

3
Push

piston
A
inner

piston
in

cylinder
by

pulling
yoke
as
shown

The

outer

pad
can
then

be
installed

BRS6S

Fig
BR
13

Pulling
in
Piston
A

BR
7
4

After
installing

pads
depress

brake

pedal
several
times
and

pads

will
settle
into

proper
position

Note

When
worn
out

pads
are
re

placed
with
new
ones
brake
fluid

may
overflow
reservoir
While
re

placing
pads
keep

loosening
bleeder

to
release
brake
fluid

5
Install

wheels
and
lower
car
to

ground

REMOVAL

I
Remove

pads
Refer
to
Pad
Re

placement

2

Remove
brake

tube
from

caliper

assembly

CAUTION

When

removing
brake
tube
use
suit

able
tube

wrench
Never
use

open
end

or

adjustable
wrench

Note

Plug
up
hole
in

caliper
so
that

brake
fluid
does

not
flow
out
from

cylinder
body

3
Loosen
bolts

securing
cylinder

body
to
knuckle

spindle
and

remove

caliper
assembly
from
strut

DISASSEMBLY

I
Drain
brake
fluid
from

top
hole

of

cylinder
body

2
Push
both

pistons
A
and
B
into

cylinder
Refer
to

Pad

Replacement

3

Tap
cylinder
body
lightly
with

a

plastic
hammer
Cylinder
will

then

separate
from

yoke

BR115A

Fig
BR
14

Tapping
Cylinder
Block

6
Apply
P
B
C

grease
to

yoke
slid

ing
part
of

cylinder
Then

reposition

bias

ring
so
that

groove
of
bias

ring

coincides
with

yoke

7

Leaving
yoke
springs
inserted

lightly
into

cylinder
groove
assemble

cylinder
body
and

yoke
by
pushing
or

tapping
yoke
lightly

BA570

Fig
BR
19

A
embling
Yoke
and

Cylinder

8
Install
air
bleeder
valve
on

caliper

INSTAlLATION

1
Install
in

reverse
procedure
of

removal

CAUTION

When

installing
brake
tube

use
Flare

Nut

Torque
Wrench

6694310000

fJ
Tightening
tOlque

Calipel
securing
bolts

4

6
to
6
1

kll
m

33
to
44
ft
lb

Brake

tube
flere
nuts

1
5to
1
8

kg
m

11
to
13
ft
Ib

2

After

installing
pad
bleed
air

from

system
Brake

System

ROTOR

REMOVAL

Refer
to
Front
Axle

Section
FA

for

removal
Note
As
this

value
increases
wear

occurs

progressively
vibration
cor

responding
to
revolution
of

tire

may
often
be
tmnsmitted
to
in

terior

of
car

INSPECTION

Check
the

following
items
and

if

necessary
replace
Checks
can

be

made

by

removing
only
wheel

Sliding
surface

If

there
are
cracks
or

considerable

chips
replace

2

Runout

Adjust
wheel

bearing
correctly

Using
a
dial

gauge
measure
runout
at

the

center
of

rotor

pad
contact
sur

face

Runout
limit

less
than
0
12

mm
0

0047
in

Total
indicator

reading

BR025A

Fig
BR
20

Mecuuring
Runout

3
Parallelism

Measure
thickness
of

entire

periph

cry
of
rotor

using
a
micrometer

Parallelism
when
new

less
than
0
03
mm

0
0012
in

BR
9
Fig
BR
21

Measuring
Parallelism

4

Thickness

If
rotor
thickness
is

beyond
wear

limit

replace
rotor
When

correcting

thickness
be

sure
that
the

thickness

after
correction
does

not
exceed
the

limit

Standard
thickness

10
0

mm
0
394
in

Wear

limit

more
than

8
4

mm
0
331

in

INSTALLATION

Install
rotor
in

reverse
order
of

removal

Adjust
wheel

bearing
preload

correctly
Refer
to

Front
Axle
Sec

tion

FA
for

adjustment

ifl
Tightening
torque

Rotor
to
wheel
hub

3

9
to
5
3

kg
m

28

to
38

ft
rb