1977 DATSUN PICK-UP wheel bolts

Rear
Axle
Rear

Suspension

Spring
front

pin

Spring
shackle

Bearing
cage

fIXing
bolt

Wheel

bearing
lock
nut

Air
breather

Differential

gear
carrier

to
axle
case
nut

Propeller
shaft

flange
bolt

Drain
and
filler

plug

Bumper
rubber

fixing
bolt

Wheel
nut
kg
m
ft
lb

kg
m
ft
Ib

kg
en
ft
lb

kg
m
ft

Ib

kg
m
ft
Ib

kg
m
ft
Ib

kg
en
ft
Ib

kg
m
ft

Ib

kg
m
ft
Ib

kg
m
ft

lb
11
5
to
13
0
83

to
94

11
5

to
13

0
83
to
94

S
4
to
6
4
39

to
46

IS
to
20
108

to
l4S

0
7

to
0

9
S
I

to
6
S

17
to
2
7

12
to
20

2
0
to

2
7

14
to
20

6
to
10
43

to
72

1
6
to
2
2

12
to
16

8
to
9
S8

to
6S

TROUBLE

DIAGNOSES

AND
CORRECTIONS

When

rear
axle
and

suspension
is

suspected
of

being
noisy
it
is

advisable

to
make
a

thorough
test
to
determine

whether
the
noise

originates
in

the

tires

road
surface
exhaust

propeller
shaft

engine
transmission
universal

joint
wheel

bearings
or

suspension

Noise
which

originates
in

other

places
can
not

be
corrected

by
adjust

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

Condition
Probable
cause

Noise
Loose
wheel
nuts

Loose
one
or

more

securing
bolts

Lack
of

lubricating
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

Broken
leaf

spring

Loose

journal
connections

or
so
no

Wheel
and
tire

unbalance

Damaged
rubber

parts
such
as
leaf

spring

bush
shock
absorber
moun

ting
bush

Faulty
universal

joints

Instability
in

driving
Loose
wheel
nuts

Worn
shock
absorber

Worn

or
broken
leaf

spring

Oil

leakage

Damaged
or

restricted
air

breather

Damaged
oil
seal
in

rear
axle
case
or
differ

ential
carrier

Oil

leakage
from
between
the
differential

carrier

and
axle
case

RA
8
Corrective
action

Tighten
the

wheel
nuts

Tighten
the

bolts
to
the

specified
torque

Lubricate

as

required

Replace
the
shock
absorber

Adjust
the
rear
axle

shaft
end

play

Replace
wheel

bearing

Replace
if

necessary

Replace
leaf

spring

Tighten
to

the

given
torque

Balance
wheel

and
tire

Replace
the

required
parts

Adjust
or

replace

Tighten
to
the

given

torque

Replace
faulty
shock
absorber

Replace
leaf

spring

Clean
or

replace
air

breather

Replace
the

damaged
oil
seal

Tighten
to
the

specified
torque
or

replace

gasket

Ibove
mentioned

st
is
available
when
op

the

FRONT
BRAKE
Brake

System

entire
brake

system
except

N

L
S
V
is

correctly

adjusted

After
shoe
return

spring

Adjuster
assembly

8

Adjuster
head

9

Adjuster
head
shim

10
Lock
spring

11

Adjuster
housing

12

Adjuster
wheel

13

Adjuster
screw

14

Retaining
spring

15
Lock

plate

16

Adjuster
shim

17
Rubber
boot
1
Brake

disc

2
Brake

shoe
assembly

3
Wheel

cylinder
assembly

4

Brake
shoe

upper
return

spring

5
Brake
shoe
lower

return

spring

REMOVAL

I
Jack

up
front
of
vehicle

just
high

enough
to
remove
tire
and

support
it

with

safety
stands

2

Remove
wheel

and
brake
drum
If

brake
drum
cannot
be

easily
removed

return
brake

adjuster
install
two
bolts

M8
x
1
25
in
holes
on
the

flange
face

of
brake
drum

and

tighten
bolts
even

ly
until
brake
drum
is
driven
out

3
In
order
to

ease

operation
re

move
hub

assembly
from
knucRle

spindle
Refer
to
Front
Axle

4

Unhook

upper
lower
and
after

shoe
return

springs
and
then
remove

brake
shoe
assemblies

S
Disconnect
brake
hose
from

wheel

cy
linder

6
Loosen

securing
nut
and
remove

wheel

cylinder

7
Remove
rubber
boot

adjuster

shim
lock

plate
and

retaining
spring

and
then
remove

adjuster
assembly

from
brake
disc
Fig
BR
I

6
Front
brake

1
Brake
hose

2
Wheel

cylinder
attaching

bolt

BA312

3
Rubber
boot

Fig
BR
17

Removing
wheel

cylinder

DISASSEMBLY
AND

ASSEMBLY

Wheel
cylinder

@

rr
l

@

t

a

Wheel

cy
linder

housing

2
Piston

3
Piston

cup

4
Dust

cover

5
Retainer
BR649

6
Connector

7

Packings

8
Connector
bolt

9
Bleeder

screw

10

Bleeder

cap
Wheel
cylinder
can
be

disassembled

simply
by
the

following
procedures

described
below

Remove
retainer
and
dust
cover

and
take
out

piston
from
wheel
cyl

inder
Be

careful
not
to

damage

sliding

part
of

piston
and

piston
cup

Thoroughly
wa
sh

u
disassembled

parts
in

brake
fluid
or
alcohol

Note
Do

not
wash
rubber

parts
with

mineral
oil

since
they
are
deterio

rated

When
alcohol
is
used
however
do

not
immerse
rubber

parts
in
alcohol

longer
than
30
seconds
After

parts

are
cleaned

dry
them
with
com

pressed
air

Assemble
wheel

cylinder
in

reverse

sequence
of

diassembly

When

securing
connector
bolt
in

sert
its
location

tip
to
the
hole
of

wheel

cylinder
firmly
and

tighten
it

securely

Carry
out

operations
carefully
so

that

component
parts
are
not
damaged

or
no
dust
and
other

foreign
materials

enter

cylinder

Note

The
brake
wheel

cylinder
is

available

in
both
NABCO
make
and

TOKICO
make
There
is

no
inter

changeability
of

repair
kits
or
com

ponent
parts
between
NABCO
and

TOKICO
makes

When

replacing
the

repair
kit
or

ent

parts
ascertain
the

brand

of
the
brake
wheel

cylinder

body
Be
sure
to
use

parts
of
the

same
make
as
the
former
ones

INSPECTION

Brake
drum

I

Replace
brake
drum
whose
dia

meter
is

beyond
the
limit
of

1
5
mm

0
OS9
in
with

respect
to
the

standard

inner
diameter
of
2S4
0
rom
10
00

SR
tO
Fig
BR
18
Front
wheel

cylinder
in

Condition

Brake
chatters

Brake

squeals

Pedal

pulsates

Brakes
fade

Brakes

drag

Unbalanced
brakes
Brake

System

Probable
cause

Groove

or
out
of

round
brake
drum

Loose

or
bent

brake

disc

Distorted
brake
shoes

or

pads

Grease
or
brake
fluid
on

linings

Dirty
or
scored
brake

drums

Distorted
brake
shoes
or
bent

support
plate

Weak
or
broken
brake
shoe

retaining
spring

or

return

spring

Glazed
or
contaminated
brake

lining

Out
of

round
or
off
center
drum

Brake
fluid
has
too
low

boiling
point

Use
of

improper
linings
or
brake

linings
are

contaminated

Brake
drums
are
out
of
round

Hydraulic
connections
master

cylinder
and

wheel

cylinders
are

corroded
or

damaged

Bleed
screw
is

open

Pedal

linkage
is

binding
or

push
rod

adjust

ment
is
too

long

Master

cylinder
compensator
part
is
ob

structed

Seized
master

cylinder
piston

Poor
shoe
condition

Poor

wheel
cylinder
condition

Deformation
of

piston
cups

Hand
brake
will
not
return

Clogged
master

cylinder
return

port

Improper
tire
inflation

Improper
adjustment
of
shoe

to
drum
clear

anee

Grease
oil
mud
or
water
on

linings
or

pads

Mud
in

brake
drum

Deterioration
of

linings
or

pads

Excessive
wear
of

linings
or

pads

BR
23
Corrective
action

Grind
or

replace
as

required

Tighten

support
plate
bolts
to

specified

torque
or

replace
plate

Replace
as

necessary

Replace
linings

Blowout

assembly
with

compressed
air
or

refinish
drum

Replace
faulty
unit

Replace
if

faulty

Cam

ground
lining
to
eliminate

glaze
If

it

doesn
t

replace
linings

Turn

drum
or

replace
as
necessary

Drain
and
fill

system
with

approved
fluid

Replace
linings

Repair
or

replace
as
necessary

Repair
as
necessary

Close
screw
and
bleed

system

Lubricate

linkage
check

pedal
return

spring

for
condition
and

adjust
push
rod

as
neces

sary

Blowout

foreign
matter
with

compressed

air

Disassemble
master

cylinder
and

replace

piston
Bleed

system

Clean
and

repair

Repair
or

replace

Replace

Check
and

repair

Clean

Inflate
to
correct

pressure

Readjust

Clean
brake

mechanism
and
check
for
cause

of

problem
Replace
linings
or

pads

Clean

Replace

Replace

Condition

Pedal

yields
under

slight
pressure
Brake

System

Probable

cause

Wheel

cylinder
in

poor
condition

Poor

sliding
condition
of
brake
shoe

Looseness
of

cylinder
body
or

back

plate

securing
bolts

Scored
or
out

of
round
drums

Sticking
wheel

cylinder

cups

Deformation
of
back

plate

Incorrect

adjustment
of
wheel

bearings

Incorrect

adjustment
of
wheel

alignment

Looseness
of
leaf

spring
securing
U

bolts

Faulty
N
L

S
V

Deteriorated
check
valve

Ex

ternalleaks

Leakage
on
master

cylinder

BR
24
Corrective
action

Repair
or

replace

Adjust

Fasten
or

replace

Recondition
or

replace
brake

drum
as
reo

quired
Check
for

improper
lining
contact

with
drum
and

grind
lining
if

necessary

Recondition
or

replace
cylinder

Replace

Adjust
or

replace

Adjust

Tighten
or

replace

Replace

Replace
check
valve
and
bleed

system

Check
master

cylinder

piping
and

wheel

cylinder
for
leaks
and

repair

Overhaul
master

cylinder

STEERING
GEAR

Removal
and

installation

Removal

I
Disconnect

battery
ground
cable

from
the
terminal

2
Remove

horn

pad
by

unscrewing

two
bolts
from
the
rear
side
of

steering

wheel
bar

Note
Be

sure
to

punch
mark
with

0
on
the

top
of

steering
column

shaft

Fig
ST

3
R

moving
horn

pad
STEERING
SYSTEM

A

@

@l
@

J
i

u
p

I

1

jj

ST199

Sector
shaft

adjusting

screw

2

Filler

plug

3
Sector
shaft
cover

4

Sector
shaft

adjusting

screw
shim

5

Gear

housing

6
Sector
shaft

7

Oil
l

8
Gear

housing
bushing

3
Remove

steering
wheel
with

Steering
Wheel
Puller

ST27I80001

after

backing
off

steering
wheel

fIXing

nut

Fig
ST
4

Removing
teering
wheel

Note
Be
sure
not
to
hammer
the

special
tool
while

removing

4

Remove

upper
and
lower

steering

column
shell

covers

S
Remove
turn

signal
switch
as

sembly

ST3
9
Worm

assembly

ball

nut
assembly

10
Worm

bearing
adjusting

shim

11
Column

jacket

12

Steering
column
shaft

13
Column

jacket
bushing

14

ring

15
Worm

bearing

Fig
ST
2
Sectional
view

of
steering

gear

6
Remove
column

clamp
fixing

bolts

c
@

I

f
c

I

1
I

1

i

T201

Fig
ST
5
Removing
column

clamp

7
Remove
four
bolts

securing
steer

ing
post
grommet
to
dash

panel

8
Remove
nut

securing

gear
arm
to

sector
shaft
and
then
withdraw

gear

arm
with
the
use
of
Pitman
Arm
Puller

ST2902000I

ST202

Fig
ST
6

Withdrawing

gear
ann

Note

Before

removing
steering

gear

arm

scribe
match
marks
on
arm

and

housing
so

that

they
can

easily

be

replaced
in
their

original
posi

tions
at

assembly

9
Remove
three

bolts

securing

steering
gear
housing
to
frame

10
Withdraw

steering
gear
assembly

toward

engine
compartment

Installation

Install

steering

gear
assembly
in
the

reverse
order

of
removal

observing
the

following
instructions

I
When

installing

steering

gear

housing

securing
bolts
insert
two
bolts

through
gear
housing
to
frame

2
When

installing
steering
gear
arm

align
four

grooves
of

gear
arm

serra

tions

with
four

projections
of
sector

shaft
serrations

3

Tightening
torque

Steering
gear

housing

4

6
to
S
3

kg
m
33
to
38
ft
lb

Gear
arm

13

to
IS

kg
m
94

to
108
ft
lb

Steering
wheel

7

0
to

7
S

kg
m
51

to
54

ft
Ib

4

With
front
wheels
set
in

a

straight

ahead

position
make

sure
that

punch

mark
on
the

upper
end
surface

of

steering
column
shaft
is

at
the

center

of
the

upper
side
in
its

installing

portion

S
When

installing
steering
wheel

apply
grease
to

sliding
parts

6
After

installing
make

sure
that

steering
wheel
turns

smoothly
STEERING
SYSTEM

Disassembly
and

assembly

Disassembly

I
Drain

oil
in

steering
gear
housing

by
unscrewing
fIller

plug

2
Place

steering
gear
assembly
in
a

vise

securely

3

Loosen
lock
nut
and
turn

sector

shaft

adjusting
screw
a
few

turns
coun

terclockwise

Remove
sector
shaft
cover

by
un

screwing
four

fixing
bolts

rn

ST203

Fig
ST
7

Remouing
sector

haft
couer

4

Turn

sector
shaft

adjusting
screw

a

few
turns
clockwise

and

pull
sector

shaft
cover

together
with
sector
shaft

from

gear

housing

ST204

Fig
ST
B

PuUing
out

ector

haft

S

Separate
sector

shaft

adjusting

screw
and

shim
from
cover

6
Remove

jacket
tube

by
unscrew

ing
three

fixing
bolts

7

Remove

steering
worm

assembly

from

gear

housing

8

Detach

worm

bearings
and

worm

bearing

adjusting
shims
from

worm

gear
assembly
and
column

jacket

Note
Be

careful
not
to
allow
ball

nut

to

run
down
to
the

worm
end
If

ball

nut
rotates

suddenly
to

the

worm

end
the
ends
of
ball

guides

may
be

damaged

ST
4
9

Pry
out
sector
shaft
oil

seal
from

gear

housing
and

discard
it

10
Remove

O

ring
from
the

rear

cover
of
column

jacket
and

discard
it

11

Remove
column

jacket
bushing

Notes

a

Do
not

remove
sector
shaft

bushing

from

housing
If

necessary
replace

as
a

gea2

nousing
assembly

b
Do

not
disassemble

ball
nut
and

worm

geir
If

necessary

replace

them
with
new
ones
as
a

worm

gear

assembly

Fig
ST
9

Removing

steering
worm

assem

bly

Assembly
and

adjustment

Apply
recommended

gear
oil
to
all

disassembled

parts

1

Fit
column

jacket
bushing
to

column

jacket
in

place

Note
When

fitting
apply
adhesive
to

bushing
exterior
and

grease
to
in

terior

2
Fill
the

space
between
new
sector

shaft
oil
seal

lips
with

grease
and
fit
it

to

gear

housing

3
Place

steering
worm

assembly
in

position
in

gear

housing
together
with

worm

bearings

4

Install
column

jacket
on

gear

housing
with
O

ring
and

worm

bearing

shims

Be

sure
to

install
thicker
shims
to

the

gear

housing
side

Standard
shim
thickness

1
5
mOl
0
OS9
in

Tightening

torque

1
5
to
2
S

kg
m
11
to

18
ft
Ib

I

J

L6

3

4

5
1

Apply
recommended

grease
to

screw

bushing
interior

plain
bushing

interior
dust
seal
inside
and

bushing

sliding
surface
of
idler
ann

Screw

bushing
tightening

torque

12

kg
m

87
ft
lb

2

Before

installing
idler
arm
assem

bly

replace
f
iller

plug
with

grease

nipple
and

apply
recommended

grease

to
idler

ann

through
this

grease
nipple

until

grease
is
forced

out
at
the

lower

end
of

the
dust

seal

lip
Remove

grease

I

8
I

II

I

I

FIODt

Inspection
and

repair

Ball

joint

1
When
ball
stud
is

worn
or
axial

play
is
too

excessive

replace
cross
rod

socket
or
side

rod
with
a
new
one

2
When

dust
cover
is

broken
or

defonned

be
sure
to

replace
with
a

new
one

Axial
end

play
0
1
to
0
5

mm

0
004
to
0
020
in

Initial

swing
torque

S
to
15

kg
cm
70
to
209
in
oz
STEERING
SYSTEM

nipple
and
reinstall

filler

plug

3
In

installing
idler
arm

assembly

make

sure
that
the

standard

dimension

A
is

adjusted
correctly

Standard
dimension

A

137
8
to

139
8

mm

S

42S
to
S
504

in

See

Figure
ST

14

Furthermore
be

sure
to

install

washers

correctly
See

Figure
ST
IS

Spring
washer

Frame

Plain
washer

Weld
nut

Self

locking
nut

ST212

Fig
ST
15
Locations

of
washers

Initial

swing
torque
5

to
15

kg
cm

70
to
209
in
oz

ST213

ST
7
sary
To
renew

grease
remove

grease

nipple
cap
and

apply
recom

mended

grease
to
ball

joint

through

grease
nipple
until

grease
is
forced

out
at
the

grease
vent
hole

Idler
arm

3B8embly

Remove
old

grease
and
dirt
and

check
idler

ann

assembly
for
wear

deformation
and

damage

CrOBS
rod
side
rod

and

gear
arm

Check
them
for

bending
damage

and
crack
and

replace
as

necessary

Inspecting
steering
system
on

the
vehicle

which
comes
into

collision

Steering
system
is

very
important

for

driving
a
vehicle
When
the

vehicle

comes
into

collision

especially
the

front
of
the

vehicle
is

damaged
special

inspection
should

be
done

for
the

following
matters

If

any
component
parts
of

steering

system
is

found

to
be

damaged
re

place
them

with
new
ones

1

Steering

angles
correctness

Inspect
side

rods
and

cross
rod
for

bend
and
sector
shaft

for
distortion

2

Level
of

steering
wheel
bar
with

the
front

wheels
in

a

straight
ahead

position

If
its
deflection
is

more
than
about

90

degrees
the

bend
or
distortion
of

sector
shaft

and
column
shaft
can
be

seen

3
Noise

during

operation
of

steering

wheel

Inspect
column
shaft

and

jacket

tube
for
bend

4
Smooth

operation
of

steering

wheel

Inspect
sector

gear
for

breakage

ball

nut
screw
for
dint
and
column

shaft

for
bend

S
Gear
arm

breakage

6
Gear

housing
breakage

In
addition

inspect
gear
housing

f

IXing
bolts
for
looseness

7
Distortion
of
sector
shaft
serra

tion

8
Sector

gear
breakage

CAB
BODY
Body
Frame

Ist

mounting
2nd

mounting

1
Bolt

2

Plain

washer

3
Rubber
washer

4

Upper
rubber

5
Bottom

rubber

6
Plain
w

er

7

Upper
washer

8

Lower
washer

1st

mounting

REMOVAL

AND

INSTALLATION

Remove

battery
from

engine

compartment

2

Disconnect
oil
cooler
hoses
from

radiator
automatic
transmission

model

only

3

Disconnect
air
conditioner

tubes

from

condenser
if
so

equipped

4

Drain
water
from

cooling
system

completely
and
remove
radiator

and

condenser
if
so

equipped

5

Remove

engine
hood
from
hood

hinges
after

scribing
hood
for
rein

stallation

6
Remove

bumper
stay
from
frame

and
remove
front

bumper

7
Remove

radiator

grille

8
With
the

aid
of

Steering
Wheel

Puller

ST27
180001
remove

steering

wheel
from

steering
shaft

9

Remove

steering

gear
arm
from

steering
sector
shaft

using
suitable

puller

10

Remove
screws

securing

steering

shaft
dust

seat
and
insulator
in

posi

tion
2nd

mounting

3rd

mounting

II

Remove

steering
gear

housing

from
frame
and

pull
it
out
into

engine

compartment

12

Disconnect

speedometer
cable
at

transmission

1
3

Disconnect

carbon
canister

hoses

between

canister
to

vacuum

gallery
and
canister

to
intake

manifold

at
canister

14

Disconnect
air

pump
to
air

pump
air

cleaner
hose
at
air
cleaner

15

Disconnect
air
conditioner

hoses

from

compressor
if
so

equipped

16

Disconnect
air
cleaner

duct
from

body

17

Disconnect

Master
Vac
vacuum

hose
at
intake

manifold

18
Remove

snap
ring
and
control

lever

pin
from
transmission

striking

guide
and

remove
control
lever

19
Disconnect
fuel

hoses
at
fuel

strainer

20
Disconnect
fuel

return
hose

and

evaporation
hose
at
connectors

21
Disconnect
brake
and
clutch

tubes

from
each

master

cylinder

22
Remove

all

clips
securing
fuel

tubes
brake

tubes
and
clutch
tube
at

cab

body

BF
4
BF472A

Unit
mm
in

Fig
BF
4
Cab

body
mountings

23
Loosen
hand
brake
control
cable

at
brake
control
lever

Then
discon

nect
cable
from
dash

panel

Note

Place
blocks

against
front
and

rear
wheels
to

prevent
vehicle
from

rolling
off

accidentally

24
Free

accelerator
wire
from

car

buretor

25
Disconnect

heater
hoses
at

engine
side

26
Disconnect
wire
harnesses
from

related

engine
electrical

parts

27
Disconnect

engine
and

chassis

harnesses
at
their
connection

on

right

sidemember
near

rear

engine
mounting

member

28
Remove
six

bolts

securing
body

to
frame

29
With
the
use
of
suitable

ropes

and
an
overhead
hoist
lift
cab

body

straight
up

slowly
and

place
it
on
a

level
surface

Note
In

lifting
up
cab

body
use

care

not
to

dash
it

against

engine
or
rear

body
Cab

body

weighs
approxi

mately
220

kg
485
Ib