1977 DATSUN PICK-UP air condition

STEERING
SYSTEM

TROUBLE
DIAGNOSES
AND
CORRECTIONS

Condition

Steering
wheel
moves

heavily

Steering
wheel
turns

but

sluggishly

Vehicle

pulls
to
one

side
Probable
cause

Wheel

alignment
out
of

specifications
or
air

pressure
in
tires

too
low

Steering

linkage
out
of

adjustment

Steering
column
out
of

alignment

Wheels
out
of

alignment
or
air

pressure
in

tires

too
low

Damaged
steering
linkage

Wheels
out

of

proper
alignment

Wheel

bearing
out
of

adjustment

Damaged

steering
linkage

ST
9
Corrective
action

Align
or

inflate
tires

to
correct

pressure

Adjust
and

see
relative

topic
under
Front

Suspension

Repair

Repair
or
inflate
tires

to
correct
air

pressure

Replace
and
see
relative

topic
under
Front

Suspension

Align

Adjust

Replace
and

see
relative

topic
under
Front

Suspension

DESCRIPTION

REMOVAL

DESCRIPTION

The
fuel
tank
is4Sliters
II

Ji
U
s

gal
9
Ji

Imper
gal
in

capacity
The

tank
unit
is

mounted
to

the

right
side

of
the
rear

floor

1
Fuel

tank

2
Drain

plug

3
Filler
tube

4

RescfYOir
tank

5
Filler
hose

6
Breather
hose

7
Ventilation
hose

8

Evaporation
hose

9
Fuel
outlet
hose
and
tube

10
Fuel

tank

gauge
unit

11

Protector

12
Bracket

13
Retainer

14
Return

tube
Engine
Control
Fuel
Exhaust

Systems

FUEL
SYSTEM

CONTENTS

FE
4

FE
5
INSPECTION

INSTALLATION
FE
6

FE
6

The
filler
shutter
is
installed
to

the

filler
tube
on
California
models

The
electric
fuel

pump
is

adopted

on
air

conditioner

equipped
models
For

the
electric
fuel

pump
refer
to

Section
EF

FE194

Fig
FE
3
Fuel
tank

FE
4

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

2

1

Back
trim

2

Back
inside

imisher

3

Clip
1

CENTER
CONSOLE

REMOVAL
AND

INSTALLATION

Except
for
air
conditioner

equipped
models

I
Remove
two

bolts
from
rear
of

center
console

2
Remove
center
console

by
pulling

it
back

3
To

properly
install

center

con

sole
insert
its
front

portion
into

bracket
on
the
floor
and
install
and

tighten
rear
attaching
bolts

SEAT

DESCRIPTION

There
are

two

types
of

seats
a
semi

separate
bench
seat
for
the
standard

wheelbase
and

long
wheelbase
models

and
a

separate
seat
for

the
Deluxe
Cab

models

CAUTION

In

conforming
with
M

Y
S
s
No

302
be
sure
to

remove
the
thin

polyethylene
covers
from
seat

cushions
seat
backs

and
head

restraints
at
the
time
of

a
Pre
delivery

service

b
Parts

replacement
Body
Frame

BF0328

Fig
BF
45

Back
trim
and
back

inside
finisher

BE033B

Fig
BF
46

Removing
center
console

SEAT

BENCH
SEAT

8F
19
Air
conditioner

equipped

models

I
Remove
two
bolts
from

front
of

center
console

2
Remove

two
bolts
from
the
rear

and
remove

center
console

CONSOLE

WITH

ARMREST

DELUXE
CAB

REMOVAL
AND

INSTALLATION

I
Remove

two
bolts
from

front
of

console

armrest
unit

2
Remove

one
bolt
in
the

console

box
and

remove
center
console

3
Installation
is

the
reverse
order
of

removal

BF034B

Fig
BF
47
Console

with
annrest

JJ

t

qJ

1
Seat

assembly

2
Seat
slide

3
Seat
slide
lock
handle

4
Seat
slide
lock
wire

BF474A

Fig
BF
48
Bench
seal

Body
Frame

Removal
and
installation

assembly

2
To
install

seat
reverse
above
re

moval

procedure
1
Remove

four
bolts

retaining
seat

slide

assembly
to

floor
take

out
seat

SEPARATE
SEAT

1

Head
re5traint

2
Seat
assembly

3

Reclining
device

4

Seat
slide
outer

5
eat
slide
inner
s

J

j

BF0358

Fig
BF

49

Separate
seat

Removal
and
installation

I

Remove
two

nuts

attaching
front

of
seat
slide
to
floor

2

Remove
two
bolts

attaching
rear

of

seat
slide
to
floor
3
Then

remove
seat
with

seat
slides

from
the

vehicle

4

Installation
is
the
reverse
order
of

removal

SEAT
BELT

1
Inner
belt

2

Tongue
stopper

3

Emergency
locking
retractor

4

Outer
anchor

plate

5

Lap
shoulder
belt

6
Shoulder

through
anchor
BF036B

Fig
BF
50

Seat
belt

BF

20
DESCRIPTION

The
seat
belt
is
a
three

point
type

consisting
essentiaily
of
a

lap
shoulder

belt
and
an
inner

lap
belt

The

lap
shoulder
belt

is
fitted
with

an

emergency
locking
retractor
which

senses
the

speed
at
which
the

webbing

is

being
pulled
and

the
deceleration
of

the
vehicle

The
inner

lap
belt
has
a
buckle
The

buckle
of
the
driver

s
seat
belt
includes

a
switch
which
functions
as
a
seat
belt

warning
device

CAlJI10NS

a
In

conformity
with
M
V

S
S
No

302
be
sure
to

remove
the
thin

polyethylene
covers
from
seat

belts

at
the
time
of

I
Pre
delivery
service

2
Parts

replacement

b
If

the
vehicle
has

overturned
or

been
in
a
collision

replace
the

entire

belt

assembly
regardless
of

nature
of
accident

c

If
the
condition

of

any

component

of
a

seat
belt
is

questionable
have

entire
belt

assembly
replaced
rather

than

attempting
to

repair
seat
belt

d
If

webbing
is
cut

frayed
or
dam

aged

replace
belt

assembly

e
Do
not

spill
drinks
oil
etc

on

inner

lap
belt
buckle
Never
oil

tongue
and
buckle

f

Use

only
a

genuine
Nissan
seat
belt

assembly

REMOVAL
AND

INSTAUATION

I

Disconnect

battery
ground
cable

2
Disconnect
buckle
switch
harness

at
connector
under
seat

3
Loosen

bolt

retaining
inner

lap

belt
and
remove
inner

lap
belt

4

Remove
bolt

securing
emergency

locking
retractor

5

Remove
shoulder
anchor
bolt

and
remove

lap
shoulder
belt
assem

bly

6
Installation
is

the
reverse
order
of

removal

Tightening
torque

Anchor
bolts

2
5
to
3
0

kg
m

18
to
22
ft
lb

DESCRIPTION

Cables
are
covered
with
color

coded

vinyl
for

easy
identification
In

the

wiring
diagram
colors
are
indicated

by

one
or

two

alphabetical
letters

It
is
recommended
that
the

battery

be
disconnected
before

performing

any
electrical
service
other
than

bulb

or
fuse

replacement

In
addition
to
fuses
a
fusible
link

has
been

installed
to

protect
wiring

The
fusible
link
functions
almost
the

same
as
a

fuse

though
its
eharac

teristics

are
slightly
different
than

normal
fuses

CABLE
COLORS

Cable
colors
are

indicated

by
one
or

two

alphabetical
letters

B

Black
Be
Brown

G
Green

L
Blue

Lg
Light

green

R

Red
W
White
Y
Yellow

The
main

cable
is

generally
coded

with

a

single
color
The

others
are

coded
with
a

two
tone
color
as

follows

BW

Black
with
white

stripe

gR

Light
green
with
red

stripe

INSPECTION

Inspect
all

electrical

circuits
refer

ring
to

wiring
or

circuit

diagrams

Circuits

should
be

tested
for
conti

nuity
or

short
circuit

with
a

conven

tional
test

lamp
or

low

reading
volt

meter
Before

inspection
of

circuit

ensure
that

I
Each
electrical

component

part
or

cable
is

securely
fastened
to

its
con

nector
or
terminal

2
Each
connection

is

firmly
in

place

and

free
from
rust
and
dirt

3

No
cable

covering
shows

any

evidence
of
cracks

deterioration

or

other

damage

4

Each
terminal

is
at

a
safe

distance

away
from

any
adjacent
metal

parts

5
Each

cable
is
fastened

to
its

proper
connector
or
terminal
Body
Electrical

System

BODY
ELECTRICAL

WIRING

6

Each

grounding
bolt
is

firmly

pbnted

7

Wiring
is

kept
away
from

any

adjacent
parts
with

sharp
edges
or

high

temperature
parts
such

as
exhaust

pipe

8

Wiring
is

kept
away
from

any

rotating
or

working
parts
fan

pulley

fan
belt
etc

9

Cables
between
ftxed

portions

and

moving
parts
are

long
enough
to

withstand
shocks
and

vibratory
forces

Notes

a
Before

starting
to

inspect
and

repair

any
part
of
electrical

system
or

other

parts
which

may
lead
to
a

short
circuit

disconnect
cables
at

battery
terminals
as
follows

Disconnect

cable
at

negative

terminal

and
then
disconnect
cable

at

positive
terminal

Before

connecting
cables
to

battery

terminal
be
sure
to
clean
terminals

with
a

rag
Fasten

cable
at

positive

terminal
and
then

ground
cable

at

negative
terminal

Apply

grease
to

top
of
these

terminals
to

prevent
rust
from

developing
on

them

b
Never

use
a

screwdriver
or
senrice

tool
to
conduct

a

continuity
test

Use
test
leads

c
Never

ground
an

open
circuit
or

circuits
under
no
load
Use

a
test

lamp
12V
3W

or
circuit
tester
as
a

load

FUSE
AND

FUSIBLE

LINK

DESCRIPTION

The
fuse
and
fusible
link

are

protec

tive

devices
used
in

an
electrical
cir

cuit

When
current

increases

beyond

rated

amperage
fusible
metal

melts

and

the

circuit
is

broken

BE
2
MAINTENANCE

INSTRUCTIONS

Fuse

The
fuse

block
is
installed

under

the
instrument

panel
on
the
left

hand

drive

vehicle

BE848A

Fig
BE
1

Fuse
block

When
for
one
reason

or
another

fuse

has
melted
use

systematic
pro

cedure
to
check
and
eliminate
cause
of

problem
before

installing
new
fuse

Notes

a
If
fuse
is

blown
be
sure
to
elimi

nate
cause
of

problem
before
in

stalling
new
fuse

b
Use

fuse
of

specified

rating
Never

use
fuse
of
more
than

specified

rating

Co

Check
condition
of

fuse
holders
If

much

rust
or
dirt
is
found

thereon

clean

metal

parts
with
fine

grained

sandpaper
until

proper
metal
to

metal
contact
is
made

Poor

contact
in

any
fuse
holder
will

often
lead
to

voltage
drop
or

heating
in
the
circuit
and
could

result
in

improper
circuit

operation

Fusible

link

Fusible
link

protects

lighting

starting
charging
and

accessory
cir

cuits

Body
Electrical

System

BULB
SPECIFICATIONS

Item

Wattage

Candlepower

Headlamp
Inner

Outer
37
5W

37
5
S0W

Front
combination

lamp

Turn

signal
and

parking
lamp
23
8W
32
3C

Side
marker

lamp

Front

Rear
8W

4C

8W
4C

Rear

combination
lamp

Turn

signal
lamp
A
B

Tail

lamp
B
C

Stop
lamp
A
B

Back

up
lamp
D
A
23W
32C

B
23j8W

32j3C

C
8W
4C

D
23W

32C

7
SW

6C

License

plate
lamp

Engine
compartment
lamp
6W

Room

lamp
5W

Combination
meter
illurnina

tion
17W
iC
x3

Knob
illumination

lamp
3
4W

2C

Heater

control
illumination

lamp
3
4W

2C

TROUBLEDIAGNOSE
AND
CORRECTIONS

HEADLAMP

Condition

Headlarnps
do
not

light
for

both

high
and
low
beams

High
beam
cannot

be
switched
to
low

beam
or
vice
versa
Probable
cause

Burnt
fuse

Loose
connection
or

open
circuit

Faulty
lighting
switch

Faulty
dimmer
switch

Faulty
light
relay

No

ground

Faulty
dimmer
switch

Faulty
light
relay

BE12
Bulb

SAE
trade
number

4001

4002

1034

67

67

1073

1034

67

1073

89

161

158

158

Corrective
action

Correct
cause
and

replace
fuse

Check

wiring
and
or

repair
connection

Conduct

continuity
test
and

replace
if
neces

sary

Check

light
relay
for

proper
operation
and

replace
if

necessary

Clean
and

tighten
ground
terminal

Conduct

continuity
test
and

replace
if
neces

sary

Check

light
relay
for

proper
operation
and

replace
if

necessary

Condition

Headiamps
dim

Headlamp
in

only
one

side

lights

TURN
SIGNAL
LAMP

Condition

Turn

signals
do

not

operate

Flashing
cycle
is

too
slow

Pilot

lamp
does

not

go
out
or

too
fast

Flashing
cycle
is

irregular
Body
Electrical

System

Probable
cause

Partly
discharged
or

faulty
battery

Faulty
charging
system

Poor

ground
or
loose
connection

Burnt

sealed
beams

Loose

headlamp
connection

Damaged
sealed
beam

Probable
cause

Burnt
fuse

Loose
connection
or

open
circuit

Faulty
flasher
unit

Faulty
turn

signal
switch

Bulbs

having
wattage
other
than

specified

wattage
are
used

Burnt

bulbs

Loose

connection

Inoperative
flasher
unit

Burnt
bulb

Loose

connection

Bulb

having
wattage
other
than

specified

wa

ttage
is
used

TAIL
LAMP
STOP
LAMP
AND
BACK
UP
LAMP

Condition

Both

right
and
left

lamps
do
not

light

Lamp
in

only
one
side

lights
Probable
cause

Burnt
fuse

Inoperative
stop
lamp
switch

Falllty
back

up
lamp
switch

Loose
connection
or

open
circuit

Burnt
bulb

Loose
bulb

BE13
Corrective
action

Measure

specific
gravity
of

electrolyte
and

recharge
or

replace
battery
if

necessary

Measure

voltage
at

headlamp
terminals

If
it
is
less
than
12
8V
check

charging

system
for

proper

operation

Clean
and
or

tighten

Replace

Repair

Replace

Corrective
action

Correct
cause

and

replace

Check

wiring
and
or

repair
connection

Replace

Conduct

continuity
test
and

replace
if

neces

sary

Replace
with

specified
one

Replace

Repair

Replace

Replace

Repair

Replace
with

specified
one

Corrective
action

Correct
cause
and

replace

Conduct

continuity
test
and

replace
if
neces

sary

Conduct

continuity
test
and

replace
if
neces

sary

Check

wiring
and
or

repair
connection

Replace

Repair
lamp
socket