light DATSUN B110 1973 Service Owner's Guide

IT
f

r

J

e

@
@
BODY

Door

lock

2

I
nside
handle

3
Escu

tcheon

4

Door
lock

knob

5

Knob

grommet

Front
door
lock
removal
Fig
BF
51

Rear
door
lock
mechanism

Remove
the

parts
up
to
the
seal
screen

2
Remove
the
door
lock
knob
and
then
remove
the

remote
control
rod
used

to
connect
the
door
lock
to
the

door
lock

cylinder
from
the
door

lock

cylinder

3
Remove

the
inside
handle

installation
screw
and
the

door
lock

assembly
installation
screws
and

withdraw
the

outside
handle
rod
from
the

opening
on
the
lock

assembly
Remove
the
lock

assembly
from
the
service
hole

on
the
inside

panel

I
I
Lock

knob

Inside
handLe

I
3

I
Lock

assembly

Fig
BF
52
Door
wUhout

sealing
screen

4
Detach
the
leaf

clip
used
to

secure
the
lock

cylinder

on
the
door
and
remove
the
lock

cylinder
Fig
BF
53

Removing
front
door
lock

Front
door
lock
installation

1

Installing
the
inside
handle
and
remote
control

Adjust
position
and
install
the
remote
control
so
that

the

Slopper
@
ofthe
inside

handle

Q
lightly
contacts

the
base

plate
of
the
door

lock

CD

If
the

remote
control
is

installed
with
the

inside
handle

Q
pulled
the

locking
plate
@
doesnotintermesh
with

the
ratchet

completely
at
the
full
ratch
and

the
lock
knob

j
does
not
lower

2
Connecting
outside
handle
to
the

locking
plate

Set
the

locking
plate
@lto
the

fully
ratched

position

insert
the

nylon
nut

@
on
the
end
of
the
outside
handle

rod

ID
into
the

locking
plate
hole

@
and

adjust
and

secure
the

nylon
nut

@
with
adhesive
in
a

position
where

BF
28

BODY

b

Method
2

Start
the

engine
and
turn
on
the
window

defogger
system
With
a
d
c

voltmeter

setup
shown
in

Figure
BF

70
check
each
heat
wire

for

discontinuity

If

the
meter
indicates
12
volts

or
0
on

a

specific
wire

that

line
is
broken
Normal
indication

6
volts

A

break
in
that
line
can
then

be
detected

by
moving

the

positive
lead

of
meter

along
the

line
until

an

abrupt

variation
in

the
meter
indication
is

encountered

Fig
BF
70

Checking
for
broken
heat
wire

with
d
c
voltmeter

c

Method
3

With
an
ohmmeter

setup
shown
in

Figure

BF
7l
locate
one

lead
on
each
end
of
a
heat
wire
and

the

other
in
the
rniddle
section

of
that
wire
If

the

meter

registers
on

a
specific

grid
line
a

value
twice
as

much
on

any
other
line
that

line
is
broken

A

break
in
that

line
can
then
be

located

by
an

abrupt

variation
in
the

meter
indication
as
the
test

lead
moves

along
the
broken
heat
wire

r

I

I

I

J

I

I
v

Ejl

Fig
BF
71

Checking
for
broken

heat
wire
with

ohmmeter
2

Repair

a

Repair
equipment

1
Conductive
silver

composition
Dupont
No
4817

2
Ruler
30

em

11
81

in

long

3

Drawing

pen

4
Heat

gun

5

Alcohol

6
Cloth

b

Repair
procedure

1

Wipe
clean
broken
heat
wire
and
its

surrounding

area

with
a
cloth

dampened
in

alcohol

2

Apply
a

small
amount
of

conductive
silver

composi

tion

to
the

tip
of

drawing

pen

Note
Shake
silver

composition
container

sufficiently

before
use

3

Place
ruler
on

glass
along
broken
line

to
be

repaired

as

shown
in

Figure
BF

72

Deposite
conductive

silver

composition
to
break
line
with

drawing

pen

Slightly
overlap
existing
heat
wire

either
side
5
mm

0
1969
in

preferable
of
the

break

Heat
wire
0
en

0
0

d
ci

1
I
Break

I
1

I

kr

I
I

Ruler

Drawing

pen

Unit
mm

in

Fig
BF
72

Locating
ruler
in

position

8F

35

@
c

@

CD

w

1

Heater
motor

2

Fan

3
Heater

core

4

Shut
valve
5

Room

valve

6

Ventilator
valve

7

Defroster
nozzle

8
Cowl

top

Fig
BF
76

Cross
sectional
view

of
forced
ventilation
BODY

COWL
TOP

GRILLE

Loosen

six
self

tapping
screws
and

remove
the

cowl

top
grille
from
the
cowl

top

panel
together
with
the

baffle

plate

The
cowl

top
grille
is
made
of

ABS
resin
When

installing

tighten
inside

self

tapping
screws
two

screws

first
and

lighten
four
outside

self

tapping
screws

so
that

no
unreasonable
force
is

applied
to
the

cowl

top
grille

Moreover
be

careful

not
to
allow

brake
fluid
or
oil

sticking
to
it

Fig
BF
77

Cowl

top

grille
removal

SEAT

CONTENTS

SEAT

Description

Removal

Reinstallation

SEAT
SWI
TCH
BF

38

BF
38

BF
39

BF
40

BF
40

CAUTION

I
n

conformity
with
MVSS

No
302
be

sure
to
remove

the
thin

polyethylene
covers
from
seat
cushions
seat

backs
seat
belts
and
head
restraints
at

a
Pi
Helivery
service

b
Parts

replacements
Inspection

Installation

HEAD
REST

OPTIONI

SEAT
BELT
BF
40

BF
40

BF
41

BF
41

SEAT

Description

For

the
BHO
series

two

types
of
front

seat
are

available

one
is
a

separate
bucket
seat
and
the
other
is

a

separate
manual

reclining
seat

option

The

manual

reclining
seat
is

operated
by
a
control

lever

located
in
the

window
side
of

the
seat

cushion
When
the

control

lever
is

pulled

upward
the
seat

back
can
be

reclined
to

any
desired

position
up
to

approximately
520

from
the
normal

position

BF

38

Fig
BF
82

Removing
rear
seat

cushion

2

With
the

seat
back
turned
down

remove
two

screws

from
the
wheel
house
and

remove
the

seat
back

111
I

V

RH

0
1

lr

Fig
BF
83

Removing
rear
seat
back

Reinstallation

Reinstall
the

seat
cushions
and
seat
backs
in
reverse

sequence
of
removal

SEAT
SWITCH

Inspection

Seat
switch

should

operate
accurately
Prior
to

inspecting
seat
switch
disconnect
harness

I
Place
standard

weight
on
the

illustrated

position
of

assistant

seat

Note
Put

weight
on
shadowed

area
See

Figure
BF
84
BODY

Fig
BF
84

Weight
position
Unit
mm

in

L
130
15
118
for
SEDAN

140
5
512

for
COUPE

2

Using
test

light
check
whether

light

grows
when

II

kg
24
25
lb

weight
is

on
and

light

goes
out
when

1
0

kg

3
2
J
lb

is

on

Installation

I

Seat
switch

should
be
installed

right
position
See

Figure
BF
85

2
Install

seating
switch
to

5th
5

crest
of

spring
at
rear

of
4th

spring
as
viewed

from
inner

side
Then
set

it

between

cushion

pad
and
cushion

spring
and

clip
to

cushion

spring
by
hook
of
switch
case

3

Install
lead
wire

fastner
to
cross
bar
hole
of
4
mm

0
157
in

securely

DETAIL
B
@

ui
DETAIL
A

n

@

ID

E

l

1
Lead
wire
fastener

2
Cross
bar

3
Seat
switch

4
Cushion

spring

5
Cushion

pad

Fig
BF
85
Seat
switch
location

BF
40

BODY

INSTRUMENT
PANEL

CONTENTS

REMOVAL
BF
42

REMOVAL

Fig
BF
88

Removing
instrument

panel

Note
There
are
two

types
of
instrument

panel
square

type
and
round

type
However
both

of
them

are

removed
and

reinstalled
in
the
same
manner

Disconnect
the

battery
cable
at
the

battery
terminal

2
Disconnect
the

wiring
harness
connector
units

Disconnect
the
instrument
harness
from
the

engine

compartment
harness

Disconnect
the
instrument
harness

from
the
turn

signal

switch

Disconnect
the

instrument
harness

frorn
the
body

harness

Disconnect
the
instrumen
t
harness
connected
to

the

door
switch

stop
lamp
switch
flasher
unit

and

passing

light
relay
option
REINSTALLATION
BF
43

Note
When

disconnecting
the
wiring
harness

recom

mend
to
use

tags
for

identifying
their

relationship

3
Disconnect
cables
for
radio
antenna
and

speaker

4
Remove
the

package
tray
the
shell
cover
and
turn

signal
switch

Note
Work

may
be
carried
out
without

removing
die

steering
wheel
However
it
is
recommended
to

remove
the
steering
wheel
50
that
work
can
be

carried
out
more
easily

5
Disconnect
the

speedometer
cable

from
the

speedometer
unit

6
Disconnect
the
heater
control
cable
at
the
heater

side

Fig
BF
89

Removing
imtrument

panel
Ii

BF
42

7
Remmre
three

screws
from

top
of
the
instrument

one
each
installation
bolt
frorn
both
sides
of
the
bottorn

and
two
bolts
used
to
secure
the
instrument

panel

together
with
the

steering
column
clamp

8

Raising
the
instrument

panel
slightly

pull
it
toward

rear
side
of
the

vehicle
and
remove
it

Note

Ensuring
that
all
cables
are
disconnected
remove

the
instrument

panel
slowly
aoo

carefully

REINSTALLATION

Reinstall
the
instrument

panel
in
reverse

sequence
of

removal
BODY

Fig
BF
90
Removing
instrument

panel
II

ROOM
TRIM

INSTALLING
HEAD
LINING

IA

P

AV

FRONT

A
A
IB
A

L

Adhesive

Detailed
view
of

A

portion

B
B

Be
sure
to
hook
the

clamp
securely

Fig
BF

91

Installing
head

lining

Note
Be

sure
to
install
the
roof
insulator
before

installing
the
head

lining
J

BF
43

DATSUN
1200

MODEL
B
11
0

SERIES

I
NISSAN

I

NISSAN
MOTOR
CO
LTD

TOKYO
JAPAN
SECTION
BE

BODY

ELECTRICAL

WIRING

FUSE

LIGHTING
SYSTEM

HORN

METERS
AND

GAUGES

WINDSHIELD
WIPER

AND

WASHER

IGNITION
SWITCH
AND

STEERING
LOCK

CLOCK

RADIO

HEATER
BE
1

BE
6

BE
7

BE
15

BE

18

BE
26

BE
29

BE

31

BE
32

BE

34

BODY
ELECTRICAL

Note
8
When
a
fuse
is
blown
off
be
sure
to
correct
the

cause
before

installing
new

fuse

b
Be
sure
to
use
fuse

having
the
rated
capacity

Do
not
use
fuse

having
larger
capacity
i
e
20A

JOA
etc

c

Particularly
when
the
fusible
link
is
fused

replace
with
a

designated
fusible
link

Green
color

link
for
model
8110

In

comparison
with
fuse
much

higher
current
flows

through
the
fusible
link

Moreover
it
is

important
to
eliminate
the
cause

of

blown
off
fusible
link
before

replacing

d
When
fuse
is
connected
incorrectly
and
the

contact
is
loose
voltage
drops
and
heat
are

gener

ated
resulting
abnormally
operated
electrical

equip

ment
Remove
dust
or
when
oxidized

polish
with

a
fine

emery
paper
so
that
the
contact
is

improved

LlGHTING
SYSTEM

CONTENTS

HEAD
LAMP

Descri

ption

Sealed
beam

replacement

Aiming
adjustment

FRONT
PARKING
AND
TURN
SIGNAL

SIDE

FLASHER
IMARKER
LAMP

AN

D
LICENSE
LAMP

REAR
COMBINATION
LAMPS

BULB
SPECIFICATIONS

TURN
SIGNAL
AND
DIMMER

COMBINATION
SWITCH
BE
7

BE
7

BE
7

BE
8

LAMP

BE
8

BE
9

BE10

BE10

HEAD
LAMP

Description

All
weather

type
sealed
beam
2

light
system
front

lamps
are

adopted
Each

lamp
of
both
side
head

lamps
is

provided
with

high
beam
filament

for

long
range
SOW

and
low
beam
filarnent

for

dipping

40W
In

other
words

the

lamp
is
of
a
double
filament

type

Sealed
beam

replacement

I
Rernove

the

wiring
socket
from
back
of
the
head

lamp

2
Remove

the
screws

attaching
the
front

grille
to
the

radiator
core

support
Coupe
only

Remove
three

retaining
screws
and
remove
the
head

lamp
rim

All
other
than

coupe

3
Loosen
three

screws
used
to
install
the

retaining
ring

on
the
sealed
bearn

mounting
ring
and
remove
the

sealed
Removal

LIGHTING
SWITCH

Removal

HAZARD
WARNING
SWITCH

PASSING
LIGHT

SWITCH

TROUBLE
DIAGNOSES
AND

CORRECTIONS

Head

lamp

Turn

signal
lamps

Tail
and

stop
lamp
license

lamp

back

up
lamp
BE
10

BE
11

BE
11

BE
11

BE
12

BE
12

BE
12

BE
13

BE
15

i

Ii
beam
unit

4
When

installing
a
new
unit

be
sure
to

position
the

Top
mark
to
the

top
of

ring

1

2
Sealed
beam
unit

Sealed
beam

mounting

ring
3

Retaining
ring

4

Aiming
adjusting
screws

Fig
BE
18

Replacing
sealed
beam

BE
7

BULB
SPECIFICATIONS

Headlight
unit

Directional
and

parking
light

Side
marker

light

License

plate
light

Rear
combination

light

Taillight

Stop
brake

light

Turn

signal
light

Back

up
light

Meter

illuminating
lamp

Wiper
Washer
illumination

lamp

Heater

control
illumination

lamp

Ignition

warning
light

Turn

signal
indicator

light

Headlight
beam
indicator

light

Oil

pressure
warning
light

Brake

warning
ligh
t

Room

light

TURN
SIGNAL
AND

DIMMER

COMBINATION

SWITCH

Removal

Disconnect
the

combination
switch

from
the
wire

harness
at
the
connector

plug
and
flasher
unit

terrninal

Fig
BE
27

Removing
turn

signal
and

dimmer
combination

switch
BODY

Specifications
SAE
Trade
Number

12V
SO
40W
6012

12V
23
8W

1034

12V
8W
67

l2V
7
5W
89

12V
23

8W

1034

l2V
23

8W

l2V
23W

1073

l2V
23W

12V
I
7W
161

l2V
3
4W
158

l2V
3
4W
57

l2V
17W
161

l2V
17W
161

l2V
17W
161

l2V
17W

161

l2V
17W
161

l2V
IOW

2

Loosen
two
bolts
used

to
install

the
horn

ring
on
the

steering
wheel

by
applying
the
tool
from
reverse
side
of

the

steering
wheel
and

remove
the
horn

ring

3

Remove
the

steering
wheel

fixing
nut
and
remove

the

steering
wheel

4

Unscrew
two

fixing
screws
and
a

locating
screw
and

remove
the

shell
cover

5
Unscrew

two
screws
used
to
install
the
switch
on
the

steering
tube
and

remove
the
switch
from
the

locating

hole

on
the

steering
tube
Now
remove
the

switch
unit

completely

BE
10

BODY
ELECTRICAL

8

G

J

r

ICENSE
LAMPS
10
0
I
I

g
N
Ap
KING

10
00
01
2

I

NATION

J

J
r

j

a
iii

a

g

Lv

F
a
G

G

Lo
o
0

I
I

m

L

J

HER

UNIT
DIMMER

SWITCH
TURN

SIONAl

SWITCH

I
I

Fig
BE
28
Circuit

diagram
for
turn

signal
and
dimmer

switch

system

LIGHTING

SWITCH
HAZARD

WARNING
SWITCH

Removal
The
hazard

lamp
system
4

way
flasher
consists
of

hazard

warning
switch

and
flasher
unit
When
the

hazard

warning
switch
is
turned
on

all

signal
lamps
flash

simultaneously
telling
other
drivers
that
the
vehicle

is

stopped
When
the

turn

signal
lamps
flash
the

pilot
lamps

on
the
instrument

panel
also
flash

telling
you
of
hazard

lamp
operation
1
Rernove
the

connector
from

back
of
the

lighting

switch

2

Depressing
the

lighting
switch
knob

turn
it

counter

clockwise
and
remove
it

3

Loosen
the

escutcheon

switch
frorn
the
cluster
lid
and

remove
the

lighting

IGNITION
SWITCH

EZ

L
I

U
I

JJ

u

HAZARD
UNIT

Ip
FLASHER
UNIT

HAZARD
WARNING
SWITCH

161
6
6

g

Q

a
ll

Zll
Zll

CE
O
a

We
a
l
e

rY

1

LEFT
SiDE
RIGHT
SIDE

Fig
BE
29
Circuit

diagram
for
hazard

lamp
system

BE
11