turn signal bulb DATSUN B110 1973 Service Repair Manual

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

n

YR

f
f1

JC

1

r

8bD
l

Aiming
adjustment

For

aiming
adjustment
an

aiming
machine
head
i

l

tester

screen

type
tester
and
other
instruments
are

used

For
the

operating
instructions

of
those
instruments

refer

to
the
instruction

manual
of
the
instrument
to

be
used

For
the

correct

airning

adjustment
level
the

vehicle
to

the

ground
remove
all
loads

such
as

luggages
and

HIGH
BEAM

I

1126mm
44
3
in

I

it

E

U

o
h

H

I

10m
33

3
ft
1

r

passengers

except
for
the

standard

equipment
spare
tire

and
tools
and
make

sure
that

pressures
of
all
tires

are

correct
Vertical
and

horizontal
directions
of
the
head

lamp
are

adjusted
respectively
with
two

adjusting
screws

located
in

upper
and
side

portions
of
the
head

lamp

mounting
ring

lOW
BEAM

12

I

f

tt
1126mm

44
3
in

I

l

349mm

h
t
13
7
in

10m
33
3
ft
I

H

I

High
beam

Low
beam

H

j
h

j
h

Sedan
660

mm
26
0

in

2010

Coupe
664
mm
26
1

in
40
116

mm
4
57
in
204

mm
8
03
in

Van
660
mm

26
0
in

1010
204
mm
8

03
in

2040
466

mm

18
3
in

Fig
BE
19
Head

lamp
aiming
adjustment

FRONT
PARKING
AND

TURN

SIGNAL
LAMP

SIDE
FLASHER

MARKER
LAMP
AND

LICENSE

LAMP

When

removing
the
bulb
with
the
lens
removed

push

toward
the
socket
and
turn
the
bulb
counterclockwise

Fig
BE
20

Replacing
parking
and
turn

signa
lamp
bulb

BE
8

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

All

turn

signal

lamp
do
not

go

out

Flashing
cycle
is

too

low

Turn

signal
lamp

flashing
cycle
is

too

high

Flashing

cycle
of

the

left
or

right

side
turn

signal

lamp
differs

from

that
of
the

right
or

left

side
turn

signal

lamp
Only
left

or

right
side
turn

signal
operates
Faulty
flasher
unit

terminal
con

tact
or
defective
flasher
unit

Defective
turn

signal
switch

Defective
flasher
unit

There
is
a
lam

p
which
does
no
t

flash

Faulty
contact
in

the
circuit

A

lamp
having
wattage
less
than

the

specified
wattage
is
used

Defective
flasher
unit

Short
ircuit

A

lamp
having
wattage
larger
than

the

rated

wattage
is
used

Defective
flasher
unit

Burnt
out

lamp
bulb
filament

Faulty
connect
contact

A

lamp
other
than

specified
is

used
BODY

When

two
lead
wires
of
the

flasher
unit

are
connected
with

the
turn

signal
switch
turned

on

and
the
individual
turn

signal

larnps
light
the
flasher
unit
is

defective

Conduct

continuity
test

Check
the

lamp
for
burnt
out

filament
and

improper
socket

contact

Check
all

lamps
for

operation

Check

lamp
which
does
not

light

for

burnt
out
filarnent
and
defec

tive
socket

Check
both

side

larnps
for

difference
in

brightness

BE
14
Repair
the
connector

terminal
or

replace

the

flasher
unit

If
the
turn

signal

switch
is

defective

replace

Replace
the

flasher

Wlit

Replace
if

required

Repair
as

required

Replace

Replace
the
flasher

writ

Repair
as

required

Replace

Replace
the

flasher

unit

Replace
as

required

Repair
as
required

Replace
with
the

spe

cified
one

BODY
ElECTRICAL

When
the

ignition
switch
is
set
to
ON
the

ignition

wa

rning
circuit
is

closed
and
current
flows
flows
from
the

ignition
switch
to
the

warning
lamp
bulb

and

ground

through
the

regulator
When
the

engine
is
started
and
the

generator
comes
into
operation
the

generator
output

current

opposes
the
current
flowing
from
the

warning

lamp
in

effect
it
breaks
the

warning
circuit

ground

connection
and
the

lamp
goes
out

l

r

hffi
u

z
Ignition
switch

I
Q
6

I
0

c

M
1
E

8

ca
i

L

g

PI
lot
c

P

I

j

co

rt
0

relay
E
0

5

y
y
1

N
N
3

Alternator

Regulator

Fig
BE

41
Circuit

of
ignition
warning
system

HAND
BRAKE
WARNING
LAMP

This

lamp
functions
both
hand
brake

warning
larnp
and

BULB
SPECIFICATIONS
service
brake
line

pressure
differential
warning
lamp

When
a

difference
between
front
and

rear
brake
line

pressures
reaches
the
rated

range
13
to
17

kgfcm2
185

to

242
lb

sq
in
the

ground
circuit
for
the

warning
lamp

is

closed
and
the

warning
lamp
lights

IGNITION
SWITCH

WARNING

LAMP

L
E

WARNING

SWITCH

1
SERVICE

BRAKE
LINE

PRESSU
R
E

DIFFERENTIAL

WARNING

J
SWITCH

Fig
BE

42
Circuit

diagram
for
brake

warning

system

tern
Specifications

Square

type
meter
Round

type
meter

Meter
illumination

larnp
VoW
12
3
4
2
12

1
7
3

Turn

signal
pilot
lamp
VoW
12
3
4
2
12
1
7
2

Head

lamp
main
high
beam

VoW
12
3
4

I
12

17
1

pilot
lamp

Ignition
warning
lamp
VoW
123
4

I
12
17
1

Oil

pressure
warning
lamp
VoW
12
3
4

1
12
1
7

1

Hand
brake

warning
lamp
VoW
12
1
7
1

for
U
S
A

CANADA

Clock
illumination

lamp
VoW
123
4
I
12
17
2

Figure
encircled
in

parentheses
indicates
number
of
bulbs
used

BE
21