DATSUN 210 1979 Service Manual

Seat
belt
wammg

timer
unit

1
Disconnect

battery
ground
cable

2
Remove
L

A
dash
side
finisher

3

Disconnect
b
arness
conn
ctor

4

Remove
timer
unit

attaching

screw

S
Install
timer
unit
in

the
everse

order
of

removal

BE1290

Fig
BE

27
Seat

Belt

Warning

Timer
Unit

Seat
belt
switch

I

Disconnect

battery
ground
cable

2

Slide
seat
all
the

way
forward

3

Disconnect
harness
connector

4

Remove
inner

seat
belt

by
re

moving

securing
bolt

5
Install
inner

seat
belt
in

the
re

verse
order
of
removal

BE31QC

Fig
BE
28
Driver
s
Inner

Seat

Belt
Body
Electrical

System

INSPECTION

Warning
buzzer

BE308C

Fig
BE

29
Warning
Buzzer

Seat
belt

warning
timer
unit

Seat
belt

warning
timer

unit

I
Y

o

j

r
tIT
I

Connect
terminal

j
to

negative

terminaI
of
DC
12
volt

power

supply

2
Connect

terminal
to

positive

terminal
of
DC
12
volt

power

supply

Buzzer

should
sound
intermit

tent

y

3

As
to

terminal

@
and

@
con

nect
to

positive
terminal
of
DC
12
volt

power
supply
respectively

Buzzer

should
sound
intermit

tently

Note
Make
sure
that

negative
termi

nal
of
DC
12

volt

power

supply
is

a1ways
connected
to
tenninal

CD

Q

e
Battery
t2V

Lamp
3
4W

BE312C

Fig
BE
30

Checking
Seat
Belt

Warning
Timer
Unit

Seat
belt

switch

Test

continuity
through
driver
s

seat
belt
switch
with
a

test

lamp
or

ohmmeter

There
should
be

continuity
be

BE

16
tween

two
terminals
when
the
seat

belt
is
unfastened

Conversely
there

should
not
be

continuity
when
fasten

ed

CAUTION

Before

starting
to
work
on

any
part
of

electrical

system
disconnect

battery

ground
cable

WINDSHIELD
WIPER

AND

WASHER

REMOVAL
AND

INSTALLATION

Wiper
motor

I

Disconnect

battery
ground
cable

2
Disconnect
harness

connector

3

Remove

wiper
motor

attaching

bolts

4

Remove
motor
arm

attaching
nut

securing
motor
arm
to

motor
shaft

BE683C

Fig
BE
31

Removing
Wiper
Motor

CAUTION

Be
careful
not
to
bend

linkage
during

removal

Wiper
motor
can
then
be
detached
Body
Electrical

System

ELECTRICAL
ACCESSORIES

Wiper
linkage

Fig
BE

32

Wiper
Linkage

Windshield
washer

J

I
d4

ID
1
Washer

nozzle
R
n

2

Washer
nozzle
L
U

3
Wuher
tube

4

Washer
tank

5
Washer
motor

BE762C

Fig
BE
33
Wind
hield
Washer

Bend

pipe
with

a
suitable

tool

4

Unit
mm
in

BE130D

Fig
BE
34
Nozzle

Adju
tment

BE
17

CAUTION

a
Be
sure
to
use

only
windshield

washing
solution

Never
mix

soap
powder
or
deter

gent
with
solution

b
To
avoid

improper
windshield

washer

operation
do
not

operate

windshield
washer

continuously
for

more
than
30
seconds
or
without

washer
fluid

Normally
windshield

washer
should
be

operated
for
10

seconds
or
less
at
one
time

Wiper
and
washer
switch

When

removing
wiper
and
washer

switch
remove

combination
switch

Refer
to

Lighting
and
Turn

Signal

Switch

BE131D

Fig
BE
35

Wiper
and
Wll5her

Switch

INSPEctiON

Wiper
motor

W
P

6

LJ
3

B

gu

BE132D

Fig
BE
36

Wiper
Motor
Unit
Body
Electrical

Sys
em

I

There
should
be

continuity
at

the

following
terminals

Between

ill
and

@
@
and

CID

@
and@

2
Then

securely
connect
positive

terminal

of
a
2
volt
DC

power
supply

to
terminal

@
and

ground
terminal

CID
Wiper
motor

should
run

3
Next

ground

terminal@
Do
not

Wiper
and
washer
switch

t3
11
17

I

7b

14
16

REAR
WINDOW

WIPER
AND

WASHER

REMOVAL
AND

INSTALLATION

Wiper
motor
unit

Disconnect

battery
ground
cable

2

Remove

wiper
arm
from

pivot

shaft

by
loosening

wiper
arm

attaching

bolt
after

raising
wiper
blade
from
rear
o

i

Jill

BE1B
ground
terminal

CID
this
time

Wiper

motor
should
run

4
Ground
either

terminal

CID
or

@

to

keep

wiper
motor

running

Chec
k

continuity
between
termi

nals

ill
and@

Continuity
should

repeat
ON
and

OFF

periodically

W

PE
I
WASH

DFF
lOW

HI
PUSH

11

0

116

117
o
g

b

BE1330

Fig
BE
37

Wiper
and

WcuherSwitch

window

glass

3

Remove

tailgate
finisher

and
seal

ed

screen

4
Disconnect
harness

connector

5

Remove

wiper
motor
unit

from

tailgate
by
removiDg
attaching
bolts

6

Install

wiper
motor
unit
in

the

reverse
order
of
removal

Install

wiper
arm
in
correct

installa

tion

angle
to
obtain
correct

sweeping

wQes

BE134D

Fig
BE
38

Removing
Rear

Wiper
Motor

Body
Electrical

System

1

1
0
5

91

100

G

I

20

0
78

Hatchback

Unit
mm
in
Wagon

BE135D

Fig
BE

39
Nozzle

Adju
tment

Rear
window
washer

To
nozzle

1
Rear
washer

pump

2
Rear
washer
tube

3
Rear
washer
nozzle
I

c

Hatchback

r

To
rear
washer

pump

1

I

Wagon

BE136D

Fig
BE40
Rear
Window
Washer

BE
19

Rear

wiper
and
her
awltch

V

D
mn
ID

I

INSPECTION

Wiper
motor

Wiper
motor

unit
is
made

up
of
a

motor
and
an
auto
stop
mechanism

Inspect
wiper
motor
unit
as
fol

lows
See
Fig
BE
42

I
Th

re
should
be

continuity
be

tween
the

following
terminals
Body
Electrical

System

ill

BE752C

Fig
BE

41
Rear

Wiper
and
Washer
Switch

Between

@
and

@
@
and@

2
Then

securely
connect

positive

terminal
of
a
12

volt
DC

power
supply

to

tenninal

@
and

ground
terminal

@
Wiper
motor
should
run

3

Keep

wiper
motor

running

Check

continuity
between

@
and

@

Continuity
should

repeat
ON
and

OFf

periodically

I

Rear
wiper
and
waaher
switch

Test

continuity
through
wiper
and

washer
switch
at
each
step
with
a
test

lamp
or

ohmmeter
See
Fig
BE
41
cv

@

CD

BE753C

Fig
BE

42
Rear

Wiper
Motor

CIGARETTE

LIGHTER

REMOVAL
AND

INSTALLATION

I

Disconnect

battery
ground
cable

BE

20
Remove
comole
box
if

equipped

Remove

lead
wire
terminals

Remove

retaining
nut

Remove

lighter
from
cluster
lid
2

3

4

5

A

6
Install

cigarette
lighter
in
the
re

verse
order
of
removal

BE757C

Fig
BE
43

CiI
a
tto

Lighter

RADIO

REMOVAL
AND

INSTALLATION

Radio
receiver

I
Disconnect

battery
ground
cable

2

Remove
cluster
lid
A

3
Remove

radio
with
bracket

by

loosening
attaching
screws

4

DiscOnnect
harness
connector
and

antenna
feeder
cable

5

Install
radio
receiver
in
the
re

verse
order
of

removal

JL
J

tf

BE759C

Fig
BE
44

Removing
Radio

Speaker

I

Disconnect

battery
ground
cable

2
Remove
radio
receiver

3

Disconnect
harness
connector

4
Remove

speaker
by
loosening
at

taching
nuts

5
Install

speaker
in

the
reverse

order
of
removal

t

Fig
BE
45

Speaker

Antenna

Remove
screws
fastening

upper

and
lower
antenna

supports
to

front

pillar

2

Install
antenna
in

the
reverse

order
of
removal

Feeder
cable

I

Disconnect

battery
ground
cable

2
Remove
antenna

3
Remove
front

pillar
molding

4
Remove
cluster

lid
A

5

Disconnect
feeder
cable
from

radio
receiver

6

Pull
out
feeder
cable

through
hole

in

front

pillar

7

Install
feeder
cable
in

the
reverse

order
of
removal

r

BE251C

Fig
BE
46
Antenna
and
Feeder

Cable

ADJUSTING
ANTENNA

TRIMMER

When
a
new
radio
receiver

antenna

or
feeder
cable
is
installed
antenna

trimmer
shoul
be

adjusted
Body
Electrical

System

Extend

antenna

completely

2
Tune
in
to

frequency
of
the

weakest
station

between
12
and

16

I
200
to
1

600
kHz
on

dial

Noise

may
be

generated
but
dis

regard
it

3
Turn
anteiln3
trimmer
to
left
and

right
slowly
and

set
it
at
a

position

where

receiving
sensitivity
is

highest

BE29SD

Fig
BE
47

Trimmer
Adjusting
Screw

CLOCK

REMOVAL
AND

INSTALLATION

I

Disconnect

battery
ground
cable

2
Remove

combination
meter

3
Disconnect

harness
connector

4
Remove
clock

by
loosening
re

taining
screws

5
Install
clock
in
the
reverse
order

of
removal

r
Jf

rr
i1

b

Ii

f

7
8

eE758C

Fig
BE
48

Clock

BE
21
REAR
WINDOW

DEFOGGER

REMOVAL
AND

INSTALLATION

Def

ogg
r
switch

I

Disconfi
ect

battery

ground
cable

2
Remove

defogger
switch

by

prying
it
off
with
a
screwdriver
and

pull
it
out

3

Disconnect
harness
connector

4

Install

defogger
switch
in
the
reo

verse
order
of
removal

Rear
window
filaments

The
fIlaments
are

printed
inside
the

rear

window

glass
Therefore
the
ele

ment
cannot
be
removed

INSPECTION

Defogger
switch

Test

continuity
of
switch
with

a

test

lamp
or

ohmmeter

1
d

2

1

3

L

BE254C

Fig
BE
49
Rear
Window

Defogger

Switch

Rear
window
filaments

Rear
window

defogger
tfilaments

can
be

inspected
for
circuit
breaks

by

one

of
three
methods

Method
1

Start

engine
and
turn
on
window

defroster

system
If
area
around
a

specified
filament
is

not
defogged
that

line
is
broken

B6

Y
Electrica

System

f
EIIII
I
I
I
11111111
111

777
Rea

window

1

j
glass

W
777
n
1
r7

U
u
T
t
I
I
I

j
T

cD

t
ID

3
BE537

Method
2

Start

engine
and

turn
on
window

defroster

system
With
a
direct
current

voltmeter

setup
as
shown
in

Fig

BE

51
check
each
heat

wire
for

dis

continuity
lfmeter

indic
ates
12

Y9lts

or
0

on
a

specific
wire
that

line
is

broken
Normal
indication
6

volts

Break
in

that
line
can
then
be

detected

by
moving
positive
lead

of

meter

along
line

until
an

abrupt
varia

tion

in
meter

indication
is

encoun

teredo

Fig
BE

51

Method
3

With
an
ohmmeter

setup
as
shown

in

Fig
BE
52

place
one
lead
at
one

end

of
a

heat
wire

and
the
other
in

the

middle
section
of
that
wire
If
meter

registers
on
a

specific

grid
line
a
value

twice
as

much
8S
on

any
other
line

that
line
is

broken

A

break
in
tha
t
line
can
then

be

located

by
an

abrupt
variation
in

meter
indication

as
test
lead

moves

along
broken
heat

wire
Defogged
area

Broken
heat
wire

Fogged
area

Fig
BE
50
Broken
Filament

n

I

I

SE539

Fig
BE
52

Checking
for
Broken

Filament
with

phmmder

FILAMENT

MAINTENANCE

Repair
equipment

I

Conductive
silver

composition

Dupont
No
4817

2

Ruler
30
em
12
in

long

3

Drawing
pen

4

Heat

gun

5
Alcohol

6
Cloth

Repair
procedure

I

Wipe
broken
heat
wire

and
its

surrounding
area
clean

with
a

cloth

dampened
in

alcohol

2

Apply
a

small

amount
of
conduc

tive
silver

composition
to

tip
of

draw

ing

pen

Note
Shake
silver

composition
con

tainer
before

use

3
Place
ruler

on

glass

along
broken

line
to
be

repaired

Deposit
conductive

silver

composition
on

break
with
draw

ing
pen

Slightly
overlap
existing
heat

wire
on

both
sides

preferably
5

mm

0
20
in

of
the

break

BE
22
88

N
N

cci

4

r
reak

Heat
wire

I

I
L
r

GJ

I
Ruler

BE540
Ora

wing
pen
Unit
mm

in

Fig
BE
53

Pmitioning
Ruler

4

Wipe
clean
silver

composition

from

tip
of

drawing
pen

5
After

repair
has
been

completed

check

repaired
wire

for

continuity

This
check
should
be
conducted
10

minutes
after
silver

composition
is

deposited

Note
Do
not
touch

repaired
area

while
test
is

being
conducted

Drawing
pen

Rear

window

1

Heat
wire

2

Silver

composition

3
Ruler
@

iI

aE541

Fig
BE

54

Depositing
Silver

Compo
ition
in
Place

6

Apply
a

consla11t
stream
of
hot

air

directly
to
the

repaired
area
for

approxUnately
20
minutes

with

a
heat

gun
A
minilnum

distance
of
3

em
1
2

in

should
be

kept
between

repaired

area
and
hot
air
outlet
If

a
heat

gun
is

not
available
let
the

repaired
area

dry

for
24
hours

After

repair

Wipe
repaired
area
clean

with
a

soft
clean
cloth

Note
Do
not
use
a

cleaning
solvt
nt

containing
much

soapy
water

Body
Electrical

System

Incorrect

Overlapped
area
Hea

t
wire
STARTING
SYSTEM

For
automatic

transmission
models

REPLACEMENT
AND

INSPECTION
Break

points

Inhibitor
switch

Refer
to
Section
AT

BE542

Inhibitor

relay

See

Fig
BE
B

Fig
BE
55
Incorrect
and
Correct

Deposition
of
Silver
Composition

HEATER

CAUTION

Before

starting
to
work
on

any
part
of

electrical

system
disconnect

battery

ground
cable

DESCRIPTION
Air
lever

1

Off

CnID

p
lever
lEU
B
I
HUT

HDI
DEI

R
C
HUT

I
III

OFF
1
2
3

I

Fan

switch
lev
Outside
air
drawn
in

through
the

cowl

top
grille
is

directed

through
the

air

intake
case
to
the
heater
unit

by

the

blower
The
heater
unit

includes

an
air
mix

door
which
controls
the
air

temperature
and
a
ventilation
door

and
floor
door
which

change
the
distri

bution
of

air
flow
The
air

intake
door

inside
the
air
intake
case
shuts
out

the

outside
air
when
the
heater
is
off

The
heater
controls

consisting
of

three
levers
are
located
in

the
middle

portion
of
the
instrument

panel
They

are
the

AIR
lever
which
selects
the
air

inlet
and
outlet
the
TEMP
lever
which

controls
the

temperature
and
the

FAN

switch
lever
which

regulates
air
flow

with
the

blower

Side
defrosters
are

provided
on

models
bound
for

Europe
Heated
air

is

discharged
from
the
side
outlets
to

remove
side
window
frost
and
cloudi

ness
in

frigid
weather

for
better
side

view
Inside
air
To
defroster

fr

1

rf
To
side

r
2

t
defroster

1

U
C
D

i

LJ

t
@

6
5
Outside
air

1
Air
mix
door

2
Ventilation
door

3
Heater
core

4
Floor
door

5
Water
cock

6
Blower

7

Air
intake
door
To

Ooor

BE137D

Fig
BE
56
Heater
Control

BE
23

Body
Electrical

System

t

to

liP

1

ill

1
Center

V
t
fltilation
duct

2
Side
defroster
duct

3
Defroster

nozzle

4

Defroster
duct

5
Heater

unit
6

Heater
control

7
Water
cock

8
Water

inlet
hose

9
Water
outlet

hose

10
Air
con
duct

BEl38D

AIR

FLOW

VENTILATING
Fig
BE

57
Heater

Construction

I
Off

COlD

r
IUl

1
1
HUT

HOl
y

OIF
HEC
HEll

fll
OFl
l

2
3

J

Move
the
lever
to
the

desired
air
flow
i
To

center

Duwde
air

ventilator

J
U

V
D

ir
VENT

position

Move
the
lever

to
the

desired

temperature

BEl39D

Fig
BE

58

VentiIDting
Air
Flow

BE
24

Body
Electrical

System

VENTILATING
AND
HEATING
BI
LEVEL

BI

LEVEL

position

COl
OFF
VENT
B

l
HElT

HOT

Move
the
lever
to
the

desired

temperature

HEATING

HEAT

position

OFF
IINl

COlO
L
HElT

HOT

Move
the
lever
to

the

desired

temperature

DEFROSTING

OFF
VENT
L
HElT

HOT

J
COlf

Move
the
lever
to
the

desired

temperature

RECIRCULATING

OFF

COlOr
VENT
L
HEll

HOT

Move
the
lever

to
the

desired
temperature
RECHEIl

fIN
OfF
1
2
3
Olf

Move
the
lever

to
the

desired
air
flow

I
Olf
RECHll

FIN
OfF
1
2
3

Move
the
lever
to
the

desired
air
flow

OEF

position

Olf
RECHll

fIN
OFH
2
3

Move
the
lever

to
the

desired
air
flow

RECIRC

position

J

1
OEf
RECHEIl

fIN
PfF
I

3

J

Move
the
lever

to
the

desired
air
flow

BE
25
To
defroster
nozzle

ft
To
side

L
defroster

Outside
air

L
c

U

D

l

To
floor

BEl40D

Fig
BE
59

Ventilating
and

Heating
Air
Flow

To
defroster

nozzle

fr

Outside
air
c
t

Ul

B
yO

Toflaor

BE141D

Fig
BE

60

Heating
Air
Flow

To
defroster
nozzle

fr

Outside
air

Ul

@Jtc
Y
D

l

1

BE142D

Fig
BE
61

Defrosting
Air
Flow

To
defroster

nozzle

LJ

Iniideair
c

@

To
floor

BE143D

Fig
BE

62
Recirculating
Air
Flow