1979 DATSUN 210 Service Manual

Body
Electdcal

System

INSPECTION

Check
the

following
items

if
blower

motor
fails
to
rotate

FUSE

To

check
for
burned
out
fuse
use

the

same

procedure
as
that
for
ordina

ry
fuses

with
a
circuit
tester
or

test

lamp

BLOWER
MOTOR

POWER

SUPPLY

Disconnect
blower
motor
harness

to
connect
main
harness

2

Connect
one
test

lamp
lead
wire
i

I
Heater
case

as
mbly

2
Heater

cote

BE193C

Fig
BE
71
Heater
Unit

to

main

harness
for
blower

motor
and

the
other
to

ground

3

Turn

ignition
switch
to
ACC

position
test

lamp
should

go
on

BLOWER
MOTOR

1

Disconnect
blower

motor
harness

to
connect
fan

switch
and

connect
the

harness
to

ground

2
Turn

ignition
switch
to
ACC

position
Blower

motor
should
rotate

FAN
SWITCH

Test

continuity
through
fan
switch

with

a
test

lamp
or

ohmmeter

BE
2B
OFF

1
2
3

I

1
0

01

2

I

3
0

I

4

01

BE766C

Fig
BE

72
Fan
Switch

RESISTOR

TItere

should
exist

continuity
be

tween
terminals
of
resistors

althouBh

values
of
resistors

are
different

HEATER
RELAY

For

heavy
duty
type

I
There

should
be

continuity
be

tween
terminals

D
and

@
but

not

between

@
and

@

2
There
should
be

continuity
be

tween
terminals

@
and

@
when

supplying
OC
12
volt

across
terminals

D
and@

I

@

I

I

j

i

i

@

fc

4@

j

I
V

AC197A

Fig
BE
73
Heater

Relay

m
ii
I
ll
i
f
r
3
0
tl
i

a
iO

3
o
J
r
L

8
ffi

12V

BATTERY
I
STARTING
MOTOR
I

I

G

0
0
9

@@
@@
L
J
W
MAIN
RELAY

AIR
CONDITIONER

w
ALTERNATOR

SAND
B
TERMINALS

HEADLAMP

FUSE
BLOCK
I

WR
1
IGNITION
SWITCH

R
1

Note
@
i
W
Californta
models

Non
alifornt8
models
for
U
S
A

Non
CaliforOlB
FU
model

Canada
models
II
II
n
I
a
n
e
xI

ltZ
O
C

It
10
II
I
l

C
m
xl

0
l
OJ

3
0

n
CJ

II
m

al
CD

Z
0
2

a
t
CIl

xI

I
0
c
l

OJ
3

m

2
l
C
Z

o
CJ
m

CJ

WIPER
MOTOR

WINDSHIELD
WASHER
MOTOR

REAR
WIPER
MOTOR

REAR
WINDOW
WASHER
MOTOR

m
w
o
HORN

CIGARETTE
LIGHTER

CLOCK

HAZARD
FLASHER
LAMP

STOP
LAMP

ROOM
LAMP

LUGGAGE
ROOM
LAMP

TAIL
LAMP

CLEARANCE
LAMP

LICENSE
PLATE
LAMP

COMBINATION
METER
LAMP

l
I
ll
6
C
l
ii
en

g
0

o
m

till
oill
l
I
t1
l

CO
l
m
l
m
0
z

t

15A
10A

14
fA
20A

16

T
r

t1
l
t1
l

CO
CO

CJ
CJ

1
1

m
m

0
0

z
z
HEATER
lAIR
CONDITIONER

ENGINE
REVOLUTION
SWITCH

FUEL
CUT
SOLENOID

VACUUM
CUT
SOLENOID

AUTO
CHOKE
HEATER

THROTTLE
OPENER
SOLENOID

TURN
SIGNAL
LAMP

GAUGE
I
FUEL

L
WATER
TEMPERATURE

WARNING
LAMP

BRAKE

CHARGE
OIL
PRESSURE

SEAT
BELT

WARNING
BUZZER

BACK
UP
LAMP

KICKDOWN
SOLENOID

TACHOMETER
REAR
DEFOGGER
f

c
It
1
1
m
g
II
n
a
n
c
It
c
1J

c
CIl

z
G
S
3
OJ
o
Cl
m
CD

In
Ql

m
W
ii
I
ll

i
tl
5
3

Cl
l
t
0
HEAOLAMP
R
H
J

HEAOLAMP
IL
H
RB

o
RW
MAIN
HARNESS

8
BATTERY
A
G
Ql

Jj
I

FUSIBLE
LINK
B
R

J

Off
1ST
2ND

TIITe
C
AlBic
RW

Q
QQIQIQ5
1
R

o
0
0
I
0
6
l
I

2
Q
Q
Q
Q
I
a
I
lRB

2
l
2
9
9
9
9
1

ERB
o
B

RW
LIGHTING
SWITCH
I
I

B
I

RW

I

6
OO

00
0
0
Z
en
J
c
m
Z

RW
Z
m
en
en

@

HIGH
BEAM

PILOT
LAMP

COMBINATION
METER
z
11
1
lOG

a
Z
Z

lI
G
It
0
It
II
I
OJ

o
Cl
m
CD
o
Ql
CIl
en
l
3

ii
oil
tl

m

W
Cl
3
r
a

J
en
II
a
i
too
1

l
i
n

l
@

On
I

tJ
1

e

n
m
SlOE
MARKER

LAMP
IR
H

GV
B

S
F
I

n
m
SlOE
MARKER

LAMP
L
H
GW
@
00
00
00

U
gg
GW

0

1iiI

o
T

GW
I
CALIFORNIA
ANO

FU
MOOELS

A
G
U
M

FUSIBLE
LINK

m
Gl
Q
GWR

NON
cALlFORNIA

ANO
CANAOA
MOOELS
I

BATTERY
tG
J

J
RG
I

LIGHTING
SWITCH
FUSE
BLOCK

O
r
0

P
3
J
E

LW
SlOE
MARKER

LAMP
IR
H

An
s
3

I

E
GW

I
S
C

3
n

CJ
g

l
on
0
s
l
m

JJ
ra1
Je
x
s
0

gO
SIDE
MARKER

LAMP
I
L
H
l

i
1
WAGON
SIDE
MARKER
r

LAMP
IR
H
P

Q
JJ

00

00
I

00
GW
TAIL
LAMP
III

R
H
a

3
GW
I

m
8
II

Q
ow
GW
G
t
Jo
OJ

n
z
0

a
Cl

GW
00
I
m

LICENSE
S
CD

LAMP
III
11
1
0
CIl

l
0
s

m
3

0
m
GW
X

8
m
B
TAIL
LAMP

IL
H

JJ
I

UQ
SlOE
MARKER

LAMP
I
L
H

m
W
w
t
e
CALIFORNIA
ANO

BATTERY
FU
MOOELS

g
G
II
V

FUSIBLE
LINK

G
uQ
t
WR

NON
cALlFORNIA

ANO
CANAOA
MOOELS

FUSE
BLOCK

ii
I
ll
l
er
0
er

15A

RG
r
I

W
I
0

0
0
0

tl

ij
a
3

Cl
E
0
too
m

a
f
0
II
OFf
I
IST
2ND
I

IAIBICIAIBlc
liB
C

1
I
101
1
10
10
0
5

11101
116
OI66

I
I
I
I
I
I
6
1
0

I
H
I
101010
2
2
12
8

1161616
LIGHTING
SWITCH
rtt
I

Q
l
B
B

I
I
I

8
00

100
2
2
GW

G
y
jl
I
I
g

fi
GY

GY
Ot

I
GW

RG
GW
T
R
cON

INOICATOR
LAMP
IA
TI
r
H

Jl
L
t1
j

GW
RAOIO
ILLUMINATION
LAMP

IrGW
GI

to
GY
r
l

I
3
I

L
HEATER
CONTROL

PANEL
ILLUMINATION

LAMP

I
GWCJ
lOr

GYO
c
I
ASH
TRAY
ILLUMINATION

CJ
LAMP
CLOCK

H
Gya
3
C3
L
INATION

G
J
J

Y
l

B
I
ILLUMINATION

I
CONTROL
UNIT

G
W

INSTRUMENT
HARNESS
COMBINATION
LAMP
r
r
e
i
o
z
lI
OJ

o
Cl
m
CD

0
Ql
CIl

en
l
3

m
tl
3
Cl
0
0
0
Q
a
too

t
0
0
0

3
toom
Q
if
e
CALIFORNIA
ANO

FU
MOOELS

Fil
nw

I
t
G
u

FUSIBLE
LINK

BATTERY

8
G
uQ
GWR

NON
cALIFORNIA

AND
CANAOA
MOOELS
MAIN
HARNESS
R
iJ
of

RW
g

00
00
o

GY
@J
rr

BA

0
FUSE
BLOCK

G
B
0

0
0

tr
O
R

r
OOOR
SWITCH
IR
H
I

1
9
7

BOOY
HARNESS
ROOM
LAMP

OFF
Y
ON

OOOR

CE
R
I

It
CI

b
B

LUGGAGE

ROOM
LAMP

HATCHBACK
AND

O
WAGON

o
0

OOOR
SWITCH
L
H
1
s
I
ai
E
E
G
11
1
I
i
g
OJ

0
Cl
m
CD

n
o

f
fIl
l
3

Head

lamp

Condition

Head

lamp
do
not

light
for
either

high

or

low
beam

High
beam

cannot
be

switched
to
low
beam

or
vice

versa

Head

lamps
dim

Head

lamp
lights
on

only
one
side
Body
Electrical

System

Probable
cause

Burnt

fusible
link

Loose
connection

or

open
circuit

Faulty
combination
switch

No

ground

Faulty
combination
switch

Partly
discharged
or

faulty
battery

Faulty
charging
system

Poor

ground
or

loose
connection

Burnt

fusible
link

Loose
head

lamp
connection

Faulty
headlamp
beam

Tail
clearance
aide
marker
and
license

plate
lampa

Condition

Neither
left
nor

right

lamp
lights

Lamp
on

only
one

side
does
not

light
Probable
cause

Burnt

fuse

Loose
connection

or

open
circuit

Faulty
lighting
switch

Lamps
light
when

@
and

@
terminals
of

harness
connector
to

combination
switch

are

connected
with

test
lead

iIlc1uding
15A

fuse

Burnt
bulb

LOose
bulb

Loose
connection
to

lamp

BE
35
Corrective
action

Corree
cause
and

rep1ace

Check

wiring
and
or

repair
connection

Conduct

continuity
test
and

replace
if
nee

essary

Clean
and

tighten
ground
terminal

Conduct

continuity
test
and

replace
if
nee

essary

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
if

necessary

Replace

Correct

Correct