1979 DATSUN 210 Electrical

Speedometer

Condition

Neither

speedometer

pointer
nor
odometer

operates

Unstable

speedometer

pointer

Unusual
sound
occurs
in

response
to
increase
in

driving
speed

Inaccurate

speedometer

indication

Inaccurate
odometer

operation
Body
Electrical

System

Probable
cause

Loose

speedomeTer
cable
union
nut

Broken

speedometer
cable

Damaged
speedometer
drive

pinion
gear

Transmission

side

Faulty
speedometer

Improperly
tightened
or
loose

speedometer

cable
union
nut

Damaged

speedometer
cable

Faulty
speedometer

Excessively
bent
or
twisted

speedometer

cable
inner
wire
or
lack
of
lubrication

Faulty

speedometer

Faulty
speedometer

Improperly
meshed

second
and
third

gear
or

worn

gears

Faulty
feeding
due
to
deformed
odometer

and

pinion
carrier

BE
43
Corrective
action

Retighten

Replace

Replace

Replace

Retighten

Replace

Replace

Replace
or
lubricate

Replace

Replace

Replace
speedometer

Replace
speedometer

Body
Electrical

Sy
tem

Oil

pr
re
charg
and
brake

warillng

Condition

Lamp
does
not

glow

when

ignition
switch

is

turned
ON
with

out

running
engine

Door
and

charge

warning
lamps
do
not

go
out
when

engine
is

started

Charge
waming
amp

Lamp
does
not

go
out

when

engine
is
started

Oil

pressure
warning

lamp

Lamp
does
not

light

when

ignition
switch

is

set
to

ON

Lamp
does
not

go
out

while

engine
is

being

operated

Brake

warning
lamp

Lamp
does
not

go
out

Door

warning
lamp

Lamp
does
not

glow

with
door

opened
and

engine
running
Probable
cause

Burnt
bulb
or

loo
ebulb

Loose
or

poor
connection

Faully
bulb
check

relay
or
alternator

Faully
charging
system

Faully
oil

pressure
switch

or
loose

switch

terminal
connection

When
lead
wire
connected
to

switch
is

grounded
warning
lamp
lights

Lack
of

engine
oil

Oil

pressure
too
low

Faully
oil

pressure
switch

Faulty
hand
brake

switch

When
hand
brake

lever
is

released

Faully
brake

fluid
level
switch

When
brake

fluid
level
is
normal

Faully
door

switch

BE
46
Corrective
action

Replace
bulb
or
correct

Correct

connector
terminal

contacts

Correct

adjust
or

replace

Inspect
charging
system

Replace
or

correct
connection

Check
oil
level
and
add
oil

as

required

Inspect
engine
oil

pressure
system

Replace

Replace

Replace

Replace

Seat
belt

warning

Condition

Seat
belt

Neither
buzzer

sounds

nor

warning

lamp
glows

when

ignition
switch
is

turned

to
ON

posi

tion

Lamp
should

glow

for
4
to

8
seconds

Buzzer

should
sound

for
4

to
8
seconds

without

fastening
seat

belt

Either
buzzer

or

warning
lamp
does

not

operate
when

ignition
switch
is

turned
to
ON

posi

tion
Body
Electrical

System

Probable

cause

Loose
connection
or

open
circuit

Faulty
timer
unit

Burnt
bulb

Loose
connection
or

open
circuit

Faulty
seat
belt
switch

Faulty
buzzer

BE
47
Corrective
action

Correct
connector
terminal
contacts

Replace

Replace

Correct

connector
terminal
contacts

Repair
or

replace

Replace

Body
Electrical

System

HORN
CIGARETTE
LIGHTER
AND
CLOCK
SYSTEM

I

I

0

W

l

I

fD
CCI
MAIN
HARNESS

I

I

0

en

srb

J

I

U
h

E
0
0

z

t
LL

Z
U

J

w
z

on
QlJ
J

w

0

Y

X

o

I
CIGARETTE
LIGHTER

Itt

9

J

J
I

Z

w

en

l

o

z

1

0

en

Zrl

I
O

tEl

g

r
J
i
I

J
al

I
J

ti
J
ti

1

1

J

J

8ho
f

J1
tf
J

P
II

J

J

1

I

I

e

o

TURN

SIGNAL
SWITCH
CLOCK

01
0

I

J

u

o

J

W

en

u
9W

tutJ

I

j

I

6

I

r

BE154D

Fig
BE
87

Wiring
Diagram
for
Horn

Cigarette
Lighter
and
Clock

System

BE49

Body
Electrical

System

THEFT
CTlON
SYSTEM

t

o

CALIFORNIA
ANO

BATTERY

FU
MOOELS

G

t
WT

FUSIBGLE
LINK

I

at

L
Q

Q
WRJ

NON
cALlFORNIA

ANO
CANAOA
MOOELS
WARNING
BUZZER

STEERING

n

LOCK

u

SWITCH
U
D
7
RC

JQ
RL
2
2

00

i
r

B
Le

r

RljG
8

RG

FUSE
BLOCK

0
RLel

L
OOOR
ITCH

R
CJ

E

W

BEl580

Fig
BE

90
Wiring
Diagram
for
Theft
Protection

Sy
tem

KICKDOWN
SYSTEM
Automatic
Transmission
models

tf

ENGINE

HARNESS

No
2
@

BATTERY

A
G
rT
l

t
1
I

FUSIBLE
LINK

I

I

B
KICKOOWN
SWITCH

rfi
L
1

I

IIIOCI
OIl
ICtOI
Sl

10

009
B

@
I

I
5

li
I
8W

1
Irs

I
0
0
IT
WR

IGNITION
SWITCH
FUSE
BLOCK

OOWNSHIFT

SOLENOIO
0
0

BE1590

Fig
BE
91

Wiring
Diagram
for
Kickdown

Sy
tem
3

C8L
G

BE

52

Body
Electrical

System

Condition
Windshield

wiper
and
washer

Probable
cause

Windshield
Motor

wiper
does
not

operate

Windshield

wiper
operat

ing
speed
is

too
slow
Power

supply
and

cable

Switch

Link

Motor

Power

supply
and

cable

Link

Switch

Windshield
Motor

wiper
speed
can

not
be

adjusted

correctly

o

o

fi
5

2

0

E

0

0
Stops

any

where

Does

not

stop

Washer
motor

does
not

operate

when

pushing

washer
switch
on

Washer
motor

operate
bu

t

washer
fluid
is

not

ejected
Motor

Motor
Broken
armature
worn
motor
brush
or

seized
m
tor
shaft

Blown
fuse

Loose

open
or
broken

wiring

Improper
grounding

Improper
switch
contact

Foreign
material

interrupts
movement
of

link
mechanism

Disconnect
link
rod

Seized
or
rusted

arm
shaft

Short
circuit

of
motor
armature
worn

motor
brush

or
seized
motor
snaft

Low

source
voltage

Humming
occurs
on
motor
in
arm

operat

infcycle
due

to
seized

arm
shaft

Improper
switch
contact

Motor

brush
for
either

low
or

high
speed

is
worn

Contaminated
auto

stop
relay
contacts
or

improper
contact
due
to

foreign
matter

Incomplete
auto

stop
operation
Contact

is
not

interrupted

Burnt

fuse

Faulty
switch

Faulty
washer

motor

Loosen
or

poor
connection
contact
at

motor

or
switch

logged
washer
nozzle

BE
53
Corrective
action

Replace
motor

Checkshort
circuit
burnt

component
in

side
motor
or
other

part
for

operation

and
corr
ct

problem

Correct

Correct

I

t

Correct

Correct

Correct

Lubricate
or

replace
arm
shaft

Replace
motor

or
lubricate

bearing
with

engine
oil

Measure

voltage
check
other
electrical

parts
for

operation
and
take
corrective

action

for

power
supply
if

necessary

Lubricate
or

replace

Conduct

continuity
test
and

replace
if

necessary

Replace
motor

Remove

auto

stop
device
cover
and
clean

contacts
carefully
so
as
not
to
deform

relay
plate

Remove
auto

stop
device
cover
and
cor

rect

relay
plate
bending

Correct
cause
and
replace
fuse

Replace

Replace

Repair

Clean
nozzle
or

replace

I

Horn

Condition

Neither

high
nor
low

horn

operates

High
Low

horn

does
not

operate

Horn
does
not

stop

to
sound

Reduced
volume
and

or

tone

quality
Body
Electrical

System

Probable

cause

Burnt

fuse

Faulty
horn

button
contact

Horn
sounds
when

@
terminal
of

inst

harness
connector
to

combination
switch
is

grounded

Faulty
horn

relay

Horn

sounds
when

CD
and

ID
terminals

of

engine
harness
to
horn

relay
are
connected

with
a

test
lead

including
15A

fuse

Lo
se

conn
ection

or

open
circuit

Faulty
horn
or
loose
horn

terminal
connee

tion

Break
in
wire

to
horn

Short
circuited
horn
button
and

or
horn

button
lead
wire

When
inst

harness
is

disconnected
from

combination
switch
horn

stops
sounding

Faulty
horn

relay

Loose

or

poor
connector
contact

Fuse

relay
horn
and
or

horn
button

Faulty
horn
Corrective
action

Correct
cause
and

repbce
fuse

Repair
horn

button

Replace

Check

wiring
and

or

repair
connection

Correct
horn
terminal
connection
or

replace

horn

Repair

Repair
horn
button
or
its

wiring

Replace

Repair

Replace

Radio

Noise

prevention
chart

Position
car
in
an

open
area

away
from

steel

buildings
run

engine
extend
antenna

to
its

maximum

length
set
volume

control
to
maximum
and
set

dial
at
a

median

point
where
no

broadcasting
wave
is

received

Condition

Probable

cause

Ignition
system

Noise
o
curs
when

engine
is

operated
High
tension

cable

Ignition
coil

Charging
system

Sound
of

alterilating
current

present
Alternator

When
accelerator

pedal
is

depressed
or

released

noise
occurs
Voltage
regulator

BE

54
Corrective
action

Install
new

high
tension

cable

Replace
O

5
lF
capacitor
installed
to

primary
side

terminal
of

ignition
coil
with

ne
ones

Note
Be
careful

not
to
install

capacitor
to
see

ondary
or

primary
breaker
side
This
will

result

in

improper
engine
operation

Replace
O
5

lF
capacitor
installed
to

charging
ter

minalA

Note
Do

not
use
a

larger
capacitor

Install
a
O
5

lF

capacitor
to

IGN
terminal

of

voltage
regulator

Condition

Insufficient

heating

performance

No
heated

air

discharged

Insufficient
air

flow

to

floor

Insufficient

defrosting

performance

Cold
air

discharged

Insufficient
air
flow

to
defroster

Heated
air

discharged

with

lever
in
VENT

Blower

motor
does

not

run

Control
lever

drags

Outside
air
comes
in

with
fan
in
OFF

Noise

frol11
blower

motor
Body
Electrical

System

Probable
cause

Cooling
water

temperature
too

low

Heater
core

plugged

Insufficient

cooling
water

level

Malfunctioning
air
mix
door

Malfunctioning
water

cock

Blower
motor

speed
too

low

Malfunctioning
floor
door

Refer
to
No

heated
air

discharged

Malfunctioning
hoor
door

or
faulty
seal

Defroster
nozzle

plugged

Leak

at
defroster
duct
lo
nozzle
connection

Water
cock
not

operating
properly

Mode
door
not

operating
properly
or

seal

damaged

Fuse
melted

MOlor
wire
connector
disconnected

Faulty
switch

Faulty
motor

Faultyblower
control

amplifier

Inner
wire

rubbing

against
outer
case
end

Control
cable
bent

excessively

Malfunctioniilg
doors
door

levers
etc

Air

intake
door
not

operating

properly

Control

cable
out
of

adjustment

Loose
bolt

in
blower

motor

BE

56
Corrective
action

Check
thermostat

Rep1ace
as
nece

ry

Clean

Rem

Adjust
control
cable

Adjust
control
cable

Check
motor
terminal

voltage

Repair

poor
connection
and

discontinuity

Replace
motor
if

necessary

Replace
blower

control

amplifier
if
neces

sary

Adjust
control
cable

Adjust
control
cable

Clean

Correcl

Adjust
control
cable

Adjust
control
cable

Correct

cause
and

replace

qrrect

Replace

Check
and

correct

Replace

Adjust
control
cable

Correct

Ch

ck
and
COrrect

Repair
or

replace

Adjust
control
cable

Check
and

tighten
loose
bolts