wiring DATSUN 210 1979 User Guide

Power

suppl
circuit
check

Make

sure
that

ignition
switch
is

in
OFF

position

2

Disconnect
Ie

ignition
unit

con

nector
from
unit

3
Turn

ignition
switch
to
ON

position

4

Measure

voltage
at
the

terminal
as

shown
in

Fig
EE
70

I

I

1

Fig
EE
70
EE734

Checking
Power
Supply

Circuit

5
Turn

ignition
switch
to
OFF

position

JUDGMENT

Battery
voltage
is

indicated
OK

In
this
case

check

Primary
Circuit

Battery
voltage
is

not
indicated

NG

In

case
of

NG
check

power

supply

wirings
fusible

link

ignition
switch

and

connecto
s
for
condition
and
con

tinuity

Primer
circuit
check

I

Make
sure
that

ignition
switch
is

in
0
FF

position

2

Disconnect
IC

ignition
unit

con

nector
from
unit

3

Turn

ignition
switch
to
ON

position

4

Measure

voltage
at
the
terminal
as

shown
in

Fig
EE
7I

1
I
r

1

EE735

Fig
EE

7I

Checking
Primary

Circuit
Engine
Electrical

System

5
Turn

ignition
switch
to

OFF

position

JUDGMENT

Battery
voltage
is
indicated
OK

In
this
case
proceed
to
the

step
for

IC

Ignition
Unit
and
Pick

up
Coil

Check

Battery
voltage
is
not
indicated

NG

If
NG
check
condition
and

con

tinuity
of

primary
circuit

wirings
and

connectors
If
results
of

these

inspec

tions
are

satisfactory
check

Ignition

Coil

Ignition
coil
check

I

Make
sure
that

ignition
switch
is

in

OFF

position

2
Disconnect
harness

connector

from

ignition
coil8terminal

3
Measure
resistance
between
and

8terminals

Resistance
1

range

C2J

j

EE567

Fig
EE
72

Checking
Ignition
Coil

Assem

bly

JUDGMENT

If
resistance
value
is
0
84
to

1
02n

OK

If
resistance
value
is

other
than

the

specified
value
NG

Ie

Ignition
unit
end

pick
up

coli
check

If

power
supply
circuit

primary

circuit

and

high
tension

cables
are
in

good
order
IC

ignition
unit

and
or

pick
up
coil
are

malfunctioning

I

Make
sure
that

ignition
switch
is

in
OFF

position

2
Remove

distributor

cap
and
ro

tor

EE
27
3
Measure
resistance

between
two

terminals
of

pick
up
coil

as
a
distribu

tor

assembly
with
a
circuit
tester

1
Tester

probes

2
Grommet

3
Ie

ignition
urnt

EE736

Fig
EE

73

Measuring
Pick

up
Coil

Resistance

4
Measure
resistance

by
reversing

polarity
of
circuit

tester

probes

JUDGMENT

Approx
400n
are
indicated

Pick

up
coil
OK

IC

ignition
unit
NG

In

this
case

replace
faulty
IC

igni

tion
unit
with

new
one

Approx
400n
are
not
indicated

Condition
cannot
be

judged

Thus

proceed
to
item
5

Note
If
resistance
is

approx
4OOn

no

further

inspection
is

required

replace
IC

ignition
unit

5
Make
sure
2

pin
IC

ignition
unit

connector
is

securely
connected
to

unit

6
Turn

ignition
switch

to
ON

position

7
Measure

voltage
at

ignition
coil
8

terminal

8
Turn

ignition
switch
to
OFF

position

CAUTION

Turn

ignition
switch
off
after

releasing

test

probe
of
circuit

tester
from

nega

tive
terminal
of

ignition
coil
Failure

to
do

this
could
result
in

damage
to

circuit
tester

Place
the
vehicle
in
a

pit
and

by

sampling
the
lealeed
oil
deiermine
if
it

is
the

torque
converter
oil
The

torque

converter
oil
has

a
color
like
red
wine

so
it
is

easily

distinguished
from

engine

oil
or

gear
oil

Wipe
off
the

lealeing
oil
and

dust

and
detect
the

spot
of
ill

lell8e

nonflammable

organic
solvent
such
as

carbon
tetrachloride
for

wiping

Raise
the
oil

tcmperature
by

op

erating
the

engine
and
shift
the
lever

to
D

to
increase
the
oil

pressure

The
sp

Q
of
o
1

1I8
u

J1en
be

found
more

easily

Note
As

oil

leakage
from
the
breath

er
does
not
talee

place

except
when

running
at

high
peed
it

iSimpos

sible
to
ate
this

lealcage
with

vehicle

stationary

CHECKING
ENGINE
IDLING

REVOLunON

The

engine

idling
revolution
should

be

properly
adjusted

If
the

engine
revolution
is

too
low

the
e

gine
does
not

operate
smoothly

and
if
too

high
a

strong
shocle
or

creep
develops
when

changing
over

from
ON
to

Dn
or
R

CHECKING
AND

ADJUSTING

KICK

WN

SWITCH

AND

DOWNSH
FT

SOLENOID

When
the
Ieickdown

operation
is

not
made

properly
or
the

speed

chang

ingpoint
is
too

high
check
the
kick

down
switch
downshift
solenoid

and

wiring
between
them
When
the

igni

tion

Ieey
is

po
iti
ned
at
the
1st

stage

and
the
accelerator

pedal
is

depressed

deeply
the
switch

contact
hould

be

closed
and
the
solenoid
should
clicle
If

it
does

not
click
it

indicates
a
defect

Then
check
each

part
with
the

testing

inatrumen15
Auto
lT1atic

Transmissiqn

Fi
J
A
T
84
Down

ltift

Sole
id

Note
Watch
for
oil

leekage
from

tnnsmission
case

INSPECTION
AND

ADJUSTMENT
OF

MANUAL

LINKAGE

The

adjustmcnt
of
manual

linkage

i

equany
important
as

Inspection
of

Oil
Level
for
the
automatic
transmis

sion
Therefore

great
care

should
be

cxercised
oecause

incorrect

adjustment

will
result
in
the

breakdown
of
the

transmission

Inspection

pun
the
selector
lever
toward

you

and
turn
it
as
far
as
p
to

range

where
clicks
will
be
ell

by
the
hand

This
is
the

detent
of
manual
valve
in

the
valve

body
and
indicates
the

corrett

position
of
the
lever

Inspect
whether
the

pointer
of

selector
dial

corresponds
to
this

point

and
also
whether
the
lever
comes
in

alignment
with
the

stepping
of

posi

iion

plate
when
itis
released

CHECKING
AND
ADJUSTING

INHIBITOR

SWITCH

The
inhibitor
switch

lights
the

re

verse

lamp
in
the

range
R

of
the

transmission

operation
and
also
rotates

the

starter
motor
in

the

ranges
N

and
P

AT
40
i

j

tI

IlV

@

@

AT

I

Inhibitor
switch

2
Manual
shaft

3
Washer

4

Nut

5
Manual

plate

Fi
J
AT
85
Comtruction

of
Inhibitor

Switch
6
Nut

1

Washer

8

Inhibitor
wilch

9

Ran
q
Iect
lever

Check
w

ethcr
he
leverse

lal
1p

and

the
starter
motor

operate
nonnal

Iy
in
these

ranges
If
there
is

any

trouble
first
check
the

inkage
If
no

defect
is

fo
nd
in

the

Ii
leage
check

tlie

inhibitor
Swi
ch

Separate
the
manual

lever
from
the

remote
control
selector
rod
and
turn

the

range
select
lever
to
N

Note
In
the

position
N

the
slot
of

the

manual
shaft
is
vertical

Using
the
tester
check
the
two

black

yellow
BY
wire

from
the
in

hibitor
switch
in

the

ranges
N
and

p
and
the
two
red
blacle
RB
wires

in

the

lange
R
for

continuity
Turn

range
select
lever
in

both
directions

from
each
lever

set

position
and
check

each

continuity
range
It
is

normal
if

the

electricity
is
on
while
the
lever
is

within
an

angle
of
about
30

on
both

sides
from
each
lever
set
line
How

ever
if
its

continuity
range
is

obvioUs

ly
u
nequal
on

both
sides

adjustment
is

required

If

any
malfunction
is

found
un

screw
the

fastening
nut
o
the

range

selector
lever
and

two

fastening
bolts

of
the
switch

body
and
then

remove

the
machine
screw

under
the
switch

body
Adjust
the
manual

shaft
correct

Iy
to
the

position
N

by
means
of

the

selector

leVer

When
the
slot
of
the

shaft
becomes
vertical
the
detent

worles
to

position
the
shaft

correctly

with
a

clicking
sound

Move
the
switch

slightly
aside

so

that
the

scie
hole
will
be

aligned

JUDGEMENT
IN
MEASURING

LINE

PRESSURE

Low

idling
line

pressure
in
the

ranges
D
2

R
and
P

This
can
be
attributed
to
trouble
in

the

pressure
supply
system
or
too
low

output
of

power
caused

by

I
A

worn
oil

pump

2
An
oil

pressure
leak
in
the

oil

pump
valve

body
or
case

3
A

sticking
regulator
valve

2
Low

idling
line

pressure
i

n
cer

tain

ranges
only

This
is

presumably
caused

by
an
oil

leak
in
the
devices
or
circuits
con

nected
to
the
relevant

ranges

I
When
there
is

an
oil

leaJi
in

the

rear
clutch
and

governor
the

line

pressure
in
on
2
and
I

are
low

but
the

pressure
i

nonnal
in

R

2
When
an
oil
leak
occurs
in

the

low
and
reverse
brake
circuit
the
line

pressure
in

oR
and
P
are
low

b
t

the

pressure
is

normal
in

0
2

and

I

3

High
idling
line

pressure

Thi
is

presumably
caused

by
an

increased

aC

1ulT
t
rott
e

pr
ssure

owing
to
a

leak
in

the
vacuum
tube
or

diaphragin
or
by
an
increased
line
Automatic
Transmission

pressure
due
to
a

sticking
regulator

valve

Vacuum

leakage
is
checked

by

directly
measuring
the

negative

pres

sure
after

removing
the
vacuum

pipe

A

puncture
of
the
vacuum
dia

phragm
can
be

easily
ascertained

because
the

torque
converter
oil
is

absorbed
into
the

engine
and

the

exhaust

pipe
emits
white
smoke

4
Item
to
be
checked
when
the

Ii

e

pressure
is

increasing

In
this

c
1eck
the
line

pressure

should
be
measured
with
vacuums
of

300

mmHg
Il

SI

inHg
and
0

mmHg

0

inHg
in

accordance
with
the
staIl

test

procedure

i
If
the
line

pressure
does
not
in

crease

despite
the
vacuum
decrease

check
whether
the
vacuum
rod
is

i

corporated

2

If
the
line

pressure
does
not
meet

tile
standard
iUs

caused
mostly
by
a

sticking
pressure
regulating
valve

pres

sure

regulating
valve

plug
or

amplifier

TROUBLE
SHOOTING

CHART

INSPECTING
ITEMS

I

Inspection
with
automatic
trans

mission
on
vehicle

AT
45
A

Oil
level

B

Range
select

linkage

C
Inhibitor
switch
and

wiring

D

Vacuum

diaphragm
and

piping

E
Downshift

solenoid
kickdown

switch
and

wiring

F

Engine
idling

rpm

G

Oil

pressure
throttle

H

Engine
stall

rpm

I

Rear
lubrication

J
Control
valve
manual

K
Governor
valve

L

Band
servo

M
Transmission
air
check

N
Oil

quality

o

Ignition
switch
and
starter
motor

P

Engine
adjustment
and
brake
in

spection

2

Inspection
after

inspecting
auto

matic
transmission
on
vehicle

m
Rear

clutch

n

Front
clutch

q
Band
brake

r
Low
and
reverse
brake

s
Oil

pump

t

Leakage
of
oil

passage

u
One

way
clutch
of

troque
converter

v

One

way
clutch
of
transmission

w
Front

clutch
check
ball

x

Parking
linkage

y
Planetary
gear

REMOVAL

I

Disconnect

wiring
to
brake
fluid

level

gauge

2
Disconnect
front
and
rear
brake

tubes
from
master

cylinder

CAUTION

When

removing
brake
tubes

use

suitable
tube

wrench

Never
use

open
end
or

edjustllble

wrench

Note
When

disconnecting
brake

tubes

be
sure
to
use
a
container

to
receive

draining
brake
fluid

Use
of

raga
is
also

suggested
to

keep
adjacent
perts
and
area

clean

3
Remove

master

cylinder
securing

nut
Master

cylinder
can
then
be
taken

out

DISASSEMBLY

1
Remove
reservoir

caps
and

filtern

and

drain
out
brake
fluid

2

Pry
off

stopper
ring
using
a

screwdriver

3
Remove

stopper
screw
and
take

out

stopper

primary
piston
assembly

spring
and

secondary
piston
assembly

in

the
order

shown

Note

Discard

caps
if

they
are
reo

moved
from

piston
assemblies
and

use

new
ones

4

Unscrew

pluga
to

gain
access
to

check
valve
for

disassembling

Note

a

Never
detach
reservoir
tanks

If

they
are
removed
for

any
reason

discard
them
and
install
new

ones

b
Do

not
remove
or
disassemble

brake
fluid
level

gauge

INSPECTION

Thoroughly
clean
all

parts
in
a

suitable
solvent
and
check
them
for

wear
or

damage
Replace
any

part
that

is

faulty
Brake

System

CAUTION

Use
brake
fluid

to
clean
Never

use

mineral
oil

I
Check

cylinder
and

pistons
for

evidence
of
abnonnal

wear
or

damage

Replace
if
found

faulty

2
Check

piston
to
cylinder
clear

ance
If
it

exceeds
the

specified
value

replace
either

piston
or

cylinder

Piston
to

cylinder
clearance

less
than
0
15

mm
0

0059
in

3

Check

springs
for
weakness

fatigue
or

damage
Replace
if
neces

sary

4
When

master

cylinder
is
disas

sembled
be

sure
to
discard

caps
and

valves

Replace
any
other

parts
which

show
evidence
of

deformation
wear
or

other

damage

S

Replace
damaged
oil
reservoirs

and

caps

ASSEMBLY

Assemble
master

cylinder
following

the
reverse

procedure
of

disassembly

paying
particular
attention

to
the
fol

lowing
note

Note

a

Replace
gaskets
and

packing
with

new
ones

b

Apply
brake
fluid

or
rubber

grease

to

sliding
contact
surface
of

parts

to
facilitate

assembly
of
master

cylinder

c
The
brake
master

cylinder
is

avail

able
in

both
NABCO
make
and

TOKICO
make
There
is

no
inter

changeability
of

repair
kits
or
com

ponent
parts
between

NABCO
and

TOKlCO
makes

When

replacing
the

repair
kit
or

component
parts
ascertain
the

brand
of
the
brake

master

cylinder

body
Be
sure

to
use

parts
of
the

same

make
as
the

fonner
ones

INSTALLATION

Install

master

cylinder

following

the
reverse

procedure
of
removal

After

installation
bleed
brake

system

BR
5
CAUTION

When

installing

Flare
Nut

6694310000
brake
tubes

use

Torque
Wrench

CiJ

Tightening
torque

Brake
master

cylinder

securing

nut

0
8
to
t
1

kg
m

5
8
to
8
0
ft
lb

Brake
tube
flare
nut

1
5
to
1
8

kg
m

11
to
13
ft
b

BRAKE
FLUID

LEVEL
GAUGE

Inspection

I

Disengage
hand

brake
control

lever

2
Raise

cap
and

make
sure
that

hand

brake

warning
lamp

goes
on

when

float
comes
into
contact
with

stopper

BRAKE
LINE

REMOVAL

I
Remove
flare

nuts
on
both
ends

and

remove
retainers
and

clips

CAUTION

When

removing
brake
tubes
and

hoses
use
suitable
tube
wrench

Never
use

open
end
or

adjustable

wrench

2
To
remove
brake
hose

first
re

move
flare

nut

securing
brake
tube
to

brake
hose
and

withdraw
lock

spring

End
of
hose
can
then
be

removed
from

bracket
Next
remuve

brake
hose
Do

not
twist

brake
hose

INSPECTION

Check

brake
lines
tubes
and

hoses

for
evidence

of
cracks
deterioration
or

other

damage
Replace
any
faulty

parts

DATSUN
210
Model
8310
Series

SECTIONBE

BODY
ELECTRICAL
SYSTEM

CONTENTS

BODY
ELECTRICAL
WIRING

DESCRIPTION

FUSE
AND
FUSIBLE
LINK

WIRING

WIRING
HARNESS

LOCATION
OF
ELECTRICAL
UNIT

ELECTRICAL
UNIT
OF

LIGHTING
SYSTEM

BULB
SPECIFICATIONS

REMOVAL
AND
INSTALLATION

For

lamp

IGNITION
SWITCH

COMBINATION
SWITCH

ILLUMINATION
CONTROL
UNIT

AIMING
ADJUSTMENT

ELECTRICAL
UNIT
OF

SIGNAL
SYSTEM
BE
12

TURN
SIGNAL
SWITCH
BE
12

HORN
RELAY
BE
12

HAZARD
SWITCH
BE
12

STOP
LAMP
SWITCH
BE
12

BACK
UP
LAMP
SWITCH
BE
12

DOOR
SWITCH
BE
12

METERS
AND
GAUGES
BE
13

COMBINATION
METER
BE
13

TACHOMETER
BE
14

FUEL
LEVEL
AND
WATER
TEMPERATURE

INDICATOR

SYSTEM
BE
14

WARNING
SYSTEM
BE
15

CHARGE
WARNING
SYSTEM
BE
15

BRAKE
WARNING
SYSTEM
BE
15
BE
2

BE
2

BE
2

BE
4

BE
5

BE
8

BE
9

BE
9

BE
10

BE
10

BE
10

BE
11

BE
11
OIL
PRESSURE
WARNING
SYSTEM

SEAT
BELT
WARNING
SYSTEM

ELECTRICAL
ACCESSORIES

WINDSHIELD

WIPER
AND
WASHER

REAR
WINDOW
WIPER

AND
WASHER

CIGARETTE
LIGHTER

RADIO

CLOCK

REAR
WINDOW
DEFOGGER

STARTING
SYSTEM
For
automatic

transmission
models

HEATER

DESCRIPTION

AIR
FLOW

REMOVAL
AND
INSTALLATION

ADJUSTING
HEATER
CONTROL

DISASSEMBLY
AND
ASSEMBLY
OF

HEATER
UNIT

INSPECTION

WIRING
DIAGRAMS
AND

TROUBLE
DIAGNOSES

ELECTRICAL
SYSTEM
BLOCK

DIAGRAM

FUSE
BLOCK
CIRCUIT

SUPPLY

ROUTING

LIGHTING
SYSTEM

SIGNAL
SYSTEM

METERS
AND
GAUGES

WARNING

SYSTEM

ELECTRICAL
ACCESSORY
SYSTEM

HEATER
BE
15

BE
15

BE
17

BE
17

BE
18

BE
20

BE
20

BE
21

BE
21

BE
23

BE
23

BE
23

BE
24

BE
26

BE
27

BE
27

BE
28

BE
29

BE
29

BE
30

BE
31

BE

36

BE
41

BE
44

BE
4B

BE
55

DESCRI

PTI
ON

Cabl
are
covered
with

color
coded

vinyl
for

easy
identification
In
the

wiring
diagram
olors
are

indicated

by

one
or
two

alphabetical
letters

It
is
recommended
that
the

battery

be

disconnected
before

performing

any
electrical
service

other
than

bulb

or

fuse

replacement

In

addition
to

fuses
a
fusible

link

has
been

installed
to

protect

wiring

Circuit

system

Starting
and

ignition
system

Charging
system

Lighting
system

Signal
system

Instrument

system

Others

Grounding
system

The
main
cable

of
each

system
is

generally
coded
with
a

single
color

These

colors
are

represented
by
such

letters
as
G
W
or
Br
Minor
items
of

each
circuit
s

terminal
are
coded

with

a
two
tone
color

as
follows

BW
Black
with
white

stripe

LgR

Light
green
with
red

stripe
Body
ectrical

System

BODY
ELECTRICAL

WIRING

The

fusible
link

functions

almost
the

same

as
a

fuse

though
its

characteris

tics
are

slightly
different
than

normal

fuses

CABLE
COLORS

Cable
colors
are

generally
used

as

shown
in

the

following
table

Color

B

Black

W

White

R

Red

G

Green

y

Yellow

L
Br

Lg

Blue
Brown

Light
green

B

Black

INSPECTION

Inspect
all

electrical
circuits

Ie

Terring
to

wiring
or
circuit

diagrams

Circuits
should
be

tested
for
continui

ty
or

short
circuit
with
a
conventional

test

lamp
or

low

reading
voltmeter

Before

inspecting
circuit
ensure
that

I

Each
electrical

component
part
or

cable
is

securely
fastened
to
its
con

nector

or
tenninal

2

Each
connection
is

fIrmly
in

place

and

free
from
rust

and
dirt

BE

2
3
No

cable

covering
shows

any
evi

dence
of

cracks

deterioration
or
other

damage

4

Each
terminal
is
at
a
safe
distance

3
Vay
from

any
adjacent
metal

parts

5

Each
cable
is
fastened
to

its

proper
connector
or

terminal

6

Each

grounding
bolt
is

fumly

planted

7

Wiring
is

kept
away
from

any

adjacent

parts
with

sharp
edges
or

high

temperature
parts
such
as
exhaust

pipe

8

Wiring
is

kept
away
from

any

rotating
or

working
parts
fan

pulley

fan
belt
etc

9
Cables
between
fIXed

portions

and

moving

parts
are

long
enough
to

withstand
shocks
and

vibratory
forces

Note

a
Before

starting
to

inspect
and

repair

any

part
of
electrical

system
or

oth
parts
which

may
lead
to

a

short
circuit
disconnect
cables
at

battery
terminals
as
follows

Disconnect
cable
at

negative

terminal

and
then
disconnect
cable

at

positive
terminal

Before

connecting
cables
to

battery

terminal
be

s
1
to
clean
tenninals

with
a

rag
Fasten
cable
at

positive

t
minal
and
then

ground
cable

at

negative
tenninal

Apply

grease
to

top
of
these
terminals
to

prevent
rust
from

developing
on

them

b
Ne
use
a

screwdriver
or
service

tool
to
oonduct
a

oontinuity
test

Use
test
leads

Co

Nev
ground
an

open
circuit

or

circuits
under
no
lood
Use
a

test

lamp
I2V

3W
or

circuit
tester
as
a

lood

FUSE
AND

FUSIBLE
LINK

MAINTENANCE

INSTRUCTIONS

Fuse

The
fuse

block
is
installed

under

the

instrument

panel
on

driver
s
side

When
for
one
reason
or
another

fuse
has
melted
use

systematic
proce

dure
to

check
and
eliminate
cause
of

problem
before

installing
new

fuse

Note

a
If

fuse
is
blown
be
sure

to
elimi

nate
cause
of

problem
before
in

stalling
new
fuse

b
Use

fuse
of

specified
rating
Never

use
fuse
of
more
than

specified

rating

c
Check
condition
of
fuse
holders
If

much
rust
or
dirt
is
found
thereon

clean
metal

parts
with

fine
grained

sandpaper
until

proper
metal
to

metal
contact
is

made

Poor

contact
in

any
fuse
holder
will

often
lead
to

voltage

drop
or

heat

ing
in

the
circuit
and
could
result
in

improper
circuit

operation
Body
Electrical

System

W

BE1100

Fig
BE
l

FU
e
Block

Fusible
link

Fusible
link

protects
starting
he
d

lamp
ignition
and

charge
circuits
and

wiring
between
fuse
and
fusible
link

BE1110

Fig
BE
2

Fusible
Link

BE
3
CAUTION

a
If
fusible
link
should
melt
it
is

possible
that
critical
circuit

power

supply
or

large
current

carrying

circuit
is
shorted
In
such
a
case

carefully
check
and

eliminate
cause

of

problem

b
Never

wrap
periphery
of
fusible

link
with

vinyl
tape
Extreme
care

should
be
taken
with
this
link
to

ensure
that
it
does
not
come
into

contact
with

any
other

wiring
har

ness
or

vinyl
or
rubber

parts

A
melted
fusible
link

can
be

detect

ed
either

by
visual

inspection
or

by

feeling
with

finger
tip
If
its

condition

is

questionable
use
circuit
tester
or

test

lamp
as

required
to

conduct

continuity
test
This

continuity
test

can
be

performed
in
the

same
manner

as
for

any
conventional
fuse

Body
Electrical

System

WIRING

Sedan
and
Hatchback

Wagon

2

1

Main
harness

2

Engine
harness
No
2

3
Instrument
harness

4

Body
harness

5

Room
tamp
harness

6
Back
door
harne
ls
Hatchback

7

Tailgate
harness

Wagon

BEl12D

Fig
BE
3

Wiring

BE4

Body
Electrical

System

ELECTRICAL
UNIT
OF
SIGNAL
SYSTEM

CAUTION

Before

startill1l
to
work
on

any

part
of

electrical

system
disconnect

battery

ground
cable

TURN
SIGNAL

SWITCH

Refer
to

combination
switch

HORN
RELAY

REMOVAL
AND

INSTALLATION

I

I

BE123D

Fig
BE
16

ReplOving
om

ReIDy

INSPECTION

1

i
L
l

I
F
I

L

t
r
j

CV
CD

@

pi

101

D
C
12V

BE124D

Fig
BE
17
Horn

ReIDy
HAZARD
SWITCH

REMOVAL
AND

INSTAUATION

I

Disconnect

battery
ground
cable

2
Remove

upper
steering
column

cover

3

Disconnect
harness
connector

4
Remove

ret

ining
screw

5
Install
hazard

warning
lamp

switch
in
the

rev
erse
order
of
removal

i

1
4

2
5

V
lfI

OMI

g
1

t

5
01

BE306C

Fig
BE

IS
Hazard
Switch

STOP
LAMP

SWITCH

REMOVAL
AND

INSTALLATION

I

Disoonnect

battery

ground
cable

2
Disconnect
harness
connectors

3

Loosen
lock

nut
Switch

assembly

can
then
be
taken
out
by

rotating

switch

4

Install
in

the
reverse
order
of

removal

BE
12
BE68QC

Fig
BE
19

Stop
Lamp
Switch

INSPECTION

Test

oontinuity
through

stop
lamp

switch
with
a
test

lamp
or
ohmmeter

When

plunger
is

pressed
into
switch

assembly
stop
lamp
switch
contacts

are

open
Contacts
are
closed
when

plunger
is

projected

BACK
UP
LAMP

SWITCH

Back

up
lamp
switch
is

installed
on

transmission

INSPECTION

When
transmission
lever
is

in
R

position
there
should
be

continuity

between

two
terminals

DOOR
SWITCH

Door
switch
is
installed
on
lower

center

pillar

REMOVAL
AND

INSTAUATION

I
Disconnect

battery
ground
cable

2
To

pull
switch
assembly
out
of

lower

pillar
withdraw
switch
and

wiring
assembly

3
Disconnect
lead
wire
at
con

nector

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