1973 DATSUN B110 instrument panel

The

lamp
does

not

go
out
when

the

engine
is

started
Faulty
charging
system
BODY

Inspect
the

charging

system

WINDSHIELD
WIPER
AND

WASHER

Description

Wiper
motor

replacement

Wiper
blade

operating
range
CONTENTS

BE
26

BE
27

BE
27

Description

The
windshield

wipers
consist

of

wiper
motor
link

mechanism

wiper
arms
and

blades
The

wiper
motor

unit

consists
of

a
motor
and
auto

stop
mechanism
The

wiper
rnotor
is

of
a
2
speed

type

When
the

wiper
switch
knob
is

pulled
to
the
I

st

step

the
windshield

wipers

operate
at

low

speed
and
when

pulled
to
the
2nd

step
operate
at

high
speed

The

wiper
motor
unit
is

located
on

the
cowl
dash
in

BATTERY

Cl

WIPER

MOTOR

rrQ

J
WASHER
MOTOR

IB

ILRI

L
CJ

LA

t
Y

I
Ll

j

IBI

1
f
I

LW

I
Wiper
washer
switch

replacement

Washer
nozzle

adjustment

TROUBLE

OIAGNOSES
ANO

CORRECTIONS
BE
27

BE
27

BE
28

the

engine

compartment
and
the

link
mechanism
is

located
behind
the

instrument

panel

The

electrically
operated
windshield
washer
consists
of

washing
fluid
lank

with

rnotor
and

pump
washer

nozzles

and

vinyl
tube
used

to

connect
those

compo

nents

The

windshield
washer

switch
is

combined
with

the

windshield

wiper
switch
to
a

single
unit

When

operating

the
washer

twist
the

switch
knob

IG

FUSE

W

v

l

i

f
WIPER
SWITCH

10FFI
I
2

I
TWIST

I

y

ILl

I

b

I

J
6

I
BLII

Fig
BE
43
Circuit

diagram
for
windshield

wiper
washer

system

BE

26

BODY
ELECTRICAL

Improper
stop
position
of

wiper
arm
Improperly
positioned
blade
and

arm
Correct

position

Damaged
or
worn
auto

stop
point
Replace
motor

Improper
wiping
Worn

rubber
blade
Replace
blade

Inadequate
pressing
force
of

wiper

arm
Replace
wiper
arm

IGNITION
SWITCH
AND
STEERING
LOCK

CONTENTS

IGNITION
SWITCH

Removal

IGNITION
SWITCH
WITH

STEER
ING
LOCK
BE
29

BE
29

BE
29

IGNITION
SWITCH

This
3
or
4

position
switch
is
installed
on
the

ignition

switch
bracket

which
is
installed
on
the
instrument

panel

with
two
screws
and
controls
the

engine
ignition
system

and
most
of
electrical

equipment

Removal

Remove
the

ignition
switch
connector
loosen
the

ring

nut
remove
the

ignition
switch

from
the
bracket
Description

Steering
lock

replacement

Warning
switch
and

warning
buzzer
BE
29

BE
30

BE
30

Fig
BE
49

Removing
ignition
switch

IGNITION
SWITCH
WITH

STEERING
LOCK

Description

The

steering
lock
is
built
in
the

ignition
switch
When

the

key
is

set
to
Lock

position
and
rernoved
the

steering
system
is
locked

automatically
The

locking

8E
29

mechanism
is
installed
on
the

steering
jacket
tube
When

the

key
is
set
to

Lock

position
and

removed
the

steering
lock

spindle
is

inserted
in
a
notch
in

the
collar

which

is

stationarity
set
on
the

steering
shaft
to
lock
the

steering
wheel

The

ignitiun
switch

is
installed
on
the

back
of

key

cylinder
with
a

attaching
screw
and

interchangeable

tf
iY
t

7

a

1

Ignition
switch

part

2

Key
cylinder

part

3

Steering
jacket
tube

4
Lock
collar
5
Lock

pindle

6

Steering
shaft

7
Self

shear

type
screw

8

Attaching
screw

Fig
BE
50

Steering
lock

Key

position

Terminal
OFFor

GARAGE
Lock
ON

ST
ART

B

Battery

IG

Ignition

S
Starter

R
Resistance
b

1

Steering
lock

replacement

For
the

purpuse
of

tamper
proof
the
self
shear

type

screws
are

used
and
their

heads
are
sheared
off
when

installed
so
that

the

steering
lock

system
cannot
be

removed

easily
Replace
the

steering
lock

proper
in

accordance
with
the

following
instructions
when

required

Loosen

two

attaching
screws
and
break
the

remaining

twu
self
shear

type
screws
with

a
drill

or
other

proper

tool

Now
remove
the

steering
lock

proper
from
the
BODY

BE
30
steering
jacket
tube
When

installing
a
new

steering
lock

proper
be

sure
tu

tighten
two
new
self
shear

type
screws

to
shear

off
their

heads

Warning
switch
and

warnmg
buzzer

Fig
BE
51

Warning
switch

The
circuit
of
this

warning
system
is
closed

when
the

door
is

opened
with
the

steering
unlocked
because
the

door
switch
and

warning
switch

are
connected
in
series

When
the
cicuit
is
closed
the

buzzer
sounds

When

replacing
the

warning
switch
disconnect

two

cables
remove
the

cap
loosen
two

attaching
screws
and

remove
the

warning
switch

The

warning
buzzer
is
installed

on
the

back

left
side

of
the
instrument

panel
with

two

attaching
screws

FUSE
WARNING

SWITCH

WARN

BUZZ
G

n

WITCH

t

Fig
BE
52
Circuit

diagram
for

warning
system

BODY
ELECTRICAL

CLOCK

Installation

upper
portion
of
the

instrument

panel

Connect
red

blue
cable
or
red

green
cable
for
illumi

nation

lamp
of
the

clock
to
the
terminals
on
the

printed

circuit
board

for
illumination

lamp
on
the

meter

housing

Ground
the
clock

ground
cable
In
the

case
of
a

square

type
clock

tighten
the

ground
cable

together
with

the

meter

housing
installation
screw
1

When

installing
clock

first
of
all

remove
the
cluster

lid

2
Remove
the
mask
and
install
the

clock
on
the
cluster

lid
in
the

place
of
mask

3
Connect
blue
cable
or

yellow
red
cable

coming
out

from
the
clock
to
the
blue
cable
of

harness
laid

along
4
Reinstall
the

cluster
lid

RED
BLUE

CABLE
BLUE

CABLE

Fig
BE
53

Square
type
clock

Fig
BE
54

Round

type
clock

BE
31

BODY

RADIO

Removal

Remove
he
cluster
lid

2
Disconnect
the
lead
wires

from
the
radio

3
Remove
two

nuts
used
to
install
the

front
side

of
the

radio
on
the
instrument

panel

4

Loosen
two
screws
as
shown
in
the

Figure
BE
55

and
remove
the
bracket

used
to
install
the
rear
side

of
the

radio
on
the
instrument

panel

5
Remove
the

radio

Noise

prevention
chart

Run
the

engine
raise

the

antenna
set
volume
to

Condition

Apparent
cause

Ignition
system

Noise
occurs

when

engine
is

oper
High
tension

code

ated

Ignition
coil
i

O

i

M

1
iiJ

1
7

L
l

o
f

I
ft

V

r

1
1
v

I

I

t

i

J

iL

1

Power
soutee
cable

Blue
white
cable
of

harness

2
Power
source
cable
Radio

3

Speaker
cables
4

Antenna
cable

5

Single
pole
fuse

6

Spare
fuse

7

Attaching
screws

Fig
BE
55

Removing
radio

maximum

and
set
the

dial
at

a
medium

point
without

catching

broadcasting
wave

Repair

High
tension

code

may
be
dis

regarded
because
noise

suppressor

is
used

Apart
the

choke
wire

frorn
the

ignition
coil
as

far
as

possible

Install
a
0

5
uF

capacitor
in

primary

side
terminal
of

ignition
coil

Note
8e
careful
not
to
install

capacitor
in

secondary
or

primary
breaker
side
or

otherwise
the

engine
be

comes

improper

Connect
wire
between

engine
and

ignition
coil

locating
area
of

body

with
bond

BE
32

BODY
ELECTRICAL

heater

unit
on
the
dash

board
and

remove
the

heater
unit

carefully
panel

8
Rernove
two

self

tapping
screws
from
back
of
the

instrument

panel
and
remove
the

defroster
nozzle

7

When

removing
the
heater

control
from
the
instru

ment

panel
remove
the
control

knob
and
loosen
two

screws
used
to
install

the
heater
control
on
the
instrument
9
The
heater
unit
is
installed
in
reverse

sequence
of

removal

TROUBLE
DIAGNOSES
AND

CORRECTIONS

Condition
Probable
cause

Hot
air
does
not

come
out

Motor
does

not

operate
Open
or
short
circuit
of
feed

har

ness

Defective
switch

Defective
motor

Fan
cannot
be

rotated

smoothly
by
hand
Motor

journal
is
out
of
lubricant

or

stick

Hot
air

dose
not
come

out
nevertheless
fan
is

rotating
Slow
rotation

of
fan

Loose
fan

installation

Air

temperature
is
low

Hot

water
does

not
cir

culate
Defective
water

pump

Bent
or

clogged
of

connecting
hose

Defective
hot

water
cock

Air
is

left
in
the
hose

Water

temperature
is
too

low
Defective
thermostat

Water

leakage
from

heater
Defective
water
hose

Loose

clipping
of

water
hose

Improper
soldering
of
heater
core

Defective
defroster
Disconnected
defroster
hose

Bent
or
broken
defroster
hose

BE
35
Corrective
action

Check

and

repair
wiring
harness

Conduct

continuity
test
and

if

required
replace
switch

Replace
motor

Lubricate

journal

Replace
motor

Replace
motor

Repair

Repair
water

pump

Repair
or
clean

piping

Repair

Purge
air

out
of
hose

Replace
thermostat

Replace
water
hose

Retighten
clip

Solder

leaking
position

Correct
connection

Correct
or

replace