1968 DATSUN 510 Service Repair Manual

open bonnet airbag disable spare wheel boot engine oil sunroof

Page 9 of 252

DATSUN 510 1968 Service Repair Manual
4

CHAPTER
ONE

chassIs

number
Write
the
numbers
down
and

carry
them
ill

your
wallet

Service
Hints

Throughout
thIs

manual
keep
two
conven

bons

ill
mmd
Front
refers
to
the

4

CHAPTER
ONE

chassIs

number
Write
the
numbers
down
and

carry
them
ill

your
wallet

Service
Hints

Throughout
thIs

manual
keep
two
conven

bons

ill
mmd
Front
refers
to
the
front
of
the

vehicle
The
left
and

nght
sides
of
the

ve

hicle
refer
to
a

person
sittIng
ill
the

car

facing

forward
For

example
the

steenng
wheelIS

on

the
left
hand
Side
All
dimensIOns
and

capacities

are
expressed

ill
units
fanuhar

to
a
Umted

States

mechaniC
such
as
illches
and

pounds
Metric

measurements

are
also

given
Metnc

tools
are

reqUITed
to
work

on
the
Datsun
CD

DATSUN

IENGINE
CAPACITY

IMAX
HP
RPM

IWHEELBASE

IENGINE
NUMBER

FAR
NO

NlSSAN

MOTOR

co
LTD

YOKOHAMA
JAPAN
TYPEI
510

1595
cc

961P
6600

rpm

mm

L

1
00988

P61
l
O
1
l
M

Table
1
MAIN
SPECIFICATIONS

AND
DIMENSIONS

r
ITEM
Sedan

Wagon
Plm

up

EnglDe
Type
L16

L16
L16

Valve

Arrangement
Overhead

Cam
Overhead
Cam
Overhead
Cam

Bore
3
26n
ID
83mm

3
2677
ID
83mm
3
2677
ID
83mm

Stroke
2902
ID

73
7mm
2
902
ID

73
7mm
2
902
In

73
7mm

Displacement
97
3
cu
ID

l595cc
97
3
cu
In

l595cc
97
3
cu
ID
1595cc

CompressIOn
Ratio
851

851
851

MaXimum
SAE

Hompower
96

@
5

600

rpm
96

@
5
600

rpm
96

@
5
600

rpm

MaXimum
SAE

Torque
998ft
Ib
138

kg
m
998ft
Ib
138

kg
m

9911
ft
Ib
138

kg
m

Fuel
Octane
85

85
85

Lengtb
1622
ID

4
12Omm
163
2
ID
4
I45mm
168
9
ID
4
290mm

Width

61
4
ID

l
560mm
61
4
ID
1
560mm
62
8
In

Cl
595mm

Height
55
lID
1
400mm
565
ID

Cl
435mm
60
8
ID

Cl
545mm

Wheelbase

95
3
ID

2
42Omm

95
3
ID

2
420mm
99
6
In

2
530mm

Room

Space

Inner

Length
63
3
In
1
61Omm
673
ID

1
710mm
72
8
ID

1
850mm

Inner
Width

499
ID
1
27Omm

507
ID

1
29Omm
563
In

1
430mm

Inner

Height
44
4
In
1
130mm

44
61D
1
135mm
15
7
ID

399mm

Tread

Front

50
4
ID

28Omm
502
In
1
275mm
492
In
1
250mm

Rear
504
In

1
280mm
496
In

Cl
260mm
499
ID
1
267mm

Road

Clearance
741n

l88mm
64
ID
l63mm
787
ID
200mm

Weight

4

Speed
2
0611b
935

kg
2
138
Ib

970

kg
2
127
Ib
965

kg

Automatic

2
114Ib
959

kg
2
182
Ib
990

kg

Minimum

Turning
RadiUS
157ft
48m

157ft
48m
171
ft
52m

Seating

Capaaty
5

5
2

Battery

Volt

12

12
12

Capacity
400rSOAH

400r50AH
40
or
60
AH

Connection

Negative
ground
Negative
ground
Negative
ground

Fuel

Tank

Capaaty
11

9

gal
45
liter
11
9

gal
45
liter
108

gal

41J
r

011

Pan

Capacity
42

qts
40

liter
4
2

qb
40
liter

1
06

gal
40
Iller

011
Filter

Capaaty
74

ql
07
liter
74

ql
0
7
liter
1
48

Pint
0
7
liter

Transmission

Capaaty
1
8

ql
1
7
liter

18

ql
1
7
Iller
2
11

qt
20
Iller

Dlflerenbal

Capaaty
85

ql
80
liter
11

ql
1
0
liter
87

ql
0
83
lIter

Coolant

Capaaty
7
2

ql
6
8
liter
7
2

ql
6
8
lIter
7
2

qt
6
8
Iller

Clutch

Type

Dry
Single
diSC

Dry
slDgle
diSC

Dry
slDgle
diSC

Draphragm
spnng
Diaphragm

spnng
Diaphragm

spnng
l

Page 10 of 252

DATSUN 510 1968 Service Repair Manual
GENERAL
INFORMATION
5

Table
1
MAIN

SPECIFICATIONS
AND
DIMENSIONS
continued

Suspension
Rear
Sedan
Wagon
Pick

up

Manual
Automatic
Manual
Automatic
Manual

HypoJd
Hypoid
Hypold

Re

Page 11 of 252

DATSUN 510 1968 Service Repair Manual
CHAPTER
TWO

PERIODIC
MAINTENANCE

To
ensure

good
performance
dependability

and

safety
regular
penodlc
maintenance
is

necessary
TIns

chapter
outlInes
routine

and

penodlc
mamtenanc

CHAPTER
TWO

PERIODIC
MAINTENANCE

To
ensure

good
performance
dependability

and

safety
regular
penodlc
maintenance
is

necessary
TIns

chapter
outlInes
routine

and

penodlc
mamtenance
for
the

average
dnver

Under

heavy
usage
semcmg
mtervals
will
be

shortened

Regular
routme
mamtenance
will

help
aVOId

expensive
repaIrs

ROUTINE
CHECKS

The

followlDg
checks
should
be

performed
at

each
fuel

stop

1
Check

engme
oil
level

Top
up
as

requrred

2
Check
radiator
coolant
level

Top
up
as
re

qwred

3
Check

battery
electrolyte
The

battery
case

IS
marked
With

upper
hrmt
and
lower
lnmt
lInes

Level
should
be
maID
tamed

between
the
IIDes

4
Check
that
the
master

cylInder
brake
flwd

reservOir
level
IS
between
the
max
and
mm

lInes
marked
on
the

plastic
case

S

Check
the

plastic
clutch

cyhnder
reservoir

level
Level
should
be
between
the
max
and

mm
lInes

6
Check
the
windsh1eld
washer
flwd
reservoir

Top
up
as

required
7
Check
tire

pressures
when
the
tIres
are
cold

Front
and
rear
tire

pressures
should
be
24

pounds
under
normal

dnving
conditions
TIre

pressure
should
be
28

pounds
for

h1gh
speed

dnvmg
conditions

8
Check
the

engIne
for

general
conditIon

Check
for

leaky
or
cracked
hoses
and
loose

wmng

9
Check
condition
of
wmdshleld

wiper
blades

PERIODIC
CHECKS

Table

1

prOVIdes
penodIc
checks
and
main

tenance
that
should
be

performed
on
a
set

schedule
Table
2

gIves
recommended
lubncants

and
Table
3

specIfies
the

grades
of
oil
that
should

be
used
Procedures
for

performmg
the
semces

are

presented
ID
vanous

chapters
of
tlus
manual

Table
3
RECOMMENDED
GRADES
OF
OIL

Temperature
Engine
on

MS

Above
32
C
90

F
average
SAE
30
IOW
30

32
to
0
C
90

to
32

F
mlmmum
SAE
20
20W
IOW
30

O
to
12
C
32
tolO

F
mlRlmum
SAE
IOW
IOW
30

Below
12
C
10
F
mlmmum
SAE
lOW
IOW
30

Page 12 of 252

DATSUN 510 1968 Service Repair Manual
PERIODIC

MAINTENANCE

7

Table
1
ENGINE

LUBRICATION
AND
MAINTENANCE

FREQUENCY
EVERY

E
E
E

E

E
E

E
Eo
00
00

00
00
00

00

00

gq
00

00

00

NO

t
r61li
0

CD

Check

engine
01

Page 13 of 252

DATSUN 510 1968 Service Repair Manual
8

CHAPTER
TWO

Table

2
RECOMMENDED
LUBRICANTS

Manufacturer

Shell

Mobil
Caltex
Esso
BP
Castro
Lubncatlng

pomts

BP

ngme

Single
Shell

Super
Moblloll
Havahne
Esso
Extra
Viscostatl

Page 14 of 252

DATSUN 510 1968 Service Repair Manual
CHAPTER
THREE

TROUBLESHOOTING

TroubleshootIng
the
Datsun
can
be

relatlvely

simple
1f
done

lOgically
The
first

step
must

always
be
to
define

symptoms
as

closely
as

pos

Sible

CHAPTER
THREE

TROUBLESHOOTING

TroubleshootIng
the
Datsun
can
be

relatlvely

simple
1f
done

lOgically
The
first

step
must

always
be
to
define

symptoms
as

closely
as

pos

Sible

Subsequent
steps
mvolve

testIng
and
an

alyzmg
areas
which
could
cause
the

symptoms

Procedures
m
thiS

chapter
analyze
typical
symp

toms
and

give
lOgical
methods
of
isolation

These
are
not
the

only
methods
There

may
be

several

approaches
to

solvmg
a

problem
but
all

must
have
one

thmg
m
common
a

lOgical

systematic
approach

TROUBLESHOOTING
EQUIPMENT

The

followmg
eqUipment
is

necessary
to

prop

erly
troubleshoot
an

engme

1
Voltmeter
Ammeter
and
Ohmmeter

2

Hydrometer

3

Compression
Tester

4
Vacuum

Gauge

5
Fuel
Pressure

Gauge

6

Dwell
Meter

7
Tachometer

8

StroboscopiC
Trming
Light

9
Exhaust
Gas

Analyzer

Items
1

through
8
are
essentlal
Item
9

is

necessary
for
exhaust
elDlSSion
control

comph

ance
The

followmg
is
a
bnef

description
of
the

functlon
of
each
mstrument
Voltmeter
Ammeter
and
Ohmmeter

For

testIng
the

ignitlon
and
electncal

systems

a

good
voltmeter
is

reqUIred
For
automotIve

use
an
mstrument

covenng
0
20
volts
is
salls

factory
It
should
have
an

accuracy
of
about

Ih

volt
which
excludes
the
common
auto

moUve

type
found
in
instrument

panels

An
ohmmeter
measures
electncal
reSiStance

and

is

reqUired
to
check
electncal

contInUity

open
and

short
circwts
and
for

testing
fuses

and

hghts

The
ammeter
measures
electncal
current
One

for
automotIve
use
should
cover
0
10
and
0
100

amperes
An
ammeter
is
useful
for

checkmg
bat

tery
chargmg
and

startIng
current
The
starter

and

generator
procedures
m
tlus
manual

use
an

ammeter
to
check
for
shorted

wmdmgs
Several

inexpensive
VOM
s
volt
ohmmeters
combme

all
mstruments
and
fit

easily
mto

any
tool
box

The
ammeter

ranges
are
often
too
small
for

auto

motIve
work

thougll

Hydrometer

A

hydrometer
is

necessary
to
check

battery

condition
and

charge
It
measures

specific
grav

ity
of
the

electrolyte
in
each
cell

Compression
Tester

The

compressiOn
tester
measures

compression

Page 15 of 252

DATSUN 510 1968 Service Repair Manual
10
CHAPTER
THREE

pressure
bUllt

up
In
each

cylInder
The

readIngs

when

properly
Interpreted
IndIcate

general
cyl

Inder
and
valve
condltlOn

Vacuum

Gauge

The
vacuum

gauge
IS

e

10
CHAPTER
THREE

pressure
bUllt

up
In
each

cylInder
The

readIngs

when

properly
Interpreted
IndIcate

general
cyl

Inder
and
valve
condltlOn

Vacuum

Gauge

The
vacuum

gauge
IS

easy
to
use
but
dIfficult

for
an

Inexpenenced
mechanIC
to

Interpret
The

results
when
conSIdered
WIth
other

findIngs
can

prOVIde
valuable
clues
to

pOSSIble
trouble

Connect
the
vacuum

gauge
WIth

a
T
connec

tIon
In
the
hose
from
the
carburetor
to
the

vacuum
advance
on
the
dIstnbutor
Start
the

engme
and
let
It
warm

up
thoroughly
Vacuum

readIng
should
be

steady
at
18
22
Inches

NOTE
Subtract
1
Inch

from

reading

for

every
1000

feet
of
altitude

Figure
1
shows
numerous

tYPical
readIngs

WIth

InterpretatIons
Results
are
not
conclusive

WIthout

companng
to
other
tests
such
as
com

preSSIOn
readIngs

Fuel
Pressure

Gauge

ThIS
Instrument

IS
VItal
for

evaluatIng
fuel

pump
performance
Often

a
vacuum

gauge
and

fuel

pressure
gauge
are
combIned

Dwell
Meter

A
dwell
meter
measures
the
dIstance
In
de

grees
of
cam
rotatIon
that
the
breaker

pOInts

remaIn
closed
while
the

engme
IS

runnIng
SInce

thIS

angle
IS
determmed

by
breaker

pOInt
gap

the
dwell

angle
IS
an
accurate
IndIcatIon
of

pOInt

gap
Many
tachometers
Intended
for

tunIng
and

testIng
Incorporate
a
dwell
meter
as
well
Follow

the
manufacturer
s
InstructIon
to
measure
dwell

on
the
Datsun

Tachometer

A
tachometer
IS
essential
for

tunIng
Datsuns

WIth
exhaust
emission
control
deVices

IgmtIOn

turung
and
carburetor

adjustments
must
be

per

formed
at
the

specified
Idle

speed
The
best
In

strument
for
thIS

purpose
IS
one
WIth

a

range
of

0
1
000
or
0
2
000

rpm
Extended

range
0

6
000
or
8
000
Instruments
lack

accuracy
at

lower

speeds
The
InStrument
should
be

capable

of

detecting
changes
of
25

rpm
Stroboscopic
Timing
Light

ThIS
Instrument

pernuts
accurate

IgnitIon

tImIng
By
f1ashmg
a

bght
at
the

preCISe
Instant

cylInder
No
1
fires
the

posItIon
of
the
crank

shaft

pulley
at
that
Instant

can
be
seen
Marks

on
the

pulley
bne

up
With

a
reference

pOInter
on

the
block

dunng
the

tIming
procedure
SUltable

bghts
are
neon
bulb

types
and
xenon
strobe

hghts
Neon

tunmg
bghts
are
ddticult
to
see
and

must
be
used
in

dImly
bt
areas
Xenon
strobe

bghts
can
be
used
In

bnght
sunbght
Use
the

bght
accordIng
to
the
manufacturer
s
InStruC

tIons

Exhaust

Analyzer

Of
all
Instruments
descnbed
here
this

IS
the

least

bkely
to
be
owned

by
a
home
mechanic

One
Instrument

samples
the
exhaust

gases
from

the

taIlpIpe
and
measures
the
thermal
conduc

tIVIty
of
the
exhaust

gas
SInce
different

gases

conduct
heat
at

varYIng
rates
thermal
conduc

tIVIty
of
the
exhaust
IS

a

good
IndIcatIon
of

gases

present
This
Instrument
IS
VItal
for

accurately

checkIng
the
effectIveness
of
exhaust
emIssion

control

adjustments
but
IS
too

expenSIve
for
an

amateur
mechanIC
to
conSIder

buying

STARTER

Starter

system
troubles
are

relatIvely
easy
to

ISolate
The

followmg
are
common

symptoms

and
cures

1

Engme
cranks

very
slowly
or
not
at
all

Turn
on
the

headhghts
If
the

bghts
are

very
dun

most

likely
the

battery
or
the

connecting
WireS

are
at
fault

Check
the

battery
using
the

pro

cedures
descnbed

in
the
Tune

up
chapter
Check

wmmgfur
e
s
wom
andd
connectIom

H
the

battery
and

connectIng
WIres
check

good
turn
the

headlIghts
on
and

try
to
crank
the

engIne
H
the

lIghts
dIDl

drastIcally
the
starter
is

probably
shorted
to

ground
Remove
the
starter

and
test
it

usmg
the

procedures
gIven
in

Chapter

NIne
If
the

lights
remain

bnght
or
dun

slIghtly

when

crankIng
the

engme
the
trouble

may
be
in

the
starter
solenOId
or

wmng
To
ISolate
the

trouble
short
the
two

large
solenoid
ternunals

together
not
to

ground
if
the
starter
cranks

normally
check
the
solenoid
and

wmng
up
to
the

Page 16 of 252

DATSUN 510 1968 Service Repair Manual
TROUBLESHOOTING
11

CD

1
NORMAL
READING

18
22
at
Idle

4
LATE
VALVE
TIMING

8
15
at
Idle

7
WORN
RINGS

DILUTED
OIL

Drops
to
0
then
rises

to
22

when
accelerator
IS

rapidly

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