Datsun 1973 510 Assembly instructions

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CHILTON
S
Repair
and Tune
Up
Guide
Datsun
1973
78
o
W
l
e
a
I
en
l
J
J
J
Prepared by
the
Automotive Editorial
Department
Chilton Book
Company
president
and chief
executIve
officer
WILLIAM A
BARBOUR
Chilton
Way
executIve
vice
president
RICHARD H
GROVES
vice
president
Radnor Pa 19089
and
general manager
JOHN P KUSHNERICK
managing
editor
KERRY A FREEMAN
S
A E
senior editor
RICHARD J
215687 8200
RIVELE editor ROBERT F
KING
CHILTON BOOK
COMPANY RADNOR
PENNSYLVANIA

r
f
CopHlp
ht
C 1978 hy
ChIlton Book
Companv
All
Rlg
ltl
Re erud
Pubh hed In Radnor P l
I
Chilton
Book
Compan
and Imlllt meoll
h
In OntdTlO
Canad t
b Thoma Ne
on
Son Ltd
Manufactured
In
the Untted States of
Amenca
4567890 765432109
ChIlton s
Repau
Tune
Up
GUIde Dat un 1973 78
ISB I 0 80196694 9
pbk
LIbrary
of
Congress
Catalog
Card No 77 90862
ChIlton Book
Compan
tharok NIS an
Motor
Corporahon
10
USA Gardena Cahfomla 90247 for a
tance
10 the
prepara
tIon
of thIS book
Although
the 1Oformahon 10 thIS
gUIde
IS ba ed
on 10dustry
source and
IS as
complete
as
pO
Slble
at
the
hme
of
pubhca
tlon
the
po blhty
eXISt that the manufacturer made later
changes
whIch could not be 10cluded here While
stnvlOg
for
total
accuracy
ChIlton Book
Company
cannot assume
responSl
billt
for
an errors
change50
or omlSSlon that
may
occur
In
the
comp
lahon
of
th
IS
data
SAFETY NOTICE
Proper
service and
repair
procedures
are
VItal to the safe rellable
operatIOn
of all
motor
vehIcles as well as the
personal safety
of those
performmg
repaIrs
TIus book outlmes
prreedures
for
servIcmg
and
rep31nng
vehIcles
usmg nfe
effechve methods The
procedures
contain many NOTES
CAUTIONS
and
WARNINGS
wh
ch should be
followed
along
Wlth standard
safety procedures
to
eltm10ate the
poSSlblltty
of
personal
Injury
or
Improper
serVIce
whICh
could
damage
the vehicle or
compromise
Its
safety
It IS
Important
to
note
that
repaIr
procedures
and
techmques
tools
and
parts
for
servlcmg
motor vehIcles as well as the skill and
expenence
of the mdlVldual
performmg
the work
vary Wldely
It IS not
poSSIble
to
antIcipate
all of theconceivable
ways
orconmhons under which
vehicles
may
be 5elVlced or to
proVIde
cauhons as to all of the
poSSIble
hazards
that
may
result Standard and
accepted safety precauhons
and
equlp
Rlent shouldlbe used when
handltng
tOXIC
or flammable flUIds and
safety
goggles
or other
protechon
should be used
dunng cuthng
gnndlOg
chlsehng prytng
or
any
other
pn x ess
that can
cause
matenal removal
or
projectiles
Some
procedures
reqlllre
the
use
of tools
specIally deSIgned
for a
speCllic purpose
BefOre
subshtutmg
another tool
or procedure
you
must be
completely
sahslied that neither
your personal safety
nor the
performance
of the vehIcle
WlII
be
endangered
I

Contents
General Information and Maintenance
Chapter
1
J
How To Use This Book 1
Tools and
EqUipment
2
History
2
Senal Number IdentificatIOn 2
Routme Mamtenance 3
Au Cleaner 3
PosItive Crankcase Venblal10n Valve
4
Evaporal1ve
EmissIOns
System
5
Belts 5
Au
CondltIonmg
6
1
FlUid Level Checks
8
CapacIties
11
Tues 11
Fuel Filter
12
LubncatIon
13
011 and Fuel
RecommendatIOns 13
011 Changes
13
Pushmg Towmg
and
Jump
Startmg
15
Jackmg
16
Chapter
2 Tune
Up
and
Troubleshooting
17
Tune
Up
Procedures
17
Spark
Plugs
17
Tune
Up
SpeCificatIons
18
Spark
Plug
Heat
Range
21
Breaker Pomts and Condenser 23
Dwell
Angle
27
Datsun Electromc
IgmtIon
28
IgmtIon
Tlmmg
32
Valve Lash
33
Carburetor 35
Electromc Fuel
InjectIon BlO
37
TroubleshootIng
38
Chapter
3
Engine
and
Engine
Rebuilding
53
Engme
Electncal
53
Dlstnbutor
53
Fmng
Order
54
Alternator
54
Regulator
56
Starter
58
Battery
and Starter
SpeCifications
60
Engme
Mechamcal 61
Design
61
Engme
1 D
Table
62
General
Engme
SpeCifications
63
Crankshaft and
Connectmg
Rod
Speclfi
catIons
64
Piston and
Rmg
SpeCifications
65
Valve
SpeCificatIons
65
Torque SpeCificatIons
66
Engme
Removal and Installatlon all
en
gmes except
FIO 66
Engme
Removal and Installatlon
FI0 67
Cylmder
Head
68
Intake Mamfold
72
Exhaust Mamfold
73
Timmg
Cham Cover 73
Tlmmg
Cham and Camshaft 75
Tlmmg
Cham and TenslOner 76
Camshaft 77
Pistons and
Connectmg
Rods
78
Engme
Lubncatlon
79
011
Pan 79
Rear Mam
011 Seal
79
all
Pump
79
Engme
Cooling
80
Radiator 80
Water
Pump
81
Thermostat 82
Engme
RebUlldmg
83
Chapter
4
Emission Controls and
Fuel
System
105
EmisSion Controls
105
Crankcase EmissIOn Controls 105
Evaporative
EmissIOn Control
System
108
Spark TlmmgControl
System
Dual Pomt
Dlstnbutor 108
Early
Fuel
Evaporation
System
111
Boost Control
Decelerahon
Device III
Automatic
Temperature
Controlled
Au
Cleaner
112
Exhaust Gas Recuculatlon
113
Transmission Controlled
Spark
System
115
Au
InjectIon
Reactor
System
115
Electnc Choke 117
Catalytic
Converter 118
Fuel
System
119
Fuel
Pump all
except
810
119
Fuel
Pump
FlO 119
Carburetor 121
Electromc Fuel
Injection
System
126
Hi

IV CONTENTS
128
Chapter
5 Chassis Electrical
Understandmg
and
Troubleshootmg
Electncal
Systems
128
Heater 130
Heater
Assembly
130
Heater Core 135
RadIo
135
Chapter
6 Clutch and Transmission
Manual
TransmIssIOn 145
Clutch 149
Clutch
SpecIficatIons
151
Clutch Master
Cyhnder
153
Chapter
7 Drive Train
Dnvehne 157
Dnveshaft
and UnIversal
Jomts
157
Rear Axle 161
Chapter
8
Suspension
and
Steering
Front
SuspensIOn
165
Strut
165
Ball
Jomt
168
Hub
Assembly
169
Front
End
Ahgnment
171
Wheel
Ahgnment
SpecIficatIons
172
Rear
SuspensIOn
175
Chapter
9
Brakes
Brake
System
187
Adjustment
187
HydraulIc
System
187
Master
Cylmder
187
System
B1eedmg
190
Front
DISC Brakes 191
DISC Brake Pads 191
Chapter
10
Body
Doors 201
Door
Panels 202
Appendix
Wmdshleld
WIper
Motor
and
Lmkage
139
Instrument
Cluster
140
Headhghts
144
Fuse
LocatIons 144
145
Clutch Slave
Cylmder
153
B1eedmg
the Clutch
Hydrauhc System
155
AutomatIc TransmIssIOn 155
Axle Shaft 161
Axle Dnveshafts 162
Sprmgs
179
Shock Absorber 181
Steenng
182
Steenng
Wheel 182
Turn
SIgnal
SWItch 183
Steermg
Lock
183
Steermg
Gear
183
Cahpers
and Brake DISCS 193
Wheel
Beanng
Adjustment
195
Rear Drum Brakes 195
Brake Shoes
195
Parkmg
Brake 198
Brake
SpecIficatIons
200
Hood Trunk and
TaIlgate
202
Fuel Tank
202
157
165
187
201
211

Ite
General Information
and Maintenance
How To Use This Book
ChIlton s
Repatr
and Tune
Up
GUIde
for
the Datsun IS
Intended to teach
you
more about the Inner
workings
of
your
automobile and save
you
money
In
itS
upkeep
The first two
chapters
Will be the
most
used since
they
contain mainte
nance and tune
up
information and
pro
cedures The
follOWing
seven
chapters
concern themselves With the more com
plex
systems
of the
Datsun
Operating
systems
from
engine
through brakes
are
covered
to
the
extent that we feel the
average
dO It
yourselfer
should
get
in
volved ChIlton sDatsun
2
won
t
explain
rebUIlding
the
transmiSSIOn for the
Sim
ple
reason that the
expertIse
reqUIred
and the
mvestment
In
special
tools make
thiS
task uneconomICal We Will
tell
you
how to
change your
own brake
pads
and
shoes
replace pOints
and
plugs
and
many
more
jobs
that
Will save
you
money give
you personal
satisfaction
and
help
you
aVOId
problems
Before
loosemng
any
bolts
please
read
through
the entire
section
and the
speCific
procedure
ThiS wIll
give
you
the
overall view of
what Will be
reqUIred
as
far as
tools
supplies
and
you
There IS
nothing
more
frustrating
than
haVing
to
walk to
the
bus
stop
on
Monday mornmg
because
you
were
short one metric bolt
during your Sunday
afternoon repair
So
read ahead
and
plan
ahead
The sections
begm
With a brief diSCUS
sIOn of
the
system
and what
It
Involves
Adjustments
and or
mamtenance
are
then discussed followed
by
removal and
mstallatlon
procedures
and then
repair
or
overhaul
procedures
where they
are fea
Sible When
repaIr
IS
conSidered to be out
of
your league
we
tell
you
how to re
move the
part
and then how to Install
the
new or rebUIlt
replacement
In thiS
way
you
at
least
save the labor
costs
Backyard
repair
of such
components
as the alterna
tor
are
just
not
practical
Two baSIC mechamc s rules
should be
mentioned here
One
whenever
the left
Side of the car IS referred
to It IS meant to
specify
the dnver s Side
of the car
Con
versely
the
nght
slde of the
car means
the
passenger
s Side of the
car Second
most screws and bolts
are removed
by
turning
counterclockwise
and
tightened
by turning
clockWIse Safety
IS
always
the
most
Important
rule
Constantly
be aware
1

2 GENERAL INFORMATION AND MAINTENANCE
of the
dangers
mvolved
m
working
on an
automobIle and take
the
proper precau
tions Use
jackstands
when
workmg
under a raised vehicle Don t smoke
or
allow an
exposed
flame to come near the
battery
or
any
part
of the fuel
system
Always
use the
proper
tool and use It cor
recdy bruised knuckles and skmned
fingers
aren t
a mechanic
s
standard
eqUIpment Always
take
your
time
and
have
patience
once
you
have some
expe
nence and
gam
confidence
workmg
on
your
car Will become
an
enjoyable
hobby
Tools And
Equipment
The
followmg
lIst
IS
the baSIC
reqUIre
ment to
perform
most of the
procedures
deSCrIbed
m thiS
gUIde
Your
Datsun IS
fastened
together
With
metrIc
screws and
bolts If
you
don t
already
have a set of
metric
wrenches
buy
them Standard
wrenches are either too
loose or
too
tight
a fit on metric fasteners
1 MetriC sockets also
a
13116 In
spark
plug
socket If
pOSSible buy various
length
socket drIve extensIOns One
break m thiS
departJnent
IS that the met
rIC sockets available
m
the US wIll
all
fit
the ratchet handles and extensIOns
you
may
already
have and
1h
m dnve
2 Set of metnc
combmatlon one end
open and one box wrenches
3
Spark plug
WIre
gauge
4 Flat feeler
gauge
for breaker
pomts
and valve lash
checkmg
5 Slot and
phillips
heads
screw
drIvers
6
TImmg lIght preferably
a DC bat
tery
hook
up
type
7
Dwell tachometer
8
Torque
wrench ThiS assures
proper
tightening
of
Important
fasteners
and aVOids
costly
thread
strlppmg
too
tight
or leaks
too
loose
9
011 can filler
spout
10
011 filter
strap
wrench Makes re
moval of a
tight
filter much
Simpler
Never
use
to
mstall filter
11 Pair of
channel lock
plIers Always
handy
to
have
12 Two
sturdy
jackstands
cmder
blocks brIcks and other makeshift
sup
ports
are
Just
not
safe
History
The first Datsun
automobile was
pro
duced m 1913
The
orIgmal
name of the
company
D A Twas
denved from the
last Initials of the three founders Datson
for son of D A T
was used later and fi
nally
evolved mto Datsun Smce the first
few cars were
Imported
m
1960 Datsun
has moved
up
to thIrd
place
m
Imported
sales
ThiS
gUIde
covers all
Datsun
coupes
sedans and station
wagons
from
1973 to
1978
Separate
books are
available for the
240 280Z
sports
cars
and the
pickup
trucks Years and models
covered
m
thiS
book are the
510
for 1973 the 1200 for
1973
the
B210
from 1974 to 1978 the 610
from 1973 to 1976 and
the
710
from 1974
to
1977 Also covered are the
FlO
for
1977 and 1978
the
810
from
1977 to 1978
the 200SX for 1977 and 1978
and the
new 510 for 1978
Serial Number Identification
CHASSIS
The chaSSIS senal number IS
stamped
mto the firewall The model
deSignation
such as B210
precedes
the senal num
ber
The chaSSIS number IS also located
on
a
dashboard
plate
which IS VISIble
through
the wmdshleld
VEHICLE IDENTIFICATION PLATE
The vehICle Identification
plate
IS at
tached to the firewall ThiS
plate
gIVes
the vehicle model
engIne displacement

GENERAL INFORMATION AND
MAINTENANCE
3
VehICle IdentificatIon
plate
m cc SAE
horsepower
ratmg
wheel
base
engme
number and
chassIs num
ber
ENGINE
The
engme
number
IS
stamped
on the
nght
slde
top
edge
of the
cylmder
block
The
engme
senal number IS
preceded by
the
engme
model
code
EngIne
senal number
Routine Maintenance
AIR CLEANER
All
Datsuns covered m this
gUIde
are
eqUIpped
With
a
disposable paper
car
tndge
au cleaner element At
every
tune
up
or sooner If
the car IS
operated
m
a
dusty
area undo the
wmgnut
remove the
housmg top
and Withdraw the element
Check the element
Replace
the filter If It
IS
extremely duty
Loose
dust can some
times be removed
by stnkmg
the filter
If
the old filter
IS
du1y
replace
It

4 GENERAL INFORMATION AND MAINTENANCE
810 au filter
810 aIr filter
shoWing wmg
nuts
agamst
a hard
surface several tImes The
filter should be
replaced every
24 000
miles
Before
mstallmg
either the
ongl
nal or a
replacement
filter
wipe
out the
mSlde of the aIr
cleaner
housmg
with a
clean
rag
or
paper
towel Install the
paper
aIr cleaner filter
seat
the top
cover on the
bottom
housmg
and
tIghten
the
wmg
nut
POSITIVE CRANKCASE
VENTILATION VALVE
ThiS valve meters crankcase blow
by
gases
mto the mtake mamfold to be
burned With the normal aIr fuel mixture
The
PCV
valve should be
replaced every
24 000
miles Make
sure
that all
PCV
don
nectIons are
tIght
Check that the con
nectmg
hoses are clear and
not
clogged
Replace any
bnttle or
broken hoses
To
replace
the valve whICh IS located
m the mtake
mamfold
dIrectly
below the
carburetor
1
Squeeze
the hose
clamp
With
phers
and remove
the
hose
PCV
valve
arrow On the
late models there are so
many
hoses m the
way
the valve 1S hard
to
spot
Fresh air
Blow
by
gas
1
Seal rubber
2 0 1 level
gauge
3 Baffl
plate
4 0
1
cap
5 Flame
arrester
6 Throttle
chamber
7PC
V valve
a
Steel net
9 Baffle
plate
810 PCV valve
locabon others SffiUlar

GENERAL INFORMATION
AND
MAINTENANCE
5
2
USing
a wrench unscrew the PCV
valve
and remove the
valve
3
Disconnect
the
ventIlatIon hoses
and Hush WIth solvent
4 Install the new PCV valve and re
place
the hoses and
clamp
EVApORATIVE EMISSIONS
SYSTEM
Check the
evaporatIve
emiSSions
sys
tem
every
12 000 miles Check the fuel
and
vapor
hnes for
proper
connectIOn
and correct
routIng
as well as conditIon
Replace
damaged
or detenorated
parts
as
necessary
Remove and check the
opera
tIon of the check valve
In
the follOWing
manner
1
With
all hoses
disconnected from
the valve
apply
aIr pressure
to the fuel
tank
Side
of the valve
The aIr should
Fuel filler
cap
With
vacuum
rebef valve
Carbon
canister
How
through
the valve and
eXit
the
crank
case Side of the valve If the valve
does
not
operate
as outlined above
replace
It
2
Apply
aIr
pressure
to the crankcase
Side of the valve
AIr should not
pass
to
either of the other
two outlets
3 When aIr
pressure
IS
apphed
to the
carburetor Side of the
valve
the aIr
should
pass
through
to eXit out
the
fuel
tank and or the
crankcase Side of the
valve
BELTS
Tension
Checking Adjusting
and
Replacement
Push In on the dnve belt about
mid
way
between
the crankshaft
pulley
and
the alternator If the
belt deflects more
than
9116 III or less than
III It
S too
Fuel
check
valve
Evaporative
emissions schematIc

6 GENERAL INFORMATION AND MAINTENANCE
Evaporahve
emiSSiOns
canister
loose or too
tIght
If the belt IS
frayed
or
cracked
replace
It
Adjust
belt
tensIOn
as
follows
1 Loosen both
nuts
on the bracket
2 When
replacmg
the belt
pry
the al
ternator
toward the
engine
and
shp
the
belt
from
the
pulleys
3
Carefully pry
the alternator out With
a
bar such as a ratchet handle or broom
handle and then
tIghten
the alternator
bracket nuts
Checlnng
belt deflectIon
4 Recheck the
tensIOn
The alternator dnve belt also
operates
the
water
pump
It
might
be
good
msur
ance
to
carry
an
extra
belt
m
the trunk
NOTE
The
optional
aIr
condItIOning
dnve belt is
adjusted
In a S1mllar
fash
IOn
Loosen
the alternator bracket
nuts to
adjust
belt
ten
SIon
AIR CONDITIONING
This book contams no
repau
or
mamte
nance
procedures
for the au
condlbomng

GENERAL
INFORMATION AND MAINTENANCE
7
PositIVe
licahng
f lIer
CJp
With
rehef
valve
now
gUide
valve
The
vdlve opens
when the
pressure
IS over
0 4 lOch
lIg I
PosItive crankcase
ventIlation
vdlve
P
C
V
valve
TYPIcal 1973 74
evaporallve
control
system showmg
location of check
valve
system
It
IS
recommended that
any
such
repaIrS
be left to
the
experts whose
per
sonnel are well aware of the
hazards and
who have the
proper eqUIpment
CAUTION
The compressed refnger
ant
used
In
the aIr condlttOmng
system
expands
Into the
atmosphere
at a tem
perature of
21 70 F or
lower
ThIS
Will
freeze
any
surface
including
your
eyes
that
It contacts In addlttOn the
refngerant
decomposes
Into a
POI
sonous
gas
In
the
presence of flame
Do
not
open
or dIsconnect
any part of
the
air condlttOmng system
Sight
Glass Check
You
can
safely
make a
few
Simple
checks to determme If
your
aIr condltlon
mg system
needs service The
tests
work
best If the
temperature
IS
warm
about 700
F
1 Place
the automatic transmiSSIOn
In
Park or the
manual transmiSSIOn m
Neutral
Set the
parkmg
brake
2 Run the
engme
at a fast Idle about
1 500
rpm
either With the
help
of a
fnend or by temporanly
readjusting
the
Idle
speed
screw
3 Set the controls for
maximum cold
With the blower on
high
4 Locate the
sight glass
m one of the
system
lines
Usually
It IS on the left
alongSide
the top of the
radiator
5 If
you
see bubbles
the
system
must be
recharged
Very
likely
there IS
a
leak at some
pomt
6 If there are no bubbles
there IS ei
ther
no
refngerant
at all or the
system
IS
fully
charged
Feel
the two hoses
gomg

8 GENERAL INFORMATION
AND MAINTENANCE
The
sIght glas
located
10
the head of the re
celver dryer arrow
to
the belt dnven
compressor
If
they
are
both
at
the same
temperature
the
system
IS
empty
and
must
be
recharged
7 If one
hose
high pressure
IS
warm and the other
low pressure
IS
cold
the
system may
be
alnght
How
ever
you are
probably
makmg
these
tests
because
you
thmk there IS
somethmg
wrong
so
proceed
to
the
next
step
8 Have an assistant m the
car
turn
the fan
control on and off
to
operate
the
compressor
clutch
Watch the
Sight
glass
9 Ifbubbles
appear
when the clutch
IS
disengaged
and
disappear
when
It
IS
engaged
the
system
IS
properly
charged
10 If the
refngerant
takes
more than
45 seconds to bubble
when the clutch
IS
disengaged
the
system
IS
overcharged
ThiS
usually
causes
poor
coohng
at
low
speeds
CAUTION
If
It
IS detenmned that the
system
has
a leak
It
should be cor
rected as soon
as
pOSSible
Leaks
may
allow mOIsture to enter
and cause a
very expensIVe
rust
problem
NOTE
ExerCise the air
conditIOner
for
a
feu
minutes
every
two u
eeks or
so
dunng
the cold months ThiS aVOids
the
pOSSibilIty
of
the
compressor
seals
drying
out
from
lack
of
lubncatlOn
FLUID LEVEL CHECKS
Engine
Oil
The best tIme to check
the
engme
OlliS
before
operatIng
the
engme
or after It has
been
slttmg for
at least 10 mmutes
m
order to
gam
an
accurate
readmg
ThiS
will allow the 011 to
dram back
m
the
crankcase To check
the
engme
011 level
make sure that the vehICle
IS
restIng
on a
level surface remove
the 011
dipstick
wipe
It clean and remsert
the stIck
firmly
for an accurate
readmg
The 011
dipstick
has
two
marks to mdlcate
high
and low
011 level If the OlliS at or below the low
level
mark on the
dipstick
011 should be
added
as
necessary
The 011 level should
be mamtamed m
the
safety margin
nei
ther
gomg
above the
high
level
mark or
below the
low level mark
I
OIl
dipstick
mark1Og
Transmission
MANUAL
Check the level
of
the
lubncant m the
transmiSSIOn
every
3 000
miles
The lu
bncant level should be
mamtamed to the
bottom of the
filler hole Hold m on the

GENERAL INFORMATION
AND MAINTENANCE
9
filler
plug
when
unscrewing
It When
you
are sure that all
of
the
threads of the
plug
are
free of the transmiSSIOn case move
the
plug away
from the case
slightly
If
lubncant
begins
to flow
out
of
the trans
miSSIOn then
you
know
It
IS full
If
not
add
SAE90
gear
011
as necessary
It IS
rec
ommended
that
the transmiSSIOn
lubn
cant
be changed every
24 000 miles
AUTOMATIC
Check
the
level of
the automatic
trans
miSSIOn flUid
every
2 000
miles
There
IS
a
dipstick
at the
nght
rear of the
engine
under the hood It has
a scale on each
Side one
for COLD and the other for
HOT The transmiSSIOn IS considered
hot
after 15 miles of
highway dnvlng
0
Remove
the
automatic transmiSSIOn dipstIck
With
eng10e
wann and
Idl10g
10
Park
AutomatIc transmISSion
dipstick markmgs
Park the
car
on a level surface With the
engine runmng
If the transmiSSIOn IS not
hot
shift Into Dnve Low then Neutral
or
Park
Set the handbrake and block the
wheels
Remove the
dipstick
wipe
It
clean then
Add automatIc transmiSSion
flUid
through
the
dip
stIck tube
reinsert It
firmly
Remove
the
dipstick
and check the flUid level
on the
appropn
ate
scale The level should be at the
Full mark
If the level IS below
the
Full
mark
add
Type
A
or Dexron lP
type
automatic
transmiSSIOn flUid as necessary
With
the
engine runmng
through
the
dipstick
tube Do not overfill as thiS
may
cause
the transmiSSIOn to malfunction
and dam
age
Itself
Brake
and
Clutch
Master
Cylinder
Check
the
levels of brake flUid
In
the
brake and clutch
master
cylinder
reser
vous
every
3 000
miles
The flUid level
should be
maintained to a
level not
below
the bottom
line
on the
reservOIrS
and
not above the top
line
Any
sudden
decrease
In the
level
In either of
the
three reservOIrs
two for the brakes and
one for the
clutch indICates a probable
leak
In that
partICular
system
and
the
POS
Sibility
of a leak should be
checked out
Remove
the
cap to
add
hydraulIC
flUid

10 GENERAL
INFORMATION
AND
MAINTENANCE
Coolant
Check the coolant level
every
time
you
change
the Oil Check for
loose connec
tions
and
SignS
of detenoratlOn
of the
coolant hoses MaIntam
the coolant level
3 m below
the level of the filler
neck
when the
engIne
IS cold Add a mIXture of
70 to 50 water
and
30 to 50
ethyl
ene
glycol
antifreeze
as
necessary
Never
remove the radiator
cap
when the vehicle
IS hot or overheated Walt until It
has
cooled Place
a thick cloth over the radia
tor
cap
to shield
yourself
from the heat
and turn the
radiator
cap
slIghtly
until
the sound of
escapmg pressure
can be
heard Do not turn
any
more Allow the
pressure
to release
gradually
When no
more
pressure
can be heard
escapmg
then remove the
cap
With the
heavy
cloth
cautiously
Never
add cold water to
an
overheated
engme
while the
engme
IS
not
nmmng
Run
the
engme
until It
reaches normal
operatmg temperature
after
fillmg
the radiator to
make sure that
the thermostat has
opened
and all au IS
bled from the
system
Rear
Axle
Check the
rear axle lubncant
every
6 000
mIles
Remove
the filler
plug
m
the
axle
housmg
The lubncant should be
up
to the bottom
of the filler hole With the
vehicle
resting
on
a level surface Add
SAE90
gear
011 as
necessary
to
bring
the
lubncant
up
to
the
proper
level
Steering Gear
Check the level of the
lubncant m the
Check the rubber
gasket
on the
cap
when
checkmg
coolant level
steering
gear
every
12 000
miles If the
level IS low check for
leakage
An
Oily
film
IS
not
considered
a
leak
solId
grease
must be
present
Change
the lubncant
every
36 000
miles Use
steering gear
lu
bncant The
lubricant IS added and
checked
through
the filler
plug
hole In
the top of the
steenng gear
Battery
The
battery
IS located
m the
engIne
compartment
RoutInely
check the bat
tery
electrolyte
level and
speCific graVity
A
few
mmutes
occaSIOnally
spent
mom
tonng
battery
conditIon
IS worth
savmg
hours of
frustration when
your car won
t
start
due
to
a dead
battery Only
distIlled
water
should be used to
top up
the bat
tery
as
tap
water m
many
areas contams
hannful
mmerals
Two
tools which Will
faCIlItate
battery
mamtenance
are a
hy
drometer and a
squeeze
bulb filler
These are
cheap
and
Widely
available
at
automotive
parts
stores
hardware
stores
etc
The
speCific graVity
of the
electrolyte
should be between 1 27 and 1 20
Keep
the top
of the
battery
clean as a film
of
dut
can
sometImes
completely
discharge
a
battery
A
solutIon of
bakmg
soda and
water
may
be
used
to
clean the top sur
face but
be careful
to
flush thiS off With
clear water and that
none of the solutIon
enters the filler holes
Clean the
battery
posts
and
clamps
With a wire brush to
elImmate corrosion
depOSits Special
clamp
and termmal
cleamng
brushes are
aVailable for
just
thiS
purpose Lightly
coat the
posts
and
clamps
With
petroleum
Keep
battery
lop
and
posts
clean

GENERAL INFORMATION
AND MAINTENANCE
11
Capacities
TRANSMISSION
1
ENGINE
Auto
CRANKCASE
mafIC
W
h
Cotal Dnv
c
CoollJlg
Wdh ut
PO
A de
T nk
S
em
M
Fdt Fdtu
4
S 5
Spd
I
pt gall
qU
1973 52
44
44 114 175 119
72
510
1973 34 27 25 118 18
93 57
1200
1973 SO 45
425 118
I
75
2
75 138 90
610
wagon
1974
425
375 2S 118
18
115
55
B210
1974
45 40 425 118 1 75 22 145 135
725
610
wagon wagon
1974 45 40 35 118
275 1325
11 8725
710
wagon
1975 42 37 37 1200
20 115
57
8210
1975
45
40
425
118
I
75
2
75 1451137 725
610
wagon wagon
1975 45 40
425
118
275
132
118
725
710
wagon
1976
78
38 34 27S
36 118 18 115
625
B210
1976 45
40 425 118 I
75
22
145 1375 725
610
wagon wagon
1976 77 45 40
425 118 275
1325
11 8725
710
wagon
1977 78 60
525 36
118 2 75
2 2
159 145 II
810
wagon wagon
1977 78
36
32 49
49
106
7
FIO
1977 78 45 40
36 118
275 159 79
200SX
1978
45 40 36 36
118 275 132
94
510
jelly
or chaSSIS
grease
after
c1eanmg
them
TIRES
Check the
au
pressure m
your
tIres
every
few weeks
Make sure
that the tIres
are
cool
as
you
wIll
get
a false
readIng
when the tIres
are heated
because au
pressure
Increases
With
temperature
A
decal
tells
you
the
proper
tIre
pressure
for
the standard
eqUIpment
tIres Natu
Frequently
check
your
lIre
pressure
With
a
reliable
rally
when
you
replace
tIres
you will
gauge

12
GENERAL INFORMATION
AND MAINTENANCE
want to
get
the correct tIre
pressures
for
the new ones from the
dealer or manufac
turer It
pays
to
buy
a
tIre
pressure gauge
to
keep
m
the
car smce those at
service
statIons are
usually
maccurate
or
broken
While
you
are
checkmg
the
tIre
pres
sure take a looK
at
the tread
The
tread
should be
weanng evenly
across the
tIre
ExceSSive wear m the
center of the tread
mdICates
overmHatIon ExceSSive wear
on the
outer
edges
mdICates
undennHa
tIon An
Irregular
wear
pattern
IS usually
a
Sign
of mcorrect front wheel
ahgnment
or
wheel balance A front
end that IS out
of
ahgnment
Will usually
pull
the
car
to
one Side of a Hat road
when the
steermg
wheel
IS
released
Incorrect wheel
bal
ance Will
produce
VibratIon m the
steer
mg
wheel
while unbalanced rear
wheels
Will result
m Hoor or trunk Vibration
RotatIng
the
tIres
every
6 000 miles or
so
wIll
result m
mcreased tread hfe
Use
the
correct
pattern for
your
tIre
sWltch
mg
Most
automotIve
experts agree
that
radial
tIres are better all
around
per
fonners
givmg
longer
wear
and
better
handhng
An added
benefit whICh
you
should consider when
purchasmg
tIres IS
that radials have less
rolhng
resistance
and can
give
up
to
a
10 mcrease m
fuel
economy
over a bias
ply
tIre
n
y
lXflxl
iI ill
IOII IOII
TlI e rotation
patterns
TIres of different constructIon
should
never
be mixed
Always
replace
tIres
m
sets
of four
or five when
sWltchmg
tIre
types
and never substItute a
belted tIre
for a
bias
ply
a radial for a belted
tIre
etc An
occasional
pressure
check and
pe
nodIC rotatIon could make
your
tIres last
much longer
than a
neglected
set and
mamtaIn
the
safety margm
whICh
was
deSigned
mto them
FUEL
FILTER
The fuel filter on all
models
IS
a
dlspos
able
plastIc
umt It s located on the nght
mner fender The
filter should be re
placed
at
least every
24
000
miles
A
duty
filter Will starve the
engine
and cause
poor
runnmg
Fuel filter
arrow
ThiS IS
a
1978
510 others are
sImilar
Push the old filter out of the
clamp
Replacement
1 Locate fuel filter on
nght
slde of the
engme
comparbnent
2
Disconnect
the
mlet and outlet
hoses
from the fuel filter
Make
certam
that the mlet
hose bottom
doesn t fall

GENERAL INFORMATION
AND MAINTENANCE
13
I
Be sure to
reattach the hoses correctly
below the fuel
tank level or the
gasoline
will drain out
3
Pry
the
fuel filter from
Its
chp
and
replace
the
assembly
4
Replace
the Inlet
and
outlet hnes
secure the
hose
clamps
to
prevent
leaks
5 Start
the
engine
and check for
leaks
Lubrication
OIL AND FUEL
RECOMMENDATIONS
Your Datsun IS
deSigned
to
operate
on
regular
low
lead
or lead
free fuel The oc
tane
ratings
are lIsted on the
Inside ofthe
fuel filler door but these
need
only
be
checked when travehng
outSide of the
Umted
States Should
you
find the
regu
lar
gasoline
available
say
In MeXICO
to
be of too Iowan
octane mix
enough
Pre
mIUm
to
raise
the octane level
No
bene
fit Will be
derived from
runmng
a
higher
octane
gasoline
than that
recommended
011
must be selected With
regard
to the
anticipated
temperatures
dunng
the
penod
before the
next
Oil change
USing
the chart
select the Oil
VISCOSity
for the
lowest
expected temperature
and
you
Will be assured
of
easy
cold
starting
and
suffiCient
engine
protectIOn
The Oil
you
pour
Into
your
Datsun
engine
should
have
the
deSignatIOn
SE marked on
the
top
of ItS container
Under
the
claSSifica
tion
system adopted by
the American Pe
troleum
Institute API
In
May
1970
SE IS the
highest deSignation
for
pas
senger
car use The S stands for pas
senger
car and the second letter
denotes
a more
peclfic
apphcatlon
SA Oil for
Instance contains
no additIves and IS
SUitable
only
for
very hght duty usage
011
deSignated
MS
motor
severe
may
also be used Since
thiS
was the highest
claSSification under the
old API
rating
system
Oil
Viscosity
Selection Chart
Alltl Klted 1
ulJcraturc
Range
Ai VISC l
ltJ
MultI
grade
Above 320 F lOW 40
lOW
50
20W 40
20W
50
10W 30
May
be used as low
as 100
F
IOW 30
lOW 40
Con
tently
helow
100
F
5W 20
5W 30
Smgle
grade
Above 320 F 30
Temperature
hetween
320 F and 100 F
lOW
OIL CHANGES
The
mileage figures given
In
your
owner s manual are
the Datsun recom
mended Intervals
for 011 and filter
changes assuming average
dnvlng
If
your
Datsun
IS
being
used under
dusty
polluted
or off
road conditions
change
the Oil
and filter sooner than speCified
The same
thing goes for
cars
driven
In
stop
and
go
traffic or
only
for short diS
tances
Always
drain the Oil after
the
engine
has been
runmng
long
enough
to
bnng
It
to
operating temperature
Hot Oil Will
flow
easier and more contaminants
Will
be
removed
along
With
the Oil than If
It
were drained cold
You
Will
need a
large
capacity
drain
pan
whICh
you
can
pur

14
GENERAL
INFORMATION
AND MAINTENANCE
chase
at
any
store whICh sells
automotIve
parts
Another
necessity
IS
contamers for
the used 011 You Will find
that
plastic
bot
tles such as those
used for bleach or fab
nc softener
make excellent
storage jugs
Pne
ecologically
desuable soluhOl
L
to
the used 011
disposal
problem
IS
to
find a
cooperatIve gas
station
owner
who wIll
allow
you
to
dump your
used
011 mto hiS
tank Another IS
to
keep
the 011 for use
around the house as
a
preseIVatlve
on
fences railroad tie borders
etc
Datsun recommends
changmg
both the
011
and filter
dunng
the first 011
change
and the filter
every
other 011
change
thereafter
For
the small pnce
of an 011
filter It S
cheap
msurance to
replace
the
filter at
every
011
change
One
of the
larger
filter manufacturers
pomts
out m
ItS advertisements that
not
changing
the
filter leaves one
quart
of
duty
011 m
the
engine
ThiS claim IS
true and should be
kept
m mmd when
changing
your
011
Changing
Your
Engine
Oil
1 Run
the
engine
until It reaches
normal
operating temperature
2
Jack up
the front of the car and
sup
port
It on
safety
stands
3 Shde a draIn
pan
of
at
least
6
quarts
capacity
under the 011
pan
4
Loosen
the dram
plug
Turn the
plug
out
by
hand
By
keepIng
an Inward
The 01 filter on L senes
engmes
IS eastly
located on
the
nght
hand SIde of the block
pressure
on
the
plug
as
you
unscrew
It
011 won t escape
past
the threads and
you
can remove
It Without
beIng
burned
by
hot 011
5 Allow the 011
to
dram
completely
and then
mstall the dram
plug
Don
t
D
e
r
i
1
Jf
I
n
I
1Io l
y
I
A
strap
wrench w lI make 011 filler removal easIer
overtighten
the
plug
or
you
ll
be
buymg
a new
pan
or a tnck
replacement
plug
for
buggered
threads
6
USing
a
strap
wrench remove the
011 filter
Keep
m mmd
that
It S
holdmg
about one
quart
of
duty
hot 011
NOTE
You
can remove the oil
filter
on
510 610 and 710 models
from
above
7
Empty
the old filter
mto the dram
pan
and
dispose
of the filter
8
Usmg
a clean
rag
wipe
off the
filter
adapter
on
the
engme
block
Be
sure that the
rag
doesn t leave
any
hnt
which could
clog
an 011
passage
9
Coat the rubber
gasket
on the
filter
With fresh
011
Spm
it onto
the
engine
by
hand
when the
gasket
touches the
adapter
surface
give
It another Ih
o
4
turn
No more or
you
ll
squash
the
gasket
and
It Will leak
10 Refill the
engme
WIth the
correct
amount of fresh 011
See the
CapacItIes
chart
L
ghtly
ot the rubber
gasket
on the
filler before m
stal atwn
11 Crank the
engme
over several
tImes and then
start It If the 011
pressure
Uu ot
hght
doesn
t
go
out or the
pres