1979 DATSUN 210 belt

DATSUN
210
Model
8310
Series

SECTIONET

ET

ENGINE
TUNE
UP

CONTENTS

EMISSION
CONTROL
DEVICES

BASIC
MECHANICAL
SYSTEM

ADJUSTING
INTAKE
AND
EXHAUST

VALVE
CLEARANCE

CHECKING
AND
ADJUSTING
DRIVE

BELTS

CHANGING
ENGINE
OIL

REPLACING
01
L
FI
L
TER

CHANGING
ENGINE
COOLANT

CHECKING
COOLING
SYSTEM
HOSES

AND

CONNECTIONS

CHECKING
ENGINE
COMPRESSION

IGNITION
AND
FUEL

SYSTEM

CHECKING
BATTERY

CHECKING
AND
ADJUSTING

IGNITION
TIMING

CHECKING
IGNITION
WIRING

CHECKING
AND
REPLACING
SPARK

PLUGS

CHECKING
AND
ADJUSTING
CARBURETOR

IDLE
RPM
AND
MIXTURE
RATIO

CHECKING
CHOKE
MECHANISM

Choke

plate
and

linkage

CHECKING
FUEL
SHUT
OFF
SYSTEM

FU
models
ET
2

ET
3

ET
3

ET
3

ET
3

ET
3

ET
4

ET
4

ET
4

ET
5

ET
5

ET
5

ET
6

ET
6

ET
7

ET
9

ET
9
REPLACING
FUEL
FILTER
ET
10

CHECKING
FUEL
LINES

Hoses

piping
connections
etc
ET
10

REPLACING
AIR
CLEANER

FILTER
ETlO

CHECKING
AUTOMATIC
TEMPERATURE

CONTROL
AIR
CLEANER
ET
10

EMISSION
CONTROL

SYSTEM
ET
11

CHECKING
VACUUM
FITTING
HOSES

AND
CONNECTIONS
ET
11

REPLACING
AIR
PUMP
AIR
CLEANER
FILTER

Except
FU
models
and
Canada
models
E

1122i

REPLACING
AIR
INDUCTION
VALVE
FILTER

FU
models
and
Canada
models

E
tlil1r2
C

REPLACING
PCV
VALVE
AND
FILTER

ETf

CHECKING
VENTI
LATION
HOSES

E1P12

CHECKING
VAPOR
LINES

Eli
J2

CHECKING
FUEL
TANK
VACUUM
RELIEF
I

f
III

VALVE

ET
13

REPLACING
CARBON
CANISTER
W

FILTER
ET
d

SERVICE
DATA
AND

SPECIFICATIONS
ET
14

TROUBLE
DIAGNOSES
AND

CORRECTIONS
ET
16

SPECIAL
SERVICE
TOOL
ET
23

Engine
Tune

up

BASIC
MECHANICAL
SYSTEM

ADJUSTING
INTAKE

AND
EXHAUST

VAL
fE
CLEARANCE

Note
After

tightening
cYlinder
head

bolts

adjust
intake
and
exhaust

valve

clearances

Valve
clearance
ai
ljustment
cannot

be

made
while
the

engine
is
in

opera

tion

To

adjust
proceed
as
follows

I
Start

engine
and

warm
it

up
uritil

water

temperature
indicator

points
to

the
middle
of

gauge
Then

stop
engine

2
Rotate

crankshaft
to

bring
No
I

cylinder
in

top
dead
center
on
its

compression
stroke

3
Remove

valve
rocker

cover

Adjust
valve
clearance
at

following

four

points
while

engine
is
still
hot

CD
Exhaust
valve

of
No
I

cylinder

@
Intake
valve
of
No
I

cylinder

@
Intake
valve
of
No
2

cylinder

@
Exhaust

valve
of
No
3

cylinder

Note

Numbers
in

circle

agree
with

those
in

accompanying
sketch

tiri

Fig
ET
1

Adjusting
Value
Clearanu

4

Again
rotate
crankshaft
one
turn

so
that

No
4

piston
is
in

top
dead

center
on
its

ompression
stroke
Ad

just
following
valve

s

CID
Exhaust

valve
of
No
2

cylinder

@
Intake
valve
of
No
3

cylinder

j
Intake
valve
of
No
4

cylinder

@
Exhaust
valve
of
No
4

cylinder

Adjustment
should
be
made
while

engine
is
hot
After
all
valves
have
been

adjusted
correctly
tighten
lock

nut

firmly
to
secure
ihe

adjustment

Valve
clearance

Hot

Intake

0
35

mm
0
014

inl

Exhaust
0
35
mm

0
014

in

tJl
Tightening
torque

Valve

rocker

adjusting
nut

1
6

to
2
2

kltm

12

to
16
ft
lb

Alternator

Crankshaft

pulley

Unit
mm

in

Idler

pulley

Fig
ET
2

CHANGING
ENGINE

OIL

1

Check
if
oil
is
diluted
with
water

or

gasoline
Drain
and
refill
oil
if

necessary

Note

a
A

milky
oil
iiulicates
the

presence

of

cooling
water
Isolate
the
cause

and
take
corrective
measure

b
An
oil

with

extremely
low

viscosity

indicates
dilution
with

gasoline

2
Check

oil
level
If
below
the

specified
level
raise
it

up
to
the
H

level

3

Change
engine
oil
in

accordance

with
the
maintenance

schedule

Engine
oil

capacity

A14

With
oil
filter

3
7
liters

3
U
US

qt
3
Yo

Imp
qtl

ET3
CHECKING
AND

ADJUSTING
DRIVE

BELTS

I

Check
for

cracks
or

damage
Re

place
if

necessary

2

Normal
drive

belt
deflection
is

showndI
figure
below
when

moderate

thumb

pressure
is

applied
midway

between

pulleys

Thumb

pressure
10

kg
221bl

Idler

pulley

Compressor
p1
111ey

AC710

Checking
Drive
Belts

for
Deflection

Without
oil
filter

3
2
liters

3

USqt
2

U

ImP
ltl

A15

With
oil
filter

3
3
liters

3
US

qt
2
U

Imp
qd

Without
oil
filter

2
8
liters

3
us

qt
2

Imp
qd

REPLACING
OIL

FILTER

The
oil
filter
is
a

cartridge
type
and

can
be

removed

using
Oil
Filter

Wrench
STl9320000

I
Check
for

oil
leaks

past
gasketed

Oange
If

leakage
is

found
retighten

just
enough
to

stop
leakage
If
reo

tightening
is

no

longer
effective
re

Engine
T

une

up

SERVICE
DATA
AND

SPECIFICATIONS

INSpECTION
AND

ADJUSTMENT

Basic
mechanical
s
stem

Valve

clearance

Hot
Intake

Exhaust

Drive
belt
deflection

Fan

Air

pump

Air

COo9itioner
compressor

Applied
thumb

pressure

Engine
oil

capacity

AI4

engine

wmi

oil
filter

Without
oil

filter

A
15

engine

With
oil

fIlter

Without
oil
filter

Radiator

cap
relief

pressure

Cooling
system
leakage
testing
pressure

Water

capacity

Without
heater

With
heater

Compression
pressure
at
350

rpm

Standard

Minimum

Battery

specific
gravity
at
200C

680F

Frigid
climates

Other
climates
mm
in

mm
in
0
35
0
014

0
5

O

QI
i

mm
in

mm
in

mm
in

kg
lb

liters
US

qt
lmp

qt
8

to
12

0
31
to

0
47

8

to
12
0
31
to

0
47

8
to
12
0
31

to
0
47

10
22

37
3Ji
3
Y

IT
3
2Ji

kgfcm2
psi

kg
cm2

psi
33
3

Ji
2
Ji

2

8
3
2
f

0
9

13

1
6

23

liters
US

qt
lmp
qt
5
2
5
f
4

MfT

5

0
5Y
4

AfT

5

9

6Y
5

MfT

57

6
5

AfT
liters
US

qt
lmp

qt

kgfcm2

psi

kgfcm2

psi
13
5

192

12
5

178

1

28

1
26

ET11

Engine
Tune

up

TROUBLE
DIAGNOSES
AND

CORRECTIONS

Condition
Probable

cause

CANNOT
CRANK

ENGINE
OR

SLOW

CRANKING
Improper
grade
oil

Discharged
battery

Faulty
battery

Loose
fan
belt

Malfunction
in

charge
system

Wiring
connection

loose
in

starting
circuit

F

ul1Y
ignition
switch

Faulty
starter
motor

Trouble
shooting

procedure
on

starting
circuit

Switch

on
the

starting
motor
with

light
ON

WheJlIJght
gOO
off
or

Ii
J1S
considerably

a
Check

battery

b
Check

connection
and
cable

c
Check
starter
motor

When

light
stays
bright
Corrective
action

Replace
with

proper
grade
oil

Charge
battery

Replace

Adjust

Inspect

Correct

Repair
or
replace

Repair
or

replace

a
Check

wlflng
connection

between

battery
and
starter

motor

b
Check

ignition
switch

c
Check
starter

motor

ENGINE
WILL
CRANK

NOR
LLY

BUT

WILL
NOT
START

In
this
case
the

following
trouble

causes

may
exist
but
in

many
cases

ignition
system
or
fuel

system
is
in

trouble

19
ition

syst
m
in
trouble

FII
1

system
in
trowb

Val
mechanism

do
not

work

properly

Low

compression

Trouble
shooting

procedure

Check

spark
plug
firstly
by
following
procedure

Disconnect

high
tension
cable
from

one

spark
plug
and
hold
it

about

10
mm

0
39
in
from
the

engine
metal

part
and
crank

the

engine

Good

spark
occurs

a
Check

spark
plug

b

Checkignition

timing

c
Check
fuel

system

d
Check

cylinder

compression

Check

the
current
now
in

primary
circuit

Very

high
current

Inspect
primary
circuit
for
short

Check
breaker

point
operation

except
tran

sistor

ignition

system
No

spark
occurs

ET
l
6

Condition

ENGINE
POWER
NOT

UP

TO
NORMAL

Low

compmsion

Ignition
system
out
of

order

Fuel

system
out
of

order

Air
intake

system
out

of

order

Emission
control

Overheating

J

f
H
r

Overcooling
Engine
liune
up

Probable
cause

Malfunction
of
throttle
valve
switch
and

linkage
FU

models

Incorrect

ignition
timing

Damaged

spark
plugs

Wom
distributor

points

Malfunction
of

T
C
S

cMalfunction
of
S
D
V

Milfunction
of
choke

system

Clogged
fuel

pipe
or

floating
valve

Dirty
or

clogged
fuel
filter

Fuel

pump
will
not
work

properly

Clogged
carb

retor

jets

Clogged
air
cleaner

Air

aling
from
manifold

g
sket
r

carburetor

gasket

Malfunction
of
E

G
R
valve

Stick
E

F
E
valve
shaft

Insufficient
coolant

Loose
fan
bel

Wom
or
oiled
fan
belt

Inoperative
therinostat

Wom
ater

pu
p

Clogged
or
leaky
radiator

Wom
radiator
filler

ca

Air
in

cooling
ystein

Improper
engine
oil

grade

Incorrect

ignition
timing

Clogged
carburetor

lean
miiture

Inoperative
thermostat

1

ET
19
Corrective
action

Check
throttle
valve
switch
and

linkage

Adjusi
i
r

replace
if

necessary

Previously
m
entioned

Adjust

Clean

adjust
or

replace
plugs

Dress
or

replace
points
Also
check

condenser

Check
and

correct

Check
and

replace

Adjust

Clean

Replace

Repair
or

replace

t
J
Disassemble
and
clean

Replace
element

Replace

gasket

Check
and

replace

Repair

Replenish

Adjust
fan
belt

Replace

Replace

Repl
ce

Flush

repair
or

replace

ReplaCe

Retightin
e
ch

part
of

cooling
system

Replace
with

proper
grade
oil

Adjust

Overhaui
carburetor

Replace

PRELIMINARY

CLEANING
AND

INSPECTION

Before

disassembling
engine
ob

serve
the
following
items

I

Prior
to

disassembling
check

outer

parts
for

sign
of
leak

past
their

gasketed
surfaces

2
Check
carburetor
and
fuel

pump

for
condition
fuel
hoses
for
deteriora

t
ion

cracks
or
otherwise

leakage
of

fuel

past
their

jointed
or

connected

surfaces

3

Wipe
dust
and
mud
off

engine

4

Inspect
outer

parts
for
visual

faults
and
broken
or

missing

parts
such

as
bolts
and

nuts

5
Check

piping
and
electrical
cir

cuits

for
deterioration
breakage

fittings
discontinuity
or
insulation

DISASSEMBLY

To

remove

engine
from
car
refer
to

Section
ER

for
Removal

1
Remove

starting
motor
then
re

move
transmission
from

engine

2
Remove
clutch
assembly

3
Remove

alternator
fan
belt
alter

nator
bracket
and
alternator
adjusting

bar

4
Remove

idler
pulley
air

pump

belt
and
idier

pulley
bracket

If
so

equipped

Note
Loosen
idler

pulley
nut
and

belt

adjusting
bolt
in
that
order

@

1

Idler

pulley
nut

2
Belt

adjusting
bolt

3
Air

pump
belt

4
Idler

pulley
bracket
EM527

Fig
EM
2

Removing
Idle

Pulley

Air

Pump
Belt
and
Idle

Pulley
Bracket
Engine
Mechanical

ENGINE
DISASSEMBLY

5

Remove
air

pump
pulley
air

pump
and
air

pump
bracket
If

so

equipped

6
Remove
fan
fan

spacer
and

pul

ley

7
Remove

oil
level

gauge

8
Remove

distributor

cap
and

high

tension

cables
as
an

assembly

9
Disconnect
distributor
vacuum

line
from
distributor
and
remove
dis

tributor

10
Disconnect

fuel
line
from

carbu

retor

II
Remove
fuel

pump
and
fuel
line

12
Remove
water
outlet
and

thermostat

13
Remove

engine
mounting
brack

et
R
H

14
Remove

oil

pump
and
filter
as

sembly

EL043

Fig
EM

3

Removing
Oil

Pump

15

Remove

spark
plugs

16

Install

Engine
Attachment

KVlOI02500
to

cylinder
block

using

engine

f1
ounling
bracket

R
H
attach

ing
studs
fuel

pump
attaching
studs

and
alternator

bracket

attaching
bolt

holes

17
Mount

engine
on

Engine
Stand

ST050I
SOOO

Fig
EM
4

EM
3
18
Remove

engine
mounting
brack

et

L
H

19
Disconnect

air
vacuum
and

blow

by
hoses
from
air

cleaner

20
Remove
air
cleaner
and
air

cleaner
brackets

21

Remove
vacuum
control
valve

assembly
and
bracket

as
a
unit

22
Remove
carburetor
and
baffle

plate

23

Remove
E
G
R
control
valve

24

Remove
intake
and
exhaust

manifold
assemblies

EM528

Fig
EM
5

Removing
Manifold

25
Remove
P
C
V

hose

pipe
con

nector
to
control
valve

26
Remove

rocker
cover

27
Loosen
valve
rocker

adjusting

nut
and
turn

adjusting
screws
out
to

disengage
push
rods
Then

evenly

loosen
rocker
shaft
bolts

28
Remove
rocker
shaft

assembly

EM453

Fig
EM
6
Removing
Rocker

Shaft

Assembly

29
Withdraw

push
rods
and

keep

them
in

correct
order
1

30
Loosen

cylinder
head
bolts

a

little
at
a
time

in
the

sequence
shown

in

Fig
EM
and
remove

cylinder

head

and
fan
belt

Be

sure
that
belt
deflection
is
held

within

specified
range
when
moderate

force
is

applied
midway
between

pul

leys

Belt
deflection

8t012mm

0

31
to
0
47
in

Force

10

kg
22Ib

Deflection
Fan

pulley

f

Crank

pulley
Alternator

pulley

EM768

Fig
EM
81
Fan
Belt
Temion

52
Install
air

pump
bracket
air

pump
and
air

pump
pulley
If

so

equipped
Engine
Mechanical

53
Install
idler

pulley
bracket
air

pump
belt
and

idler

pulley
If

so

equipped
See

Fig
EM
2

Be
sure
deflection
of
air

pump
belt

is

same
as
that
of
fan
belt

Belt
deflection

8
to
12
mm

0
31
to
0
47
in

Force

10

kg
22Ib

Deflection

10

kg
22Ib

Fig
EM
82
Air

Pump
Belt
Tension

EM
17
54

Install
clutch
and
cover
assem

bly
using
Clutch

Aligning
Bar

STI0610000

For

details
refer
to
Installation
in

CL
Section

Fig
EM
83

Installing
Clutch

Assembly

DESCRIPTION

The

cooling
system
is
of
the

con

ventional

pressure
type
A

centrifugal

1P

a

COOLANT
LEVEL

Pour
coolant
into
the

radiator

up
to

the

cap
and
also
into
the
reservoir

up

to
the
MAX
level

CAUTION

To
avoid
serious

personal
injury
never

remove

radiator

cap
quickly
when

engine
is

hot
Sudden
release
of

cool

ing
system
pressure
is

very
dangerous

If

it
is

necessary
to
remove
radiator

cap
when
radiator
is
hot
turn

cap

slowly
counterclockwise
to
the
first

step
After
all

pressure
in
the
cool

ing

system
is
released
turn

cap
passing

the

stop
and
remove
it

DRAINING
AND

FLUSHING

THE
COOLING

SYSTEM

To
drain

the

cooling
system
re

move
radiator

cap
release
drain
cock
C09ling
System

COOLING
SYSTEM

pump
installed
on
the

timing
chain

cover
serves
to
circulate
the

coolant

The

pressure
t
pe
radiator
filler

cap

at
the
bottom
of
radiator
and
drain

plug
on
the
left

side
of

cylinder
block

If
the
heater

system
is

instaDed
set

heater

control
valve
to

open
position

Mter

the
coolant
is

drained

complete

ly
close
drain
cock
and

plug
and
refdl

the

system
with
clean
soft
water

WATER

PUMP

The
water

pump
is
of
a

centrifugal

type
which
is
mounted
on

the

engine

front
cover

TJ
te
pump
shaft

is

sup

ported
by
a
double
row
of
baD

bear

ings
press
fit
in

an
aluminum
die
cast

pump
body
The

bearings
are

per

manently
lubricated
and
sealed
to

pre

vent
loss
of
lubricant
and

entry
of
dirt

CO
2
installed

on
the
radiator

operates
the

cooling
system
at

higher
than
atmos

pheric
pressure

To
heater

From
heater

C0126

Fig
COol

Cooling
System

C0042

Fig
CO
2
Water

Pump
and

Timing
Chain
Couer

REMOVAL

1
Drain

coolant
into

a
clean
con

tainer

2
Loosen

bolts

retaining
fan
shroud

to

radiator
and
remove
shroud

3

I
Loosen
belt
then
remove
fan

blade
fan

spacer
and

pulley
from
hub