check oil DATSUN PICK-UP 1977 User Guide

DATSUN PICK-UP 1977 User Guide PICK-UP 1977 DATSUN DATSUN https://www.carmanualsonline.info/img/56/56909/w960_56909-0.png DATSUN PICK-UP 1977 User Guide

Page 41 of 537

DATSUN PICK-UP 1977 User Guide 
Condition

IMPROPER 
ENGINE

IDLING

Fuel

system 
out 
of

order

Low

compression

Others

High 
engine 
idle

speed 
Engine 
Tune

up

Probable 
cause

Clogged 
or

damaged 
carburetor

jets

Inco

Page 42 of 537

DATSUN PICK-UP 1977 User Guide 
Condition

ENGINE 
POWER 
NOT

UP 
TO 
NORMAL

Low 
compression

Ignition 
system 
out 
of

order

Fuel

system 
out

of

order

Air 
intake

system 
out

of 
order

Emission 
control

Overheating

O

Page 43 of 537

DATSUN PICK-UP 1977 User Guide 
Condition

NOISY

ENGINE

Car

knocking

Mechanical

knocking

Crankshaft

bearing

Imocking

Connecting 
rod

bearing 
knocking

Piston 
and

cylinder

noise

Piston

pin 
noise

Water

pump 
noise

Page 44 of 537

DATSUN PICK-UP 1977 User Guide 
Condition

ABNORMAL

COMBUSTION

backfue 
afterflre

run 
on 
etc

Improper

ignition 
timing

Fuel

system 
out 
of

order

Faulty 
cylinder 
head 
etc

Others

EXCESSIVE 
OIL

CONSUMPTION

Oilloak

Page 45 of 537

DATSUN PICK-UP 1977 User Guide 
Condition

POOR 
FUEL 
ECONOMY

Se 
the

xplanation

of 
the 
pow 
r

dec

Oth 
n

PROBLEM 
IN

OTHER

FUNCTIONS

D 
cr 
d

oil

p 
ssure

Excessive 
wear 
on 
the

sliding

parts

Scuffing 
of

slid

Page 49 of 537

DATSUN PICK-UP 1977 User Guide 
r

I

I

PRELIMINARY 
CLEANING 
AND

INSPECTION

DISASSEMBL 
Y

PRELIMINARY

CLEANING 
AND

INSt

ECTION

Before

disassembling

engine 
note

the

following

I 
Fuel

oil 
or 
water

may 
leak

past

Page 50 of 537

DATSUN PICK-UP 1977 User Guide 
EM410

Fig 
EM 
II

Engine 
on

engine 
land

Remove

oil 
level

gauge

6 
Remove

carburetor 
from 
intake

manifold

1 
Disconnect 
cylinder 
block 
to

P
C 
V 
valve 
hose 
at 
P 
C 
V

valve

2

Page 53 of 537

DATSUN PICK-UP 1977 User Guide 
r

Engine 
Mechanical

INSPECTION 
AND 
REPAIR

PREPARATION 
FOR 
INSPECTION

CYLINDER 
HEAD 
AND 
VALVE

CHECKING 
CYLINDER 
HEAD 
MATING

FACE

VALVE 
ASSEMBLY

VALVE 
SPRING

ROCKER 
ARM 
AND 
VAL

Page 57 of 537

DATSUN PICK-UP 1977 User Guide 
Intake 
Engine 
Mechanical

I

600

38 
1

496I 
dia

W 
39 
6 
I 
559Ildia

1 
8 
1

6457 
dia

45 
1
71l1

Unit 
mm 
in

Exhaust 
30

30 
1
l811 
di

I 
32

6 
2835 
dia

34 
6 
1 
3622 
dia

137

Page 60 of 537

DATSUN PICK-UP 1977 User Guide 
Engine 
Mechanical

Notes

a

When

measuring 
clearance

slowly

pull 
feeier

gaUge 
siraight 
upward

b 
It 
Is

reConUnended 
that

piston 
and

cylinder 
be 
hel

ted 
to 
200C 
680F 
PISTONS

P
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