Datsun B210 User Manual

Emission Control
Systems
Due
to
the
complex
nature of the
many
and vaned umts used
to
control
au
pollutIon
and
to contnbute
to
good
dnveablllty
we w1l1 confme our cover
age
10
t1us
chapter
to
only
the
very
sImple systems
on whIch
you
can
per
form routme mamtenance
POSITIVE CRANKCASE
VENTILATION
PCV
VALVE
The PCV
valve IS
located
10
the
10
take mamfold beneath the carburetor
It
IS connected
by
a hose
to
the
crank
case
Do
not
attempt
to
clean
the PCV
valve It
must be
replaced
at
the mter
vals recommended
10
the mamtenance
0
CJ
FRESH AIR
BLOW BY
GAS
charts
10 the front of thIS book How
ever
you
can check It to
be
sure It IS
operatmg
properly
as
follows
I Locate
the PCV valve and remove
It
FIg
55
2 Turn the valve
upSIde
down
You
should hear
a
chck If It IS
operatmg
properly
If
you
do not
hear a
chck the valve IS
clogged
and
should be
replaced
NOTE At thIS tIme
you
should
also
check and clean
the
system
hose
FIg
55
3
If
the valve moves
freely
chcks
remstalllt
4
Start the
engme
and
place your
finger
near the valve Feel for
any
vacuum
If
you
can feel
no vac
uum thIS mdlcates
the
valve
IS
de
fectIve
and
should be
replaced
PCV VALVE
Fig
55 PCV
system
60

Datsun B210 Specifications

General

Brand	Datsun
Model	B210
Category	Automobile
Language	English