JAC J2 - Page 135

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Maintenance Manual for J2 Sedan
Mechanical Part of Engine
134
2)
Dismantlement
and
Installation
①
 Dismantlement
a.
Disconnect
the
PCV
valve
hose
from
cylinder
cover.
b.
Remove the PCV valve from cylinder
cover.
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3)
Check
after
Dismantlement
①
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PCV val
ve: Hissing ma
y be produc
ed during
normal working of valve with air flows
through. When finger touches the valve at the
entrance, you can immediately feel a strong
vacuum pressure.
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②

V
ent
hose
of
PCV
valve

a. Check
the
hose
and
joint
for
leakage.
b.
Disconnect all hoses
and clean
with compressed air
. If the blockage in
hose can
not be
cleared,
replace.
Fig. 1.5.006
Fig. 1.5.007
Fig. 1.5.008
P.C.V valve
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