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ENGINE MECHANICAL
.
"
INSPECTION OF TOYOTA - VARIABLE
INDUCTION SYSTEM (T·VIS)
1.
2.
..
...
CV1inder Held /4A Gel
INSPECT INTAKE. EXHAUST MANIFOLDS AND AIR
CONTROL VALVE
•.
Using.
preelsion
straight edge al'ld
the .urface cont.cling
11.1",
lor w.rpe.g
M.Kimum
w.r�".:
Air control
Inttk. m.nllold
E"h.u.t m.nifold
11.1 ... .
If wII'p.eg'
i. grelller
thin m
(oj
INSPECT AIR CONTROL VALVE
300
With
rnmHg
.pptied
10
the .Clu.lor. check
mollll smoothlV to
With the IIlCVUm
bJ
II ,bnomlili
quicl'V fultV open ..
&pI.CI th.
. •
(oj
INSPECT VACUUM TANK
'"
Chtek
thlt ili. How. from
Check Ihat lIir dOH
,
to pope A lind check
.
<)Of minuli.
Apply
500mmHg 119.69 in
IIICUum
.her
then! i. changll.
II
replace th. v.cuum link.
feeler
head or
ge
u
l
nde<
Ih. c
v
i
0.05 mm !0.0020 in.)
0.30 mm !0.01 1 8 In.J
.
0.05 mm (0.0020 inJ
m
a.
i
m
u
repl.c. the
kpaJ 01 lI.cuum
111.81
the
In.Hg,
40.0
t
.t
h
.
Ihl
tully
cJo5ed
po5ition.
reIeued
check
t
h
•.
1I,ly
pi.,.. A
to
B.
pi.,.s
not llow from
66.1 kP,I ol ... .
tner . is
.
H
g
.
\1'111
no
., me.,.,.r.
g
.if
contl'oI
m'fII
l
old.
control
lIalve
o
...
1
t
the
.
A
.
B 10
m
c
uu
.
.
h
g
c
n
i
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