ENGINE MECHANICAL
CV1inder Held /4A Gel
..
...
"
.
INSPECT INTAKE. EXHAUST MANIFOLDS AND AIR
CONTROL VALVE
Using.
preelsion
straight edge al'ld
feeler
ge
u
g
.
, me.,.,.r.
the .urface cont.cling
Ih. c
v
l
i
nde<
head or
.if
contl'oI
11.1",
lor w.rpe.g
•
.
M.Kimum
w.r�".:
Inttk.
m.nllold
0.05 mm !0.0020 in.)
E"h.u.t m.nifold
0.30
mm
!0.01 1 8 In.J
Air
control
11.1 ....
0.05 mm (0.0020
inJ
If wII'p.eg'
i. grelller
thin m
a
.
i
m
u
m
.
repl.c. the
m
'
fII
l
old
.
INSPECTION OF TOYOTA - VARIABLE
INDUCTION SYSTEM (T·VIS)
1.
INSPECT AIR CONTROL VALVE
(oj
With
300
rnmHg
111.81
In.Hg,
40.0
kpaJ
01
lI.cuum
.pptied
10
the .Clu.lor. check
t
h
.t
the
control
lIalve
mollll smoothlV to
Ihl
tully
cJo5ed po5ition
.
bJ
With the IIlCVUm
reIeued
.
check
t
h
o
t
the
...
.
1
quicl'V fultV open ..
II
,bnomlili
. •
&pI.CI th.
1I,ly
•.
2.
INSPECT VACUUM TANK
(oj
Chtek
thlt ili. How. from
pi.,.. A
to
B.
'"
Check Ihat lIir dOH
not llow from
pi.,.s
B 10
A
.
.
,
Apply
500mmHg
119.69
in
.
H
g
.
66
.
1 kP,I ol ....
c
u
u
m
to pope
A
lind
check
\1'111
tner.
is
no
c
h
.
n
g
.
i
IIICUum
.her
<)Of
minuli.
II
then! i. changll.
replace th. v.cuum
link.
