MITSUBISHI TRITON 1997 Workshop Manual

O
xyg en s e nso r
o utp ut v o lt a ge R
em ark s W
hen
r a cin g th e
e ngin e 0
.6 ± 1 .0 V I
f y o u m ake th e a ir /fu el r a tio
r ic h b y r a cin g th e e ngin e
r e peate dly , a n orm al o xy-
g en s e nso r w ill o utp ut a
v o lt a ge o f 0 .6 ± 1 .0 V . O
xyg en s e nso r R
ed O
xyg en
s e nso r
e quip m ent
s id e c o nnecto r
B lu e
M D998464 J
u m per
w ir e
B la ck
Red
W hit e
M D998464 B
lu e

H
ig h-p re ssu re fu el h ose M
D998741
MD998706 R
etu rn h ose
B atte ry I
n je cto r P
re ssu re r e gula to r
( M D11 6395)
C lip ( M B991608)
4 . Apply b atte ry v o lt a ge to th e fu el p um p d riv e te rm in al
( b la ck) a nd a ctiv a te th e fu el p um p. B
atte ry F
uel p um p d riv e t e rm in al

I
d le s p eed
c o ntr o l s e rv o

MPI ± On-vehicle Service13A-91
PURGE CONTROL SOLENOID VALVE CHECK
13100560111
Refer to GROUP 17 ± Emission Control System.
EGR CONTROL SOLENOID VALVE CHECK
13100570107
Refer to GROUP 17 ± Emission Control System.

I
N JE C TO R 13100710226
R EM OVA L A ND IN STA LLA TIO N 1
2 N m 1
6 N m 9
N m 4
N m 5
N m 1
2 N m
1
2 3
45 6
7
8
9
1
0
1 1 1
2
1
3
14
15
1
6
8
11 1
1 5 4
1 2 1
4 1
6 7
1
5

MPI ± Injector13A-93
REMOVAL SERVICE POINT
A
DELIVERY PIPE/INJECTOR REMOVAL
Remove the delivery pipe (with the injectors attached to it).
Caution
Care must be taken, when removing the delivery pipe,
not to drop the injector.
INSTALLATION SERVICE POINT

AINJECTOR/FUEL PRESSURE REGULATOR/
HIGH-PRESSURE FUEL HOSE INSTALLATION
(1) Apply a drop of new engine oil to the O-ring.
Caution
Be sure not to let engine oil in the delivery pipe.
(2) While turning the injector, high-pressure fuel hose and
fuel pressure regulator to the right and left, install the
delivery pipe, while being careful not to damage the O-ring.
After installing, check that the hose turns smoothly.
(3) If it does not turn smoothly, the O-ring may be trapped,
remove the fuel pressure regulator and then re-insert
it into the delivery pipe and check once again.
(4) Tighten the high-pressure fuel hose and fuel pressure
regulator to the specified torque.
Tightening torque:
9 Nm (Fuel pressure regulator)
5 Nm (High-pressure fuel hose)

T
H RO TTLE B O DY 13100770200
R EM OVA L A ND IN STA LLA TIO N 1
6 N m 1
8 N m 4
N m
1
2 3
4
5
6
7
8
9 6
R em oval s te p s
1 . A cce le ra to r c a ble c o nnectio n
2 . Thro ttle c a ble c o nnectio n
3 . Vacu um h ose c o nnectio n
4 . Thro ttle p osit io n s e nso r c o nnecto r
5 . Id le s p eed c o ntr o l m oto r c o nnecto r 6
. W ate r h ose c o nnectio n
7 . R eso nance ta nk
8 . Thro ttle b ody
9 . G aske t

6
D is assem bly s te p s
1 . B ra cke t

A 2. Thro ttle p osit io n s e nso r
3 . Id le s p eed c o ntr o l b ody a sse m bly
4 . O -rin g
5 . Thro ttle b ody
6 . Fix e d S AS N
O TE
1 . The fix e d S AS is c o rre ctly a dju ste d a t th e fa cto ry a nd
s h ould n ot b e r e m ove d.
2 . If th e fix e d S AS s h ould h appen to h ave b een
r e m ove d, c a rry o ut fix e d S AS a dju stm ent.
( R efe r to p age 1 3A -7 9.)
C LE A NIN G T H RO TTLE B O DY P A RTS
1 . Cle an a ll th ro ttle b ody p arts .
D o n ot u se s o lv e nt to c le an th e fo llo w in g p arts :
 Thro ttle p osit io n s e nso r
 Acce le ra to r p edal p osit io n s e nso r
 Id le s p eed c o ntr o l b ody a sse m bly
I f th ese p arts a re im mers e d in s o lv e nt, th eir in su la tio n
w ill d ete rio ra te .
W ip e th em w it h c lo th o nly .
2 . Check if th e v a cu um p ort o r p assa ge is c lo gged. U se
c o m pre sse d a ir to c le an th e v a cu um p assa ge.

C
ontin uit y F
ully c lo se d C
ontin uit y F
ully o pen N
o c o ntin uit y T
P S o utp ut T
P S p ow er
s u pply
E
arth I
d le p osit io n s w it c h