1997 MITSUBISHI TRITON Workshop Manual

ENGINE <4D5> ± General Information11B-2
GENERAL INFORMATION11100010339
Items4D56
Total displacement m
2,477
Bore x Stroke mm91.1 x 95.0
Compression ratio21
Combustion chamberVortex chamber type
Camshaft arrangementSOHC
Number of valveIntake4
Exhaust4
Valve timingIntakeOpening BTDC 20
, Closing ABDC 49

ExhaustOpening BBDC 55
, Closing ATDC 22

Fuel systemDistribution type injection pump
Rocker armRoller type
Adjusting screwElephant foot type

ENGINE <4D5> ± Service Specifications/Sealants11B-3
SERVICE SPECIFICATIONS11100030359
ItemsStandard valueLimit
Alternator drive belt
tension (for each
Tension NWhen checked245 ± 441±
tension (for each
belt)When a used belt is installed294 ± 392±)
When a new belt is installed392 ± 588±
Deflection
(Reference
When checked12.0 ± 17.0±
(Reference
value) mmWhen a used belt is installed13.0 ± 16.0±)
When a new belt is installed10.0 ± 13.0±
Power steering oil
pump drive belt ten
Tension NWhen checked294 ± 490±
pump drive belt ten-
sionWhen a used belt is installed343 ± 441±
When a new belt is installed490 ± 686±
Deflection
(Reference
When checked8.0 ± 12.0±
(Reference
value) mmWhen a used belt is installed9.0 ± 11.5±)
When a new belt is installed6.0 ± 8.0±
A/C compressor
drive
Tension NWhen checked320 ± 400±
drive
belt tensionWhen a used belt is installed320 ± 400±
When a new belt is installed480 ± 560±
Deflection
(Reference
When checked6.0 ± 7.0±
(Reference
value) mmWhen a used belt is installed6.0 ± 7.0±)
When a new belt is installed4.5 ± 5.5±
Valve clearance (at hot) mm0.25±
Injection timing (Value indicated on dial gauge mm)9
ATDC (1 + 0.03)±
Idle speed r/min750 + 100±
Idle up engine speed for ABS r/min1,900 + 100±
Compression pressure kPa3,040Min. 2,200
Compression pressure difference of all cylinder (at engine speed of 280
r/min) kPa±Max. 300
Timing belt tension mm4 ± 5±
Timing belt B tension mm4 ± 5±
SEALANTS11100050270
ItemsSpecified sealantRemarks
Oil panMITSUBISHI GENUINE PART
MD970389 or equivalentSemi-drying sealant
Semi-circular packing and rocker
cover seal, and cylinder head seal3M ATD Part No. 8660 or equivalent

S
PEC IA L T O OLS 111 00060327
T o ol N
um ber N
am e U
se M
D998384 P
re str o ke m easu r-
i n g a dapte r A
dju stm ent o f th e in je ctio n tim in g M
D998721 C
ra nksh aft p ulle y
h old er H
old in g th e c ra nksh aft p ulle y M
B990767 E
nd y o ke h old er H
old in g th e c a m sh aft s p ro cke t M
D998719 C
ra nksh aft p ulle y
h old er p in M
D998381 C
am sh aft o il s e al
i n sta lle r I
n sta llin g th e c a m sh aft o il s e al M
D998727 O
il p an r e m ove r R
em ova l o f o il p an M
D998051 C
ylin der h ead b olt
w re nch R
em ova l a nd in sta lla tio n o f th e c ylin der h ead
b olt M
D998382 C
ra nksh aft fr o nt o il
s e al in sta lle r I
n sta llin g th e c ra nksh aft fr o nt o il s e al M
D998383 C
ra nksh aft fr o nt o il
s e al g uid e

M
D998781 F
ly w heel s to pper S
ecu rin g th e fly w heel M
D998376 C
ra nksh aft r e ar o il
s e al in sta lle r P
re ss-fit tin g th e c ra nksh aft r e ar o il s e al 2
45 ± 4 41 D
efle ctio n ( R efe re nce v a lu e) m m 1
2.0 ± 1 7.0 C
ra nksh aft
p ulle y

W
hen a u se d
b elt is in sta lle d W
hen a n ew b elt
i s in sta lle d T
e nsio n N 2
94 ± 3 92 3
92 ± 5 88 D
efle ctio n ( R efe re nce
v a lu e) m m 1
3.0 ± 1 6.0 1
0.0 ± 1 3.0 W
hen
c h ecke d W
hen a u se d
b elt is in ta lle d W
hen a n ew
b elt is in sta lle d T
e nsio n N 2
94 ± 4 90 3
43 ± 4 41 4
90 ± 6 86 D
efle ctio n
( R efe re nce
v a lu e) m m 8
.0 ± 1 2.0 9
.0 ± 1 1 .5 6
.0 ± 8 .0 P
iv o t b olt P
ow er
s te erin g
o il p um p
p ulle y
W ate r p um p
p ulle y
C ra nksh aft
p ulle y 9
8 N
Defle ctio n

W
hen
c h ecke d W
hen a u se d
b elt is in ta lle d W
hen a n ew
b elt is in sta lle d T
e nsio n N 3
20 ± 4 00 3
20 ± 4 00 4
80 ± 5 60 D
efle ctio n
( R efe re nce
v a lu e) m m 6
.0 ± 7 .0 6
.0 ± 7 .0 4
.5 ± 5 .5 BC
T
e nsio n p ulle y
C ra nksh aft
p ulle y A
dju stin g b olt
F ix in g n ut
A /C
c o m pre sso r
p ulle y

A
dju stin g
s cre w
P ad T
hic kn ess g auge

C
ylin der h ead
1 0 m m
S em i c ir c u la r p ackin g 1
0 m m A
cce le ra to r le ve r F
ast id le le ve r T
im in g m ark s T
im in g m ark s C
am sh aft
s p ro cke t C
ra nksh aft
p ulle y