Page 89 of 1839
ENGINE <4D5> -General Information11B-2
GENERAL INFORMATION
Items4D56
Total displacement mL2,477
Bore x Stroke mm91.1 x 95.0
Compression ratio21
Combustion chamberVortex chamber type
Camshaft arrangementSOHC
Number of valveIntake4
Exhaust4
Valve timingIntakeOpeningBTDC 20_
ExhaustClosingABDC 49_
IntakeOpeningBBDC 55_
ExhaustClosingATDC 22_
Fuel systemDistribution type injection pump
Rocker armRoller type
Adjusting screwElephant foot type
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Page 90 of 1839

ENGINE <4D5> -Service Specifications/Sealants11B-3
SERVICE SPECIFICATIONS
ItemsStandard valueLimit
A/C compressor drive beltVibration frequency Hz157 - 176–
(When inspection)Tension N260 - 325–
Deflection mm 8.0 - 8.5–
A/C compressor drive beltVibration frequency Hz157 - 176–
(When adjustment)Tension N260 - 325–
Deflection mm 8.0 - 8.5–
A/C compressor drive beltVibration frequency Hz192 - 208–
(When replacement)Tension N390 - 450–
Deflection mm 6.5 - 7.0–
Valve clearance (at hot) mm0.25-
Injection timing (Value indicated on dial gauge mm)9_ATDC (1±0.03)-
Idle speed r/min750±100-
Compression pressure kPa (at engine speed of 280 r/min)3,040Min. 2,256
Compression pressure difference of all cylinder (at engine speed of 280
r/min) kPa-Max. 294
Timing belt tension mm4-5
Timing belt B tension mm4-5
SEALANTS
ItemsSpecified sealantRemarks
Oil panMITSUBISHI GENUINE PART
MD970389 or equivalentSemi-drying sealant
Semi-circular packing and rocker
cover gasket seal, and cylinder head
seal3M ATD Part No. 8660 or equivalent
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Page 91 of 1839
S
PEC IA L TO OLS
T o ols N
um ber N
am e U
se M
B991502 M
UT-II
s u b-a sse m bly D
riv e belt te nsio n measu re m ents M
B991668 B
elt te nsio n mete r
s e t M
D998384 P
re str o ke measu r-
i n g adapte r A
dju stm ent of th e in je ctio n tim in g M
D998727 O
il p an re m ove r R
em ova lo f oil p an M
B991800 C
ra nksh aft pulle y
h old er H
old in g th e cra nksh aft p ulle y M
B991802 P
in B M
D998781 F
ly w heelsto pper S
ecu rin g th e fly w heel M
D998382 C
ra nksh aft fr o nto il
s e alin sta lle r I
n sta llin g th e cra nksh aft fr o nt oil se al M
D998383 C
ra nksh aft fr o nto il
s e alg uid e
Page 92 of 1839
M
D998376 C
ra nksh aft re ar oil
s e alin sta lle r P
re ss-fit tin g th e cra nksh aft re ar oil se al M
B990767 E
nd yo ke hold er H
old in g th e ca m sh aft sp ro cke t M
D998719 C
ra nksh aft pulle y
h old er pin M
D998381 C
am sh aft oil se al
i n sta lle r I
n sta llin g th e ca m sh aft oil se al M
D998051 C
ylin der head bolt
w re nch R
em ova l and in sta lla tio n of th e cylin der head
b olt
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D
urin g
i n sp ectio n D
urin g
a dju stm ent D
urin g
r e pla ce m ent V
ib ra tio n
f r e quency Hz 1
57 -176 1
57 -176 1
92 -208 T
e nsio n N 2
60 -325 2
60 -325 3
90 -450 D
efle ctio n mm
< R efe re nce > 8
.0 -8.5 8
.0 -8.5 6
.5 -7.0 C
ra nksh aft
p ulle y 1
5
°
1
5
° T
e nsio n pulle y M
B991668
( M ic ro -
p hone)
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Page 94 of 1839
T
e nsio n pulle y
A /C co m pre sso r pulle y
C
ra nksh aft
p ulle y D
efle c-
t io n T
e nsio n pulle y
C ra nksh aft
p ulle y
A/C co m pre sso r pulle y A
ppro x.
1 00 N
Page 95 of 1839
A
dju stin g
s cre w
P ad T
hic kn ess gauge T
hic kn ess gauge
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1
0 mm A
cce le ra to r le ve r F
astid le le ve r T
im in g mark s T
im in g mark s C
am sh aft
s p ro cke t C
ra nksh aft
p ulle y T
im in g ch eck plu g
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