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Isuzu 4JB1T User Manual

Isuzu 4JB1T
60 pages
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00 – 20 SERVICE INF
ORMATION
13.
TURBOCHARGER
1) ENGINE HAS LESS THAN NORMAL POWER
Checkpoi
nt Trouble Cause Countermeasure
Air
cleaner
R
estricted
Clean or
replace
Intak
e pipe and hose
R
estricted
Clean or
replace
Com
pressor/Intake manifold
Loos
e (Leaking)
Repair
Ex
haust manifold/turbine inlet
Loos
e (Leaking)
Repair
Ex
haust piping and silencers
R
estricted
Clean or
replace
Air
breather
R
estricted
Clean or
replace
Boos
t compensator
(Injection pump)
Def
ective
Repair
or replace
Continued on the nex
t page
OKOK
OK
OK
OK
OK
OK
NG
NG
NG
NG
NG
NG
NG

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Isuzu 4JB1T Specifications

General IconGeneral
Displacement2.8 L (2771 cc)
Bore x Stroke93 mm x 102 mm
Fuel SystemDirect Injection
Cooling SystemWater-cooled
AspirationTurbocharged
WeightApprox. 230 kg (dry)

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