68
rnm
SIROKE
SERIES
\JSM.O1160
5-C
GENERAL
[4]
TROUBLESHOOTING
I
Symptom
Engine Does
Not
Start
[Starter Does
Not
Work]
Engine Revolution
Is
Not
Smooth
Blue Exhaust Gas
Is
Observed
Either
Black
Or
Dark Gray
Exhaust
Gas
Is
Observed
Probable Cause
0
Nofuel
0
Air
in
the fuel system
Water
in
the fuel system
Fuel pipe clogged
0
Fuel filterclog ed
engine
oil
at
low
temperature
0
Fuel with
low
cetane number
0
Fuel leak due to loose injection pipe
retaining nut
0
Incorrect injection
timing
0
Fuel cam shaft worn
0
Injection nozzle clogged
0
Injection pum defective
0
Seizure of crankshaft, camshaft, piston
0
Compression leak from cylinder
Excessively
hig
F?
viscosity
of
fuel or
0
Fuel pump de
P
ective
or bearing
0
Improper valve seat alignment, valve
e
Improper valve timing
Piston
ring
worn
e
Excessive valve clearance
0
Battery discharged
e
Starter defective
0
Main switch defective
0
Wiring disconnected
spring
broken, valve seized
e
Fuel filter clogged or dirty
0
Air cleaner clogged
0
Fuel leak due to loose injection pipe
retaining nut
0
Injection pump defective
0
Incorrect nozzle opening pressure
0
Injection nozzle suck or clogged
0
Fuel over flow pipe clogged
0
Governor defective
0
Excessive engine oil
0
Piston
ring
worn or stuck
0
Incorrect injection timing
0
Deficient compression
0
Overload
0
Low
grade fuel used
0
Fuel filter clogged
0
Air cleaner clogged
0
Incorrect injection timing
0
Engine‘s moving parts seem to be
0
Uneven fuel injection
0
Deficient nozzle injection
0
Compression leak
seizing
S-8
Solution
Replenish fuel
Bleed air
Replace fuel and repair
or replace fuel system
Clean
Replace
Use the specified fuel
or
engine oil
Use the specified fuel
Tighten
nut
Adjust
Replace
Clean
Repair or replace
Repair or replace
Repair or replace
Replace head gasket,
tighten cylinder head
bolt, glow
plug
and
nozzle holder
Repair or replace
Adjust
Replace
Adjust
Charge
Repair or replace
Repair
or
replace
Connect
Replace
Clean or replace
Tighten nut
Repair or replace
Adjust
Repair or replace
Clean
Repair
Reduce to the specified
level
Replace
Adjust
Check the compression
pressure
Lessen the load
Use the specified fuel
Replace
Clean
or
replace
Adjust
Repair or replace
Repair or replace the
injection
pump
Repair
or
replace the
nozzle
Replace head gasket,
tighten cylinder head
bolt,
glow
plug
and
nozzle holder
Xef erence
’age
-
5-37
-
-
5-41
5-39
-
5-63
5-123
5-121
5-1
25
-
-
-
5-57
5-87
5-123
5-77
5-47
5-133
-
-
-
5-4
1
5-39
5-37
5-125
5-121
5-121
-
-
-
5-77
5-1 23
s-57
-
-
5-4
1
5-39
S-1
23
-
-
s-121
5-57
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