N60 ENT M37
DIAGNOSTICS
4.114
APRIL 2004
GUIDE
T
O
SYMPT
OM DIA
GNOSING
Blink
Code
Symptom
Par
t
P
ossible cause
Recommended tests or action
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
Poor
perf
or
mance
Poor
perf
or
mance
Poor
perf
or
mance
Poor
perf
or
mance
Poor
perf
or
mance
Poor
perf
or
mance
Poor
perf
or
mance
Poor
perf
or
mance
Poor
perf
or
mance
Poor
perf
or
mance
Fuel
circuit
Injector
s
Air
filter
Gas
exhaust
system
Gas
exhaust
system
Turbochar
ger
Control
cams
V
alv
es
Intak
e
air
pressure
sensor
-
Intak
e
air
temper
ature
sensor
-
W
ater
temper
ature
sensor
-
Fuel
temper
ature
sensor
-
Oil
temper
ature
sensor
-
Reser
voir
net
filter
clogged
-
Fuel
pref
ilter
clogged
-
Fuel
filter
clogged
-
Air
in
fuel
circuit
-
Fuel
pressure
too
lo
w
-
Hea
vy
fuel
leakage
-
Malfunction
-
Lock
ed,
closed
-
Lock
ed,
open
-
Clogged
-
Losses
along
the
cooled
manif
old
bef
ore
the
turbine
.
-
Clogged
-
Ineff
icient
-
Bear
ings
ineff
icient
-
W
ear
-
Incor
rect
timing
-
Excessiv
e
or
nil
clear
ance
-
Output
signal
too
lo
w
(belo
w
to
the
pressure
value)
-
Output
signal
too
high
-
Replace
clogged
filter
s
-
Check
intak
e
seals
-
Check
pressure
relief
valv
e
on
the
fuel
gear
pump
-
Check
the
integr
ity
of
the
fuel
gear
pump
-
T
he
n
on
oper
ating
electro-injector
can
be
detected
feeling
b
y
touching
the
totallack
of
pulsing
on
the
related
high
pressure
piping.
-
Call IVECO MO
TORS and f
ollo
w their instr
uctions
-
Check
filter
clogged
sensor
-
Replace
filter
-
Check
and
remo
ve
cause
of
leak
-
Check
exhaust
back-pressure
-
Check
-
Check
par
ts
and
lubr
ication
circuit
-
Replace
-
Check
-
Replace
-
Check,
restore
cor
rect
timing
-
Check,
restore
cor
rect
clear
ance
-
Using
a
m
ultimeter
on
the
component,
check
the
output
voltage
relate
to
a
manometer
-
Using
a
m
ultimeter
on
the
component,
check
the
resistance
relate
to
a
ther
mometer
Summary of Contents for N60 ENT M37
Page 4: ...N60 ENT M37 IV APRIL 2004 ...
Page 52: ...N60 ENT M37 OVERVIEW 1 52 APRIL 2004 ...
Page 54: ...N60 ENT M37 TECHNICAL DATA 2 54 APRIL 2004 ...
Page 60: ...N60 ENT M37 TECHNICAL DATA 2 60 APRIL 2004 ...
Page 62: ...N60 ENT M37 ELECTRICAL EQUIPMENT 3 62 APRIL 2004 ...
Page 92: ...N60 ENT M37 DIAGNOSTICS 4 92 APRIL 2004 ...
Page 116: ...N60 ENT M37 DIAGNOSTICS 4 116 APRIL 2004 ...
Page 118: ...N60 ENT M37 MAINTENANCE 5 118 APRIL 2004 ...
Page 122: ...N60 ENT M37 MAINTENANCE 5 122 APRIL 2004 ...
Page 124: ...N60 ENT M37 SERVICING OPERATIONS ON INSTALLED ENGINE 6 124 APRIL 2004 ...
Page 139: ...SECTION 7 TOOLS Page TOOLS 141 N60 ENT M37 TOOLS 7 139 APRIL 2004 ...
Page 140: ...N60 ENT M37 TOOLS 7 140 APRIL 2004 ...
Page 146: ...N60 ENT M37 TOOLS 7 146 APRIL 2004 ...
Page 156: ...APRIL 2004 OVERHAUL 8 156 N60 ENT M37 ...
Page 164: ...APRIL 2004 OVERHAUL 8 164 N60 ENT M37 ...
Page 181: ...OVERHAUL APRIL 2004 N60 ENT M37 8 181 ...
Page 188: ...N60 ENT M37 OVERHAUL 8 188 APRIL 2004 ...
Page 190: ...N60 ENT M37 SAFETY PRESCRIPTIONS 9 190 APRIL 2004 ...
Page 193: ......