Iveco Daily. Manual — part 119
F1
A
E
N
G
IN
E
D
AILY
454
B
as
e
-
M
ay
2004
Prin
t
603.93.281
DTC
FMI
Failing
component
Type of
Failure
Visible failure
Possible Cause
Repair action
Checks to be
performed
Measuring
conditions
Values to be
detected
Remarks
2F
04
ENGINE
2
-
GLOW
PLUGS
RELAY
NO
SIGNAL
Possible
problematic
cold cranking.
Faulty wiring.
Check wiring and
connections.
Replace
relay
if
required.
Faulty diagnostic
light.
2F
08
ENGINE
2
-
GLOW
PLUGS
RELAY
SIGNAL
NOT
PLAUSIBLE
Possible
problematic
cold cranking.
Faulty
relay,
wiring
interrupted.
Check wiring and
connections.
Replace
relay
if
required.
Possible
increased
fuel
consumption.
Possible engine
overheating and
power
reduction.
30
01
ENGINE
2
-
GLOW
PLUG
W/LIGHT
EXCEEDED
UPPER
LIMIT
Warning
light
always
off.
Problematic
cold
cranking.
Pre-heater
warning
light
always on.
Short-circuit to
positive.
Check wiring and
connections.
Replace sensor if
required.
The driver does
not
wait
preheating even
when the room
temperatures
are low, because
no warning light
signal is enabled.
Preheating
works, but with
cold start-up no
indication
is
available
that
tells you when
to
start
the
motor because
the
light
is
always
turned
on.
F1
A
E
N
G
IN
E
455
D
AILY
B
as
e
-
M
ay
2004
Prin
t
603.93.281
DTC
FMI
Failing
component
Type of
Failure
Visible failure
Possible Cause
Repair action
Checks to be
performed
Measuring
conditions
Values to be
detected
Remarks
30
02
ENGINE
2
-
GLOW
PLUG
W/LIGHT
BELOW
LOWER
LIMIT
Warning
light
always
off.
Problematic
cold
cranking.
Pre-heater
warning
light
always on.
Short-circuit to
ground.
Check wiring and
connections.
Replace sensor if
required.
The driver does
not
wait
preheating even
when the room
temperatures
are low, because
no warning light
signal is enabled.
Preheating
works, but with
cold start-up no
indication
is
available
that
tells you when
to
start
the
motor because
the
light
is
always
turned
on.
30
04
ENGINE
2
-
GLOW
PLUG
W/LIGHT
NO
SIGNAL
Warning
light
always
off.
Problematic
cold
cranking.
Pre-heater
warning
light
always on.
Check wiring and
connections.
Replace sensor if
required.
Warning light off
during
pre-heating.
Replace bulb if
required.
30
08
ENGINE
2
-
GLOW
PLUG
W/LIGHT
SIGNAL
NOT
PLAUSIBLE
Warning
light
always
off.
Problematic
cold
cranking.
Pre-heater
warning
light
always on.
Check wiring and
connections.
Replace sensor if
required.
Warning light off
during
pre-heating.
Replace bulb if
required.
31
01
ENGINE
2
-
GLOW PLUGS
EXCEEDED
UPPER
LIMIT
Possible
problematic
cold cranking.
Short-circuit to
positive.
Check wiring and
connections. Check
electrical
system
between relay and
glow plugs.
Relay
unit
always on also
with ECU off,
possible battery
deployment.
F1
A
E
N
G
IN
E
D
AILY
456
B
as
e
-
M
ay
2004
Prin
t
603.93.281
DTC
FMI
Failing
component
Type of
Failure
Visible failure
Possible Cause
Repair action
Checks to be
performed
Measuring
conditions
Values to be
detected
Remarks
32
01
ELECTRONIC
CONTROL
UNIT
-
INTERNAL ECU
FAULT
EXCEEDED
UPPER
LIMIT
Faulty ECU.
Switch key on/off
and wait for a few
seconds,
clear
failure memory. If
the error persists,
call the Help Desk
for instructions on
how to replace the
ECU.
33
01
ELECTRONIC
CONTROL
UNIT
-
INTERNAL ECU
FAULT
EXCEEDED
UPPER
LIMIT
The
engine
switching
off-data are not
memorized. The
failures memory
is lost, only the
present failures
and
not
the
intermittent
ones
can
be
read, the idling
speed,
which
can
be
eventually
set
by the Cruise
Control
commands,
remains
not
memorized.
Faulty
ECU
EEPROM.
Switch key on/off
and wait for a few
seconds,
clear
failure memory. If
the error persists,
call the Help Desk
for instructions on
how to replace the
ECU.
F1
A
E
N
G
IN
E
457
D
AILY
B
as
e
-
M
ay
2004
Prin
t
603.93.281
DTC
FMI
Failing
component
Type of
Failure
Visible failure
Possible Cause
Repair action
Checks to be
performed
Measuring
conditions
Values to be
detected
Remarks
33
02
ELECTRONIC
CONTROL
UNIT
-
INTERNAL ECU
FAULT
BELOW
LOWER
LIMIT
The
engine
switching
off-data are not
memorized. The
failures memory
is lost, only the
present failures
and
not
the
intermittent
ones
can
be
read, the idling
speed,
which
can
be
eventually
set
by the Cruise
Control
commands,
remains
not
memorized.
Faulty
ECU
EEPROM.
Switch key on/off
and wait for a few
seconds,
clear
failure memory. If
the error persists,
call the Help Desk
for instructions on
how to replace the
ECU.
33
04
ELECTRONIC
CONTROL
UNIT
-
INTERNAL ECU
FAULT
NO
SIGNAL
The
engine
switching
off-data are not
memorized. The
failures memory
is lost, only the
present failures
and
not
the
intermittent
ones
can
be
read, the idling
speed,
which
can
be
eventually
set
by the Cruise
Control
commands,
remains
not
memorized.
Faulty
ECU
EEPROM.
Switch key on/off
and wait for a few
seconds,
clear
failure memory. If
the error persists,
call the Help Desk
for instructions on
how to replace the
ECU.
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