Iveco Daily. Manual - part 118

 

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Iveco Daily. Manual - part 118

 

 

F1
A
E

N

G

IN
E

D

AILY

450

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

22

08

EGR

-

OPEN

CIRCUIT

ON

EGR VALVE

SIGNAL
NOT
PLAUSIBLE

EGR

solenoid

valve
short-circuit or
open circuit.

1) Check integrity of
solenoid valve with
multimeter.
2) Check

wiring

between

solenoid

valve

and

EDC

connector.

EGR either not
working

or

always working.
Emissions

not

compliant with
law. No reaction
perceivable

by

driver.

24

01

ENGINE SPEED -
CAMSHAFT
SENSOR

EXCEEDED
UPPER
LIMIT

Possible
problematic
cold cranking.

No signal, open
circuit.

Check wiring and
connections.

Flywheel sensor
timing

signal

adopted

if

camshaft signal is
not correct.

24

02

ENGINE SPEED -
CAMSHAFT
SENSOR

BELOW
LOWER
LIMIT

Possible
problematic
cold cranking.

No signal, open
circuit,

faulty

sensor.

Check

correct

assembly of sensor
and phonic wheel,
check engine timing.

Flywheel sensor
timing

signal

adopted

if

camshaft signal is
not correct.

25

01

ENGINE SPEED -
CRANKSHAFT
SENSOR

EXCEEDED
UPPER
LIMIT

Problematic
cold

cranking,

power
reduction
(possible noise
due to missed
pre-injection).

Faulty sensor.

Check wiring and
connections.

Camshaft
sensor

speed

adopted if signal
is not present.

25

02

ENGINE SPEED -
CRANKSHAFT
SENSOR

BELOW
LOWER
LIMIT

Problematic
cold

cranking,

power
reduction
(possible noise
due to missed
pre-injection).

Faulty sensor.

Check wiring and
connections.

Camshaft
sensor

speed

adopted if signal
is not present.

F1
A
E

N

G

IN
E

451

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

26

01

ENGINE SPEED -
FAULT
BETWEEN
FLYWHEEL
SENSOR

AND

CAMSHAFT

EXCEEDED
UPPER
LIMIT

Possible power
reduction.

Incorrect
camshaft phonic
wheel assembly.

Check

wiring,

connections

and

sensor, check that
phonic

wheel

is

fitted correctly.

Longer cranking
time.

28

01

ENGINE 1 - FUEL
TEMPERATURE
SENSOR

EXCEEDED
UPPER
LIMIT

Possible power
reduction.

Short-circuit to
positive,
excessively low
temperature is
detected.

Check wiring and
connections.
Replace sensor if
required.

1- Measure type:
Resistance

(Ohm)

Measure point 1:
Sensor

Pin:

1

Measure point 2:
Sensor Pin: 2

2- Measure type:
Resistance

(Ohm)

Measure point 1:
ECU

Pin:

A52

Measure point 2:
Sensor Pin: 1

3- Measure type:
Resistance

(Ohm)

Measure point 1:
ECU

Pin:

A51

Measure point 2:
Sensor Pin: 2

1-

Connector

Not connected;
Key +15 OFF;

2-

Connector

Not connected;
Key +15 OFF;

3-

Connector

Not connected;
Key +15 OFF;

1- Typical Value:
1 Ohm;

2- Typical Value:
0,1 Ohm;

3- Typical Value:
0,1 Ohm;

F1
A
E

N

G

IN
E

D

AILY

452

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

28

02

ENGINE 1 - FUEL
TEMPERATURE
SENSOR

BELOW
LOWER
LIMIT

Possible power
reduction.

Short-circuit to
ground,
excessively high
temperature is
detected.

Check wiring and
connections.
Replace sensor if
required.

1- Measure type:
Resistance

(Ohm)

Measure point 1:
Sensor

Pin:

1

Measure point 2:
Sensor Pin: 2

2- Measure type:
Resistance

(Ohm)

Measure point 1:
ECU

Pin:

A52

Measure point 2:
Sensor Pin: 1

3- Measure type:
Resistance

(Ohm)

Measure point 1:
ECU

Pin:

A51

Measure point 2:
Sensor Pin: 2

1-

Connector

Not connected;
Key +15 OFF;

2-

Connector

Not connected;
Key +15 OFF;

3-

Connector

Not connected;
Key +15 OFF;

1- Typical Value:
1 Ohm;

2- Typical Value:
0,1 Ohm;

3- Typical Value:
0,1 Ohm;

29

01

ENGINE 1 - FAN
RELAY

EXCEEDED
UPPER
LIMIT

Fan relay not
working.

Fan

relay

short-circuit to
positive.

Check wiring and
connections.
Replace

relay

if

required.

Possible
increased

fuel

consumption.
Possible engine
overheating and
power
reduction.

29

02

ENGINE 1 - FAN
RELAY

BELOW
LOWER
LIMIT

Fan relay not
working.

Fan

relay

short-circuit to
ground.

Check wiring and
connections.
Replace

relay

if

required.

Possible
increased

fuel

consumption.
Possible engine
overheating and
power
reduction.

29

04

ENGINE 1 - FAN
RELAY

NO
SIGNAL

Fan relay not
working.

Check wiring and
connections.
Replace

relay

if

required.

Possible
increased

fuel

consumption.
Possible engine
overheating and
power
reduction.

F1
A
E

N

G

IN
E

453

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

29

08

ENGINE 1 - FAN
RELAY

SIGNAL
NOT
PLAUSIBLE

Fan relay not
working.

Check wiring and
connections.
Replace

relay

if

required.

Possible
increased

fuel

consumption.
Possible engine
overheating and
power
reduction.

2A

01

ENGINE

1

-

PRE-HEATING
RELAY

FUEL

FILTER

EXCEEDED
UPPER
LIMIT

Fuel

filter

pre-heater relay
not working.

Filter

heater

relay
short-circuit to
positive - Heater
always on also at
fuel
temperature >
5

° C.

Check wiring and
connections.
Replace

relay

if

required.

Battery goes flat.

2A

02

ENGINE

1

-

PRE-HEATING
RELAY

FUEL

FILTER

BELOW
LOWER
LIMIT

Fuel

filter

pre-heater relay
not working.

Filter

heater

relay
short-circuit to
ground.

Check wiring and
connections.
Replace

relay

if

required.

Battery goes flat.

2A

04

ENGINE

1

-

PRE-HEATING
RELAY

FUEL

FILTER

NO
SIGNAL

Fuel

filter

pre-heater relay
not working.

Check wiring and
connections.
Replace

relay

if

required.

Battery goes flat.

2A

08

ENGINE

1

-

PRE-HEATING
RELAY

FUEL

FILTER

SIGNAL
NOT
PLAUSIBLE

Fuel

filter

pre-heater relay
not working.

Check wiring and
connections.
Replace

relay

if

required.

Battery goes flat.

2F

01

ENGINE

2

-

GLOW

PLUGS

RELAY

EXCEEDED
UPPER
LIMIT

Possible
problematic
cold cranking.

Short-circuit to
positive,

glow

plugs always on
also with ECU
off,

possible

battery
deployment.

Check wiring and
connections.
Replace

relay

if

required.

2F

02

ENGINE

2

-

GLOW

PLUGS

RELAY

BELOW
LOWER
LIMIT

Short-circuit to
ground,

glow

plugs always on.

Check wiring and
connections.
Replace

relay

if

required.

 

 

 

 

 

 

 

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