Iveco Daily. Manual - part 120

 

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Iveco Daily. Manual - part 120

 

 

F1
A
E

N

G

IN
E

D

AILY

458

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

08

ELECTRONIC
CONTROL
UNIT

-

INTERNAL ECU
FAULT

SIGNAL
NOT
PLAUSIBLE

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.

34

08

ELECTRONIC
CONTROL
UNIT

-

INTERNAL ECU
FAULT

SIGNAL
NOT
PLAUSIBLE

Wrong

ECU

programming.
Probable
electromagnetic
interference.
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.

35

08

ELECTRONIC
CONTROL
UNIT

-

INTERNAL ECU
FAULT

SIGNAL
NOT
PLAUSIBLE

Wrong

ECU

programming.
Probable
electromagnetic
interference.
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.

F1
A
E

N

G

IN
E

459

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

36

08

ELECTRONIC
CONTROL
UNIT

-

INTERNAL ECU
FAULT

SIGNAL
NOT
PLAUSIBLE

Wrong

ECU

programming.
Probable
electromagnetic
interference.
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.

37

01

ELECTRONIC
CONTROL
UNIT

-

INTERNAL ECU
FAULT

EXCEEDED
UPPER
LIMIT

Wrong

ECU

programming.
Probable
electromagnetic
interference.
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.

38

02

ELECTRONIC
CONTROL
UNIT

-

INTERNAL ECU
FAULT

BELOW
LOWER
LIMIT

Wrong

ECU

programming.
Probable
electromagnetic
interference.
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.

39

01

ENGINE 1 - AIR
TEMPERATURE
SENSOR

EXCEEDED
UPPER
LIMIT

Problematic
cranking, smoke,
problematic
acceleration.

Check wiring and
connections.
Replace sensor if
required.

Measure

type:

Resistance (KOhm)
Measure point 1:
Sensor

Pin:

1

Measure point 2:
Sensor Pin: 2

Connector Not
connected; Key
+15 OFF;

Typical

Value:

2,5 KOhm;

Air temperature
sensor

and

built-in pressure
sensor.

The

sensor is fitted
on flow meter in
engines

with

EGR.

F1
A
E

N

G

IN
E

D

AILY

460

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

39

02

ENGINE 1 - AIR
TEMPERATURE
SENSOR

BELOW
LOWER
LIMIT

Problematic
cranking, smoke,
problematic
acceleration.

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

Check wiring and
connections.
Replace sensor if
required.

Measure

type:

Resistance (KOhm)
Measure point 1:
Sensor

Pin:

1

Measure point 2:
Sensor Pin: 2

Connector Not
connected; Key
+15 OFF;

Typical

Value:

2,5 KOhm;

Air temperature
sensor

and

built-in pressure
sensor.

The

sensor is fitted
on flow meter in
engines

with

EGR.

3A

02

ELECTRONIC
CONTROL
UNIT

-

IMMOBILISER

BELOW
LOWER
LIMIT

The engine fails
to start

Communication
with
Immobilizer
ECU problems
on CAN Line.

Check integrity of
CAN

Line,

run

Immobilizer

ECU

diagnostics and wait
for

indications

provided.

Measure

type:

Resistance

(Ohm)

Measure point 1:
Diagnostic

socket.

Pin: 21

Measure

point 2: Diagnostic
socket. Pin: 22

Connector
Connected; Key
+15 OFF;

Typical

Value:

60 Ohm Ohm;

3C

01

INJECTOR

-

BENCH 1

EXCEEDED
UPPER
LIMIT

Engine

not

working
properly,
possible power
reduction.

Injector

wiring

short-circuit.

Check wiring and
connections.
Replace injector if
required.

Only

two

cylinders
running.

3C

02

INJECTOR

-

BENCH 1

BELOW
LOWER
LIMIT

Engine

not

working
properly,
possible power
reduction.

Short-circuit to
ground.

Check wiring and
connections.

Only

two

cylinders
running.

3C

08

INJECTOR

-

BENCH 1

SIGNAL
NOT
PLAUSIBLE

Engine

not

working
properly,
possible power
reduction.

Injector
electrical system
failure.

Check wiring and
connections.
Replace injector if
required.

Only

two

cylinders
running.

3D

04

INJECTOR

-

BENCH 1

NO
SIGNAL

Engine

not

working
properly,
possible power
reduction.

Injector

wiring

disconnected.

Check wiring and
connections.
Replace injector if
required.

Only

two

cylinders
running.

3E

01

INJECTOR

-

BENCH 2

EXCEEDED
UPPER
LIMIT

Engine

not

working
properly,
possible power
reduction.

Injector

wiring

short-circuit.

Check wiring and
connections.
Replace injector if
required.

Only

two

cylinders
running.

F1
A
E

N

G

IN
E

461

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

3E

02

INJECTOR

-

BENCH 2

BELOW
LOWER
LIMIT

Engine

not

working
properly,
possible power
reduction.

Short-circuit to
ground.

Check wiring and
connections.

Only

two

cylinders
running.

3E

08

INJECTOR

-

BENCH 2

SIGNAL
NOT
PLAUSIBLE

Engine

not

working
properly,
possible power
reduction.

Injector
electrical system
failure.

Check wiring and
connections.
Replace injector if
required.

Only

two

cylinders
running.

3F

04

INJECTOR

-

BENCH 2

NO
SIGNAL

Engine

not

working
properly,
possible power
reduction.

Injector

wiring

disconnected.

Check wiring and
connections.
Replace injector if
required.

Only

two

cylinders
running.

40

01

INJECTOR

-

INJECTOR

A

SUPPLY

EXCEEDED
UPPER
LIMIT

Engine off.

Internal

ECU

problem.

Clear

failure

memory. If the error
persists, ensure that
the failure does not
concern

the

injectors and call the
Help

Desk

for

instructions on how
to replace the ECU.

40

02

INJECTOR

-

INJECTOR

A

SUPPLY

BELOW
LOWER
LIMIT

Engine off.

Internal

ECU

problem.

Clear

failure

memory. If the error
persists, ensure that
the failure does not
concern

the

injectors and call the
Help

Desk

for

instructions on how
to replace the ECU.

 

 

 

 

 

 

 

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