Iveco Euro 4, Euro 5 User Manual

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Iveco Trakker Euro 4/5 Fault Codes List

See also:

▪Iveco Stralis Fault Codes List

▪Iveco Workshop Manuals PDF

DTC	FMI	Failing	Type of	Visible failure		Possible Cause		Repair action
		component	Failure
113		Accelerator		Vehicle acceleration		Accelerator pedal		Check the accelerator pedal
		pedal/ brake		very slow. Engine		and brake pressed		signal and pedal mechanical
		pedal suspect		idle speed: 500 rpm.		simultaneously (for		movement.
						too long);
						Accelerator pedal
						blocked or faulty;
						Incorrect use of
						vehicle.
116		Clutch		The	parameter	Clutch switch faulty		Check	clutch	pedal
		signal		reading	shows that	or wiring problems in		switch and wiring.
		suspect		the clutch is pressed.		pedal.
117		Brake pedal		Slight power re-		Main	and	Check the synchronisation of
		signal error		duction		secondary	brake	both switches (signal) and
						switch	not	wiring.
						synchronised.	One
						of the two	brake
						pedal switches may
						be stuck.
119		Plausibility +				Possible mechanical		Check wiring.
		15				problem (in pawl)or
						electrical problem.
121		Speed limiter w		Warning light		Short circuit or		Check wiring.
		/ light		permanently off.		defective wiring.
122		Warning light		Warning light		Short circuit or		Check wiring.
		ODB		permanently off.		defective wiring.
DTC	FMI	Failing	Type of	Visible failure		Possible Cause		Repair action
		component	Failure

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123		Edc lamp			Warning light	Short circuit or	Check wiring.
					permanently off.	defective wiring.
124		Cold start			Warning light	Short circuit or	Check wiring.
		lamp			permanently off.	defective wiring.
125		Main relay			Possible problems	Relay short circuit	Check wiring between ECM
		defect			during after-run.	to battery positive or	and battery.
						ground.	Replace relay if necessary.
126		Battery voltage			Possible problems	Alternator or battery	Check wiring.
					during after-run.	defective. Possible	Replace	alternator
						wiring problem.	regulator or battery
							Replace the alternatorif
							necessary.
127		Engine brake			Engine brake not	Relay or wiring	Check wiring.
		electro valve			operational.	short-circuited or	Replace relay if necessary.
						interrupted.
128		Main relay	-		Possible problems	Relay short circuit	Check wiring between ECM
		short circuit to			during after-run.	to battery positive or	and battery.
		battery				ground.	Replace relay if necessary.
						Relay may be faulty.
129		Air			Possible problems	Relay short circuit	Check wiring between ECM
		conditioner			during after run.	to battery positive or	and battery.
		compressor				ground.	Replace relay if necessary.
		relay				Relay may be
						faulty.
DTC	FMI	Failing		Type of	Visible failure	Possible Cause	Repair action
		component		Failure
12A		Relays for			Possible problems	Relay short circuit	Check wiring between ECM
		engine brake			during after run.	to battery positive or	and battery.
		valve				ground.	Replace relay if necessary.
						Relay may be faulty.
12B		Thermostarter			Heater not working.	Relay or wiring	Check wiring.
		relay	1			short circuited or	Replace relay if necessary.
		(heater)				interrupted.

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12C

Thermostarter

Heater not working.

Relay or wiring

Check wiring.

relay 2

short circuited or

Replace relay if necessary.

interrupted.

12E

Management

Grid

heater

Grid heater

short

Check wiring and

system

pre/

permanently

circuited to ground.

component.

post heating

operating.

(active)

131

Coolant

No reaction noticeable

Sensor

short

-

Check

the

wiring.

Replace

temperature

on behalf

of

the

circuited

or

value

sensor if necessary.

sensor

driver.

implausible.

132

Coolant

Slight power

Operation in extreme

Ensure the engine is not

temperature

reduction.

environmental

working

in

extreme

sensor (test)

conditions

or

sensor

environmental conditions.

inaccurate.

Check the wiring and the

sensor accuracy.

Replace sensor if necessary.

DTC

FMI

Failing

Type of

Visible failure

Possible Cause

Repair action

component

Failure

133

Air

Slight power re-

Sensor

short

Check the wiring. Replace

temperature

duction.

circuited

or

value

sensor if necessary.

sensor boost

implausible.

air

134

Boost pressure

No

reaction

Sensor short

Check

the

wiring. Also

sensor

perceivable

by

the

circuited or

check the environmental

driver.

difference between

pressure sensor.

Replace

Parameter recovery

environmental

sensor if necessary.

pressure and turbo

value: 2700 mbar.

pressure

implausible.

135

Fuel

Slight power re-

Sensor

short-

Check the wiring. Replace

temperature

duction.

circuited

or

value

sensor if necessary.

sensor

implausible.

138

Oil

pressure

No

reaction

Sensor

short-

Check the wiring and oil level.

sensor

perceivable

by

the

circuited

or

value

Replace

sensor

if

driver.

implausible.

necessary.

Parameter recovery

value: 3000 mbar.

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13A

Oil temperature

No

reaction

Sensor

short-

Check

the

wiring.

Replace

sensor

perceivable

by

the

circuited

or

value

sensor if necessary.

driver.

implausible.

Parameter recovery

value: coolant

temperature

value

(if intact) otherwise

120 C).

13C

Atmospheric

No

reaction

Sensor

short-

Check

the

wiring.

Replace

temperature

perceivable

by

the

circuited

or

value

sensor if necessary.

sensor

driver.

implausible.

(humidtiy?)

Parameter

recovery

value: 40 C.

DTC

FMI

Failing

Type of

Visible failure

Possible Cause

Repair action

component

Failure

141

Crankshaft

No reaction noticeable

Signal interrupted or

Check wiring and installation.

speed

on

behalf

of

the

wiring problem.

Replace

sensor

if

driver.

Sensor installation

necessary.

may not be correct.

142

Engine

No

reaction

Signal interrupted or

Check wiring and installation.

working only

perceivable

by

the

wiring problem.

Replace

sensor

if

With

driver.

Sensor

installation

necessary.

camshaft

may not be correct.

sensor

143

Camshaft

No

reaction

Signal interrupted or

Check wiring and installation.

sensor

perceivable

by

the

wiring problem.

Replace

sensor

if

driver.

Sensor

installation

necessary.

may not be correct.

144

Fault between

No reaction noticeable

Signal interrupted or

Check wiring and installation

fly-Wheel

on

behalf

of

the

wiring problem.

of both sensors.

sensor and

driver.

Flywheel and timing

camshaft

sensor

installation

may be incorrect.

145

Fan relay

No

reaction

Short circuit

or fan

Check the wiring and the

perceivable

by

the

actuator faulty.

fan actuator.

driver.

Replace the actuator if

Fan off.

necessary.

148

Air

Air

conditioner

Wiring or relay

Check the wiring. Replace

conditioner

permanently

off.

short-circuited.

relay if necessary.

compressor

relay

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DTC	FMI	Failing	Type of	Visible failure	Possible Cause		Repair action
		component	Failure
149		Preheating relay		Filter heater not	Wiring or	filter	Check the wiring. Replace
		fuel		working.	heater	short-	the filter heater if necessary.
		Filter			circuited.
151		Injector		The engine runs on 5	Injector	no.1	Check	correct	tightness to
		cylinder 1		cylinders.	electric trouble.		torque of the connectors on
							the solenoid valve of the
							injector (1.36 - 1.92 Nm).
							Check the integrity of the
							injector coil and replace the
							injector if defective. If the coil is
							integral,	check	the	wiring
							between the solenoid valve and
							EDC-connector.
152		Injector		The engine runs on 5	Injector	no.2	Check	correct	tightness to
		cylinder 2		cylinders.	electric trouble.		torque of the connectors on
							the solenoid valve of the
							injector (1.36 - 1.92 Nm).
							Check the integrity of the
							injector coil and replace the
							injector	if defective.		If the
							coil is integral, check the
							wiring between the solenoid
							valve and EDC connector.
153		Injector		The engine runs on 5	Injector	no.3	Check	correct tightness to
		cylinder 3		cylinders.	electric trouble		torque of the connectors on
							the solenoid valve of the
							injector	(1.36 - 1.92 Nm).
							Check the integrity of the
							injector coil and replace the
							injector if defective. If the coil
							is integral, check the wiring
							between	the solenoid		valve
							and EDC connector.

	DTC	FMI	Failing	Type of	Visible failure	Possible Cause		Repair action
			component	Failure
	149		Pre-heating		Filter heater not	Wiring or	filter	Check the wiring. Replace the
			relay fuel		working.	heater	short-	filter heater if necessary.
			Filter			circuited.

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151		Injector		The engine runs on 5	Injector	no.1	Check	correct		tightness to
		cylinder 1		cylinders.	electric trouble.		torque of the		connectors on
							the solenoid valve of the
							injector (1.36 - 1.92 Nm).
							Check the integrity of the
							injector coil and replace the
							injector if defective. If the coil is
							integral,	check		the	wiring
							between the solenoid valve and
							EDC-connector.
152		Injector		The engine runs on 5	Injector	no.2	Check	correct		tightness to
		cylinder 2		cylinders.	electric trouble.		torque of the connectors on
							the solenoid valve of the
							injector (1.36 - 1.92 Nm).
							Check the integrity of the
							injector coil and replace the
							injector	if defective.			If the
							coil is integral, check the
							wiring between the
							solenoid valve and EDC-
							connector.
153		Injector		The engine runs on 5	Injector	no.3	Check	correct tightness to
		cylinder 3		cylinders.	electric trouble		torque of the connectors on
							the solenoid valve of the
							injector	(1.36 - 1.92 Nm).
							Check the integrity of the
							injector coil and replace the
							injector if defective. If the coil
							is integral, check the wiring
							between	the	solenoid		valve
							and EDC-connector.

	DTC	FMI	Failing	Type of	Visible failure	Possible Cause		Repair action
			component	Failure
	154		Injecto r		The engine runs	Injector	no.4	Check correct tightness to
			Cylinder 4		on 5 cylinders	electric trouble		torque of the connectors on
								the solenoid valve of the
								injector (1.36 - 1.92 Nm).
								Check the integrity of the
								injector coil and replace the
								injector if defective. If the coil
								is integral, check the wiring
								between the solenoid
								valve and EDC connector.

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