Kubota Tractor Fault Codes DTC

WG1605-G-E3,WG1605-L-E3,WG1605-GL-E3, DM							ECM SYSTEM
DTC			108		111		112
Name		MAP		IAT		IAT
DTC Name		MAP high pressure		IAT Higher Than Expected Stage 1		IAT Low Voltage
J1939	SPN		106		105		105
	FMI		16		15		4
MIL			ON		OFF		OFF
			Sensor/wiring harness short to		Intake air temperature abnormality	Sensor/wiring harness short to
Detected Item			power		(High side stage 1)		ground
			Sensor malfunction				Sensor malfunction
DTC Set		Engine Cranking or Running			Engine Running		Engine Running
Preconditions
		MAP pressure > 110.3 kPa [abs]		rum-time wait for all IAT HiExp			IAT voltage < 0.100 V
DTC Set			(1.125 kgf/cm2, 16.00 psia)		faults 0.0 sec
Conditions			and TPS < 3.0 %	IAT > 71 degC (160 degF)
		and RPM > 1000 min-1 (rpm)		and RPM > 1000 min-1 (rpm)
Period for			2 sec		60 sec		1 sec
Judgment or
Number of
Occurrence
for Judgment
System			AL Disable KC		AL Disable		AL Disable
Action			Power derate 1		Power derate 1		Power derate 1
Engine		ON		ON		ON
Warning Light
DTC			113		116		117
Name		IAT		ECT/CHT		ECT/CHT
DTC Name		IAT High Voltage		ECT Higher Than Expected Stage 1		ECT/CHT Low Voltage
J1939	SPN		105		110		110
	FMI		3		15		4
MIL			OFF		OFF		OFF
			Sensor/wiring harness open/short		Engine coolant temperature	Sensor/wiring harness short to
Detected Item			to power		abnormality (High side stage 1)		ground
			Sensor malfunction				Sensor malfunction
DTC Set			Engine Running		Engine Running		Engine Running
Preconditions
		IAT voltage > 4.90 V		run time wait for ECT HiExp faults		ECT voltage < 0.100 V
DTC Set					30.0 sec
Conditions				ECT > 110 degC (230 degF)
				and RPM > 600 min-1 (rpm)
Period for			1 sec		20 sec		1 sec
Judgment or
Number of
Occurrence
for Judgment
System			AL Disable		AL Disable		AL Disable
Action			Power derate 1		Power derate 1		Power derate 1
Engine		ON		ON		ON
Warning Light

https://www.truck1-103-manuals.net/

KiSC issued 12, 2016 A

WG1605-G-E3,WG1605-L-E3,WG1605-GL-E3, DM							ECM SYSTEM
DTC			118		121		122
Name		ECT/CHT		TPS		TPS
DTC Name		ECT/CHT High Voltage		TPS1 % Lower Than TPS2 %		TPS1 Signal Voltage Low
J1939	SPN		110		51		51
	FMI		3		1		4
MIL			OFF		ON		ON
			Sensor/wiring harness open/short		TPS malfunction	TPS circuit in the harness short to
Detected Item			to power				ground
			Sensor malfunction				TPS malfunction
DTC Set			Engine Running	Key-On, Engine Cranking, or		Key-On, Engine Cranking, or
Preconditions					Running		Running
DTC Set		ECT voltage > 4.90 V			(TPS1 % TPS2 %) < 20.0 %	TPS1 voltage < 0.200 V
Conditions
Period for			1 sec		1 sec		0.5 sec
Judgment or
Number of
Occurrence
for Judgment
System			AL Disable		Shutdown		Shutdown
Action			Power derate 1
Engine		ON		ON		ON
Warning Light
DTC			123		127		129
Name		TPS		IAT		IAT
DTC Name		TPS1 Signal Voltage High		IAT Higher Than Expected Stage 2		BP Low Pressure
J1939	SPN		51		105		108
	FMI		3		0		1
MIL			ON		OFF		ON
		TPS circuit in the harness short to			Intake air temperature abnormality		Sensor out of calibration
			power		(High side stage 2)	Loss for 5V reference feed
Detected Item			TPS malfunction				(5V_ext1) to MAP
						Signal wire open or shorted to
							ground
DTC Set			Key-On, Engine Cranking, or		Engine Running		Engine Running
Preconditions			Running
		TPS1 voltage > 4.80 V		rum-time wait for all IAT HiExp		BP < 57.2 kPa [abs]
DTC Set					faults 0.0 sec		(0.584 kgf/cm2, 8.30 psia)
Conditions				IAT > 93 degC (200 degF)
				and RPM > 1000 min-1 (rpm)
Period for			0.5 sec		120 sec		1 sec
Judgment or
Number of
Occurrence
for Judgment
System			Shutdown		AL Disable		AL Disable KC
Action					Force idle
Engine		ON		ON		ON
Warning Light

https://www1.-truck104 -manuals.net/

KiSC issued 12, 2016 A

WG1605-G-E3,WG1605-L-E3,WG1605-GL-E3, DM							ECM SYSTEM
DTC			134		154		171
Name		EGO Sensors		EGO Sensors		Adaptive Learn
DTC Name		EGO1 Open/Lazy (HO2S1)		EGO2 Open/Lazy (HO2S2)		Adaptive Learn Bank 1 High (Gasoline)
J1939	SPN		3217		3227		4237
	FMI		5		5		0
MIL			ON		ON		ON
		Open feed circuit to O2 heater		Open feed circuit to O2 heater		exhaust leaks upstream or near the
		Open heater ground circuit		Open heater ground circuit			HEGO sensor
		Open or shorted to ground O2		Open or shorted to ground O2		reduced fuel supply pressure to the
			signal wire		signal wire		fuel injection system
		open sensor ground (5Vrtn1)			open sensor ground (5Vrtn1)		a inoperative sensor
Detected Item			inoperative sensor		inoperative sensor	an injector that is stuck closed or
							dirty
						weak spark or lack of spark to a
							cylinder
						a MAP sensor that indicates
							pressure that is lower than ture
							pressure
DTC Set			Engine Running		Engine Running	Engine Running, Adaptive Mode
Preconditions
		EGO cold persistently > 120.0 sec		EGO cold persistently > 120.0 sec			AL_BM > 30 %
						and RPM >= 0 min-1 (rpm)
DTC Set						and RPM <= 9999 min-1 (rpm)
						and MAP >= 0.0 kPa [abs]
Conditions
							(0.0 kgf/cm2, 0.0 psia)
						and MAP <= 682 kPa [abs]
							(6.96 kgf/cm2, 99.0 psia)
Period for			5 sec		5 sec		3 updates
Judgment or
Number of
Occurrence
for Judgment
System			CL Disable		CL Disable		CL Disable
Action			AL Disable KC		AL Disable KC		AL Disable KC
Engine		ON		ON		ON
Warning Light

https://www.truck1-105-manuals.net/

KiSC issued 12, 2016 A

WG1605-G-E3,WG1605-L-E3,WG1605-GL-E3, DM							ECM SYSTEM
DTC			172		182		183
Name		Adaptive Learn		FT		FT
DTC Name		Adaptive Learn Bank1 Low (Gasoline)		FT gasoline low		FT gasoline high
J1939	SPN		4237		174		174
	FMI		1		4		3
MIL			ON		ON		ON
			an inoperative O2 sensor	Operating in a frigid atmosphere		Operating in a hot environment
		high fuel supply pressure or			Sensor out of calibration		Sensor out of calibration
Detected Item			temperature
		internal mechanical engine damage
		an injector that is stuck open or
			leaking
DTC Set		Engine Running, Adaptive Mode			Engine Running		Engine Running
Preconditions
			AL_BM < 30 %	FT fault mode Temp only		FT fault mode Temp only
			and RPM >= 0 min-1 (rpm)		fuel temp < 37.0 degC ( 35.0	fuel temp > 60.0 degC (140.0 degF)
DTC Set		and RPM <= 9999 min-1 (rpm)			degF)
		and MAP >= 0.0 kPa [abs]
Conditions
			(0.0 kgf/cm2, 0.0 psia)
		and MAP <= 682 kPa [abs]
			(6.96 kgf/cm2, 99.0 psia)
Period for			3 updates		1 sec		1 sec
Judgment or
Number of
Occurrence
for Judgment
System			CL Disable		None		Power derate 2
Action			AL Disable KC
Engine		ON		ON		ON
Warning Light

https://www1.-truck106 -manuals.net/

KiSC issued 12, 2016 A

	WG1605-G-E3,WG1605-L-E3,WG1605-GL-E3, DM							ECM SYSTEM
	DTC			187		217		219
	Name		FT		ECT/CHT		Engine Speed
	DTC Name		FT Gaseous Fuel Extremery Low		ECT Higher Than Expected 2		RPM Higher Than Max Allowed
							Governed Speed
	J1939	SPN		3468		110		515
		FMI		1		0		15
	MIL			ON		OFF		OFF
				Not vaporized completely		Engine coolant temperature	Engine over speed condition, stuck
	Detected Item					abnormality (High side stage 2)		throttle, large vacuum leak into
								intake manifold after throttle blade
	DTC Set			Engine Running		Engine Running		Engine Running
	Preconditions
				Fuel temp < 40 °C ( 40 °F)	run time wait for ECT HiExp faults		RPM > 3800 min-1 (rpm)
	DTC Set					30.0 sec
	Conditions				ECT > 116 degC (240 degF)
						and RPM > 600 min-1 (rpm)
	Period for			1 sec		30 sec		1 sec
	Judgment or
	Number of
	Occurrence
	for Judgment
	System			None		Power derate 2	reduce throttle to limit speed
	Action
	Engine		ON		ON		ON
	Warning Light
	DTC			221		222		223
	Name		TPS		TPS		TPS
	DTC Name		TPS1 % Higher Than TPS2 %		TPS2 Signal Voltage Low		TPS2 Signal Voltage High
	J1939	SPN		51		3673		3673
		FMI		0		4		3
	MIL			ON		ON		ON
				TPS malfunction	TPS circuit in the harness short to		TPS circuit in the harness short to
	Detected Item					ground		power
						TPS malfunction		TPS malfunction
	DTC Set		Key-On, Engine Cranking, or			Key-On, Engine Cranking, or	Key-On, Engine Cranking, or
	Preconditions			Running		Running		Running
	DTC Set			(TPS1 % TPS2 %) > 20.0 %	TPS2 voltage < 0.200 V		TPS2 voltage > 4.80 V
	Conditions
	Period for			1 sec		0.5 sec		0.5 sec
	Judgment or
	Number of
	Occurrence
	for Judgment
	System			Shutdown		Shutdown		Shutdown
	Action
	Engine		ON		ON		ON
	Warning Light

https://www.truck1-107-manuals.net/

KiSC issued 12, 2016 A

	WG1605-G-E3,WG1605-L-E3,WG1605-GL-E3, DM							ECM SYSTEM
	DTC			261		262		264
	Name		Injectors		Injectors		Injectors
	DTC Name		Injector Driver #1		Injector Driver #1 Short-To-Power		Injector Driver #2
			Open/Short-To-Ground				Open/Short-To-Ground
	J1939	SPN		651		651		652
		FMI		5		6		5
	MIL			ON		ON		ON
			Loss of 12.0 V feed to injector			Injector coil shorted internally	Loss of 12.0 V feed to injector
	Detected Item			open injector coil	Injector driver circuit shorted to			open injector coil
			open or shorted to ground injector			voltage between injector and ECM	open or shorted to ground injector
				driver circuit in engine harness				driver circuit in engine harness
	DTC Set			Key-On, Engine Running		Key-On, Engine Running		Key-On, Engine Running
	Preconditions
	DTC Set			Injector1 off-state low-side < 4.00 V	Injector1 on-state low-side > 4.00 V		Injector2 off-state low-side < 4.00 V
	Conditions			and battery voltage > 9.00 V	and battery voltage < 16.0 V		and battery voltage > 9.00 V
	Period for			10 samples		10 samples		10 samples
	Judgment or
	Number of
	Occurrence
	for Judgment
	System			CL Disable		CL Disable		CL Disable
				AL Disable KC		AL Disable KC		AL Disable KC
	Action
				Low Rev Limit		Low Rev Limit		Low Rev Limit
	Engine		ON		ON		ON
	Warning Light
	DTC			265		267		268
	Name		Injectors		Injectors		Injectors
	DTC Name		Injector Driver #2 Short-To-Power		Injector Driver #3		Injector Driver #3 Short-To-Power
					Open/Short-To-Ground
	J1939	SPN		652		653		653
		FMI		6		5		6
	MIL			ON		ON		ON
				Injector coil shorted internally	Loss of 12.0 V feed to injector			Injector coil shorted internally
	Detected Item		Injector driver circuit shorted to			open injector coil	Injector driver circuit shorted to
				voltage between injector and ECM	open or shorted to ground injector			voltage between injector and ECM
						driver circuit in engine harness
	DTC Set			Key-On, Engine Running		Key-On, Engine Running		Key-On, Engine Running
	Preconditions
	DTC Set			Injector2 on-state low-side > 4.00 V	Injector3 off-state low-side < 4.00 V		Injector3 on-state low-side > 4.00 V
	Conditions			and battery voltage < 16.0 V	and battery voltage > 9.00 V		and battery voltage < 16.0 V
	Period for			10 samples		10 samples		10 samples
	Judgment or
	Number of
	Occurrence
	for Judgment
	System			CL Disable		CL Disable		CL Disable
				AL Disable KC		AL Disable KC		AL Disable KC
	Action
				Low Rev Limit		Low Rev Limit		Low Rev Limit
	Engine		ON		ON		ON
	Warning Light

https://www1.-truck108 -manuals.net/

KiSC issued 12, 2016 A