ECM SYSTEM
WG1605-G-E3,WG1605-L-E3,WG1605-GL-E3, DM
1-112
DTC
629
642
643
Name
Fuel Pump Relay
Control/Coil
Fuel Pump Motor
Feedback
5 V External
5 V External
DTC Name
Fuel Pump Relay Coil Short-To-Power
Sensor Supply Voltage 1 Low (5Vext1)
Sensor Supply Voltage 1 High (5Vext1)
J1939
SPN
1348
1347
1079
1079
FMI
3
6
4
3
MIL
ON
ON
ON
ON
Detected Item
• Shorted relay
pull in coil
• relay driver
circuit shorted
to voltage in
wire harness
• Wiring harness short to ground
• ECM malfunction
• Wiring harness short to 12.0 V
power
• ECM malfunction
DTC Set
Preconditions
• Engine Running
• Key-On, Engine OFF, or Running
• Key-On, Engine OFF, or Running
DTC Set
Conditions
• Fuel Pump
relay coil
output short
to power/
voltage
• Fuel pump
motor
high-side
off-state < 4.0
volts
• battery
voltage < 16.0
volts
• 5VE1 < 4.60 V
• 5VE1 > 5.40 V
Period for
Judgment or
Number of
Occurrence
for Judgment
• 10 samples
• 2 sec
• 1 sec
• 1 sec
System
Action
• None
• None
• AL Disable
• Power derate 1
• AL Disable
• Power derate 1
Engine
Warning Light
ON
ON
ON
ON
DTC
652
653
686
Name
5 V External
5 V External
Power Relay Control/Coil
DTC Name
Sensor Supply Voltage 2 Low (5Vext2)
Sensor Supply Voltage 2 High (5Vext2)
Power Relay Ground Short
J1939
SPN
1080
1080
1485
FMI
4
3
4
MIL
ON
ON
ON
Detected Item
• Wiring harness short to ground
• ECM malfunction
• Wiring harness short to 12.0 V
power
• ECM malfunction
• Short to ground in relay pull in coil
• short to ground in relay driver circuit
in wire harness
DTC Set
Preconditions
• Key-On, Engine OFF, or Running
• Key-On, Engine OFF, or Running
• Key On, Engine Off
DTC Set
Conditions
• 5VE2 < 4.60 V
• 5VE2 > 5.40 V
• Power relay coil output shorted to
ground
Period for
Judgment or
Number of
Occurrence
for Judgment
• 1 sec
• 1 sec
• 10 samples
System
Action
• AL Disable
• Power derate 1
• AL Disable
• Power derate 1
• None
Engine
Warning Light
ON
ON
OFF
KiSC issued 12, 2016 A
Содержание WG1605-E3
Страница 1: ...WG1605 E3 DIAGNOSIS MANUAL ECM SYSTEM KiSC issued 12 2016 A...
Страница 3: ...I INFORMATION KiSC issued 12 2016 A...
Страница 4: ...CONTENTS 1 SAFETY FIRST I 1 INFORMATION KiSC issued 12 2016 A...
Страница 8: ...1 ECM SYSTEM KiSC issued 12 2016 A...
Страница 10: ...23 Spark Coil Primary DTC 2300 2301 2303 2304 2306 2307 2309 2310 1 228 KiSC issued 12 2016 A...