Kubota WG1605-E3 Diagnostic Manual page 119

WG1605-G-E3,WG1605-L-E3,WG1605-GL-E3, DM
DTC
Name Injectors
Injector Driver #4
DTC Name
Open/Short-To-Ground
SPN
J1939
FMI
MIL
• Loss of 12.0 V feed to injector
• open injector coil
Detected Item
• open or shorted to ground injector
driver circuit in engine harness
DTC Set • Key-On, Engine Running
Preconditions
• Injector4 off-state low-side < 4.00 V
DTC Set
• and battery voltage > 9.00 V
Conditions
Period for • 10 samples
Judgment or
Number of
Occurrence
for Judgment
• CL Disable
System
• AL Disable KC
Action
• Low Rev Limit
Engine
ON
Warning Light
DTC
Name Knock
DTC Name Knock 1 Sensor Open or Not Present
SPN
J1939
FMI
MIL
• Sensor/wiring harness open/short
to power
Detected Item
• Sensor malfunction
DTC Set • Key On, Engine On
Preconditions
• KNK1 sensor input < 0.005 V
DTC Set • and RPM > 2000 min
Conditions • and MAP > 82.7 kPa [abs]
(0.844 kgf/cm
Period for • 10 sec
Judgment or
Number of
Occurrence
for Judgment
System • Power derate 1
Action • Retard Fault KNK
Engine
ON
Warning Light
270
Injectors
Injector Driver #4 Short-To-Power
654
5
ON
• Injector coil shorted internally
• Injector driver circuit shorted to
voltage between injector and ECM
• Key-On, Engine Running
• Injector4 on-state low-side > 4.00 V
• and battery voltage < 16.0 V
• 10 samples
• CL Disable
• AL Disable KC
• Low Rev Limit
ON
327
Cam/Crank Sensors
Crank Input Signal Noise
731
4
ON
• Crank+ or Crankcircuits in wrong
connector terminal slot
• Key On, Engine On
• Number of invalid cam re-syncs 3
-1
(rpm) re-syncs
• within a time window of <= 800 ms
2
, 12.00 psia)
• 1 sec
• AL Disable KC
ON
1-109
271
Knock
Knock 1 Excessive or Erratic Signal
654
6
ON
• Knock signal abnormality
(High side)
• Sensor malfunction
• Key On, Engine On
• KNK1 sensor input > 0.500 V
• MAP < 55.2 kPa [abs]
(0.562 kgf/cm
• 3 sec
• Power derate 1
• Retard Fault KNK
ON
336
Cam/Crank Sensors
Loss of Crankshaft Input Signal
636
2
ON
• Loss of sensor feed
• open sensor ground
• open or shorted to ground signal
wire
• Key On, Engine On
• Cam pulsed without crank activity >
3 cam pulses
• 1 sec
• None
ON
ECM SYSTEM
326
731
2
ON
2
, 8.00 psia)
337
636
4
ON
KiSC issued 12, 2016 A