Kubota WG1605-E3 Diagnostic Manual page 126

WG1605-G-E3,WG1605-L-E3,WG1605-GL-E3, DM
DTC
Name Adaptive Learn
DTC Name Adaptive Learn High (NG)
SPN
J1939
FMI
MIL
• exhaust leaks upstream or near the
HEGO sensor
• reduced fuel supply pressure to the
Detected Item
gaseous fuel control system
• a fuel supply or manifold leak
• a non-responsive HEGO sensor
DTC Set • Engine Running, Adaptive Mode
Preconditions
• AL_BM > 30 %
• and RPM >= 0 min
• and RPM <= 9999 min
DTC Set • and MAP >= 0.0 kPa [abs]
Conditions (0.0 kgf/cm
• and MAP <= 682 kPa [abs]
(6.96 kgf/cm
Period for
• 3 updates
Judgment or
Number of
Occurrence
for Judgment
• CL Disable
System • AL Disable KC
Action
Engine
ON
Warning Light
1163
Adaptive Learn
Adaptive Learn Low (NG)
4237
0
ON
• high fuel supply pressure to the
gaseous fuel control or faulty
pressure regulator
• a non-responsive HEGO sensor
• Engine Running, Adaptive Mode
• AL_BM < 30 %
-1
(rpm) • and RPM >= 0 min
-1
(rpm) • and RPM <= 9999 min
• and MAP >= 0.0 kPa [abs]
2
, 0.0 psia) (0.0 kgf/cm
• and MAP <= 682 kPa [abs]
2
, 99.0 psia) (6.96 kgf/cm
• 3 updates
• CL Disable
• AL Disable KC
ON
1164
4237
1
ON
-1
(rpm)
-1
(rpm)
2
, 0.0 psia)
2
, 99.0 psia)
1-116
ECM SYSTEM
1165
Catalyst
Catalyst inactive on LPG
3050
11
OFF
• Engine Running
• EGO3/4 RMS > 0.008 phi
• and EGO3/4 RMS > EGO1/2 RMS
50 %
• and EGO3/4 RMS > CL waveform
RMS 50 %
• and mass flow at ports >=

10.0 g/sec and <= CBT CBT_ss

+/ 50.0 degF
• 100 updates
• Shutdown
• CL Disable
• AL Disable
• Hard Warning
ON
KiSC issued 12, 2016 A