Kubota V3800-CR-TE4, Руководство по диагностике

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COMMON RAIL SYSTEM
V3800-CR-TE4,V3800-CR-TIE4, DM
1-S78
9Y1200192CRS0618US0
Name Rail pressure sensor abnormality
ISO 14229
P-Code
P0192 P0193
J1939-73
SPN 157 157
FMI 4 3
DTC Name Rail pressure sensor: Low Rail pressure sensor: High
Management Unit
for Detected Part
PCL PCH
Detection item
• Ground short circuit of sensor / harness
• Failure of sensor • Open circuit or +B short circuit of sensor
/ harness.
• Failure of sensor
DTC Set
Preconditions • Battery voltage is normal
• Sensor supply voltage VCC# is normal • Battery voltage is normal
• Sensor supply voltage VCC# is normal
DTC set parameter
• Voltage of rail pressure sensor is 0.7 V or
less
• Voltage of rail pressure sensor is 4.9 V or
above
Time to action or
number of error
detection • Transient • Transient
System Action
• Output limitation: Approximately 50 % of
normal condition
• Speed limitation (Accelerator limitation:
50 %)
• Rail pressure limitation:
Command pressure ≤ 80 MPa
(820 kgf/cm
2
, 12000 psi)
• EGR stop
• Engine forcibly stopped 60 sec. later
• Output limitation: Approximately 50 % of
normal condition
• Speed limitation (Accelerator limitation:
50 %)
• Rail pressure limitation:
Command pressure ≤ 80 MPa
(820 kgf/cm
2
, 12000 psi)
• EGR stop
• Engine forcibly stopped 60 sec. later
Behaviour During
Malfunction
• Insufficient output
• Worsening exhaust gas performance
• Worsening running noise
• Increase in white smoke
• Engine stops • Insufficient output
• Worsening exhaust gas performance
• Worsening running noise
• Increase in white smoke
• Engine stops
Engine Warning
Light • ON • ON
Recovery from
error • Key switch turn OFF • Key switch turn OFF
KiSC issued 05, 2012 A