COMMON RAIL SYSTEM
V3800-CR-TE4,V3800-CR-TIE4, DM
1-S100
9Y1200192CRS0640US0
Name
Pump seizing
ISO 14229
P-Code
P1275
J1939-73
SPN
523540
FMI
2
DTC Name
Pump seizing 2
Management Unit
for Detected Part
PMPEX
Detection item
• High pressure 2 error
DTC Set
Preconditions
• Sensor supply voltage VCC# is normal
• Rail pressure sensor is normal
DTC set parameter
(Approximate parameter)
• Rail pressure of above 197 MPa (2010 kgf/cm
2
, 28600 psi), and below 230 MPa (2350
kgf/cm
2
, 33400 psi) continues total time for 35 seconds
[Threshold changes depending on the engine speed. 2600 min
-1
(rpm) should be used
as a reference]
• Or, rail pressure of above 80 MPa (820 kgf/cm
2
, 12000 psi) continues total time for 1
second under condition of below 500 min
-1
(rpm)
[Threshold changes depending on the engine speed. 200 min
-1
(rpm) should be used
as a reference]
Time to action or
number of error
detection
• 1 time or more
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
Behaviour During
Malfunction
• Insufficient output
• Worsening exhaust gas performance
Engine Warning
Light
• ON
Recovery from
error
• Key switch turn OFF
KiSC issued 05, 2012 A
