Kubota 07-CR-E5 - High Rail Pressure (DTC P0088; 157-0)

COMMON RAIL SYSTEM
07-CR-E5,07-CR-TE5,07-CR-TIE5, DM
1-S145
(4) High Rail Pressure (DTC P0088 / 157-0)
Behaviour during malfunction:
• Insufficient output
• Worsening exhaust gas performance
Detection item:
• Actual pressure exceeds the command pressure
DTC set preconditions:
• Rail pressure sensor is normal
• Sensor supply voltage VCC# is normal
DTC set parameter:
• Actual pressure ≥ 197 MPa (2010 kgf/cm
2
, 28600 psi)
Engine warning light:
•ON
Limp home action by engine ECU (system action):
• Output limitation: Approximately 50 % of normal condition
• Speed limitation (Accelerator limitation: 50 %)
• EGR stop
• Intake throttle 100 % open
Recovery from error:
• Diagnostic counter = zero or Key switch turn OFF
9Y3200007CRS0188US0
KiSC issued 03, 2022 A