Boost Pressure Sensor Abnormality (Dtc P0237 / 102-4, P0238 / 102-3) - Kubota V3800-CR-TE4 Diagnosis Manual

V3800-CR-TE4,V3800-CR-TIE4, DM

(17) Boost Pressure Sensor Abnormality (DTC P0237 / 102-4, P0238 / 102-3)

P0237 / 102-4: Boost temperature sensor abnormality (Low side)
Behaviour during malfunction:
• Insufficient output
Detection item:
• Ground short circuit of sensor / harness
• Failure of sensor
DTC set preconditions:
• Battery voltage is normal
• Sensor supply voltage VCC# is normal
DTC set parameter:
• Voltage of boost pressure sensor is 0.2 V or below
Engine warning light:
• ON
System action:
• 65 kPa (0.6628 kgf/cm
Recovery from error:
• Key switch turn OFF
P0238 / 102-3: Boost temperature sensor abnormality (High side)
Behaviour during malfunction:
• Insufficient output
Detection item:
• 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
DTC set parameter:
• Voltage of boost pressure sensor is 4.9 V or above
Engine warning light:
• ON
System action:
• 65 kPa (0.6628 kgf/cm
Recovery from error:
• Key switch turn OFF
2
, 9.426 psi) [default value]
2
, 9.426 psi) [default value]
1-S174
COMMON RAIL SYSTEM
9Y1200192CRS0710US0
9Y1200192CRS0711US0
KiSC issued 05, 2012 A