Boost Pressure Low - Kubota V3800-CR-TE4 Diagnosis Manual

V3800-CR-TE4,V3800-CR-TIE4, DM
Name
ISO 14229
P-Code
SPN
J1939-73
FMI
DTC Name

Boost pressure low

Management Unit
for Detected Part
Detection item
DTC Set
Preconditions
DTC set parameter
Time to action or
number of error
detection
System Action
Behaviour During
Malfunction
Engine Warning
Light
Recovery from
error
• Disconnect the hose between the turbo blower out and intake flange
• Other than during regeneration mode
• Engine speed is 1600 min
• Target intake air flow value is 950 mg/cyl or more
• MAF sensor is normal
• EGR valve is normal
• Intake throttle valve is normal
• Intake pressure sensor is normal
• Barometric pressure sensor is normal
• Coolant temperature sensor is normal
• Boost pressure sensor output is below target level in high air flow operating condition
(5 to 8 kPa or less)
• 10 sec. or more
• Output limitation: Approximately 50 % of normal condition
• Speed limitation (Accelerator limitation: 50 %)
• EGR stop
• Insufficient output
• ON
• Key switch turn OFF
Boost pressure low
P3011
132
15
GA2
-1
(rpm) or more
1-S116
COMMON RAIL SYSTEM
9Y1200192CRS0656US0
KiSC issued 05, 2012 A