Intake Air Volume: Low (Dtc P0101 / 132-1) - Kubota V3800-CR-TE4 Diagnosis Manual

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

(7) Intake Air Volume: Low (DTC P0101 / 132-1)

Behaviour during malfunction:
• Insufficient output
Detection item:
• Engine inlet air mass flow rate lacking (Disconnect turbo blower intake hose)
DTC set preconditions:
• Engine is operating [1000 min
• Coolant temperature is 15 °C (59 °F) or higher (Coolant temperature sensor is normal)
• MAF sensor is normal
• EGR valve is normal
• Intake throttle valve is normal
• Battery voltage is normal
DTC set parameter:
• Engine Inlet Air Mass Flow Rate: less than half of target value
Engine warning light:
• ON
System action:
• Output limitation: Approximately 50 % of normal condition
• Speed limitation (Accelerator limitation: 50 %)
• EGR stop
Recovery from error:
• Key switch turn OFF
-1
(rpm) or higher]
1. Check the Air Intake System
1. Check in accordance with "6.[1] AIR INTAKE SYSTEM
INSPECTION PROCEDURE". (Refer to page 1-S285)
NOTE
• Check if the suction hose of the turbo blower does not
come off. If the hose comes off, install it.
• Check the clogging condition of the air cleaner. If it is very
dirty, replace the new one.
OK Go to "2. DTC Judgment".
NG Repair in accordance with "6.[1] AIR INTAKE SYSTEM INSPECTION
PROCEDURE". (Refer to page 1-S285)
(1) Hose Clamp
(2) Hose
(3) Turbocharger
2. DTC Judgment
1. Place the key switch in the OFF position, and attach the
diagnosis tool to the CAN1 connector.
2. Operate the engine for 2 to 3 minutes with the engine in the idle
status.
3. Check whether the DTC is output or not.
Factory
specification
OK Normal.
NG Replace the MAF Sensor or replace the ECU.
(a) CAN1 Connector
1-S150
COMMON RAIL SYSTEM
[A] M60 Series
[B] M-GX Series
Either DTC is output.
9Y1200192CRS0675US0
9Y1200192CRS0925US0
9Y1200192CRS0239US0
KiSC issued 05, 2012 A