Check The Starting Assist Device; Check The Intake System - Kubota V3800-CR-TE4 Diagnosis Manual

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

3. Check the Starting Assist Device

1. Refer to the workshop manual for the tractor and check the
intake air heater, relay and related wiring harness.
2. In case the engine can not start when it is new or after the
maintenance, make sure to connect the injector harness
connector of the head cover position.
3. If the starter relay is used, neutral condition is required
depending on the model. Use the monitor function to check
whether the neutral switch (signal) is ON.
4. Perform an active test for models that have relay control in the
ECU on the engine side.
Factory Operates repeatedly between ON and OFF in accordance
specification with the specified cycle.
OK Go to "4. Check the Intake System".
NG Checking and repair of starting assist device (intake air heater).
(a) CAN1 Connector

4. Check the Intake System

1. Check in accordance with "6.[1] AIR INTAKE SYSTEM
INSPECTION PROCEDURE". (Refer to page 1-S285)
OK Go to "5. Check the Fuel System".
NG Repair in accordance with "6.[1] AIR INTAKE SYSTEM INSPECTION
PROCEDURE". (Refer to page 1-S285)
(1) Air Cleaner
(2) Air Cleaner Indicator
(3) Air Cleaner Switch
1-S25
COMMON RAIL SYSTEM
9Y1200192CRS0886US0
[A] M60 Series
[B] M-GX Series
9Y1200192CRS0880US0
KiSC issued 05, 2012 A