Kubota V3800-CR-TE4 Diagnosis Manual page 266

V3800-CR-TE4,V3800-CR-TIE4, DM
5. Check the Wiring Harness → Repair or Replace the Faulty
Area
Check the wiring harness between ECU terminals A-1, A-25
and each injector terminal (A-74, A-51, A-26 or A-3), and locate the
open harness.
6. Check the Wiring Harness Connectors and ECU Pins
1. Check the wiring harness connectors of each ECU terminal and
the ECU pins for faulty connection, deformation or other
defects.
OK Go to "7. Check the DTC".
NG The connectors or ECU pins are faulty. → Repair them or replace the
ECU.
7. Check the DTC
1. Place the key switch in the OFF position, and attach the
diagnosis tool to the CAN1 connector.
2. Start the engine, and clear the past DTCs.
3. Read the DTC again.
Factory
Normal (No DTC is output.)
specification
OK Normal.
NG Faulty ECU → Replace.
(a) CAN1 Connector
1-S239
COMMON RAIL SYSTEM
9Y1200192CRS0790US0
9Y1200192CRS0791US0
9Y1200192CRS0448US0
KiSC issued 05, 2012 A