Kubota V3800-CR-TE4 Diagnosis Manual page 263

V3800-CR-TE4,V3800-CR-TIE4, DM
6. Check the Wiring Harness
Locate the cause of wiring harness ground short, and repair the
faulty area.
DTC Relating ECU Terminals
Terminal A-49 / A-73 or A-1 / A-25
P2147 (A-74, A-51, A-26, A-3 occurring
simultaneously)
Terminal A-49 / A-73 or A-1 / A-25
P2148 (A-74, A-51, A-26, A-3 occurring
simultaneously)
NOTE
• If DTC P2147 (Shorted injector actuation circuit to the
ground) has occurred, be sure to check the insulation of
injector itself in the following procedure.
1. Place the key switch in the OFF position, unplug each injector
connector from socket, and visually check the connector status.
Factory
Must be free from sludge and sparks.
specification
2. Using an insulation resistance tester (megger tester), measure
the resistance between each of terminals (1) and (2) and the
chassis ground (at the injector side).
Factory
10 MΩ or higher
specification
OK The injector functions normally. Locate another cause.
NG Faulty injector → Replace.
(1) Terminal COMMON
(2) Terminal TWV
1-S236
COMMON RAIL SYSTEM
Shorted Harness
Side
Ground
Power supply
(a) Injector
9Y1200192CRS0798US0
KiSC issued 05, 2012 A