Yanmar 3TNV82A Troubleshooting Manual page 81

DTCs (Diagnostic Trouble Codes) General Description
Diagnosis Description
1) Initial diagnosis
with the diagnosis
tool
2) Check of
connectors/wiring
3) Failure Diagnostic
Work
TNV DI Service Manual
• Check the fault indication.
• Check the output signal of the CSD solenoid valve.
• Check the movement of the CSD solenoid valve by the active control function.
*For details of the method and the procedure of diagnosis, see P.1-178
• Before beginning your work, be sure to turn off the key switch.
• Check that the connector of the CSD solenoid valve is correctly inserted.
• Check that the wiring of the CSD solenoid valve is not disconnected or the
insulation of the wiring is not peeled.
• Check the resistance value of the CSD solenoid valve coil.
• Check the harness for correct continuity.
*For details of the method and the procedure of diagnosis, see P.1-178
FAILURE DIAGNOSIS
1-79