Maintenance manual for sunray hfc4da1-2c china-IV diesel engines
139
Fault Tree:
Repair accordingly.
Repair the harness.
Repair accordingly.
Replace the component.
Check the component connector.
Connector fault
Visually check the component.
Component fault
ECU connector fault
Check continuity and insulating property.
Electrical fault
Replace the component.
Does the problem still exist?
Get the Technical Support.
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