Maintenance manual for sunray hfc4da1-2c china-IV diesel engines
195
Fault Tree:
Get the Technical Support.
Repair the harness.
Repair accordingly.
Replace water level sensor.
Repair accordingly.
Repair accordingly.
Eliminate the fault.
Drain filter.
Is there still water?
Check water level sensor for electrical faults.
Are there still electrical faults?
Check water level sensor connectors.
Are there still connector faults?
Check water level sensor resistance.
Is there still resistance fault?
Check ECU connectors.
Are there still connector faults?
Check for continuity and insulating property.
Electrical fault
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