JAC HFC4DA1-2C - Page 161

Maintenance manual for sunray hfc4da1-2c china-IV diesel engines
162
Fault Tree:
Check the battery voltage at
igniting.
Battery fault
Charge the battery.
Check the battery connection.
Fault of battery connectors
Repair accordingly.
Repair accordingly.
Check the ECU connector.
Connector fault
Check the resistance between chassis
and ECU
g
round.
Adjust the ECU ground.
Is the resistance too high?
Check the charging circuit of battery.
Fault of charging circuit Repair accordingly.
Get the Technical Support.