JAC HFC4DA1-2C - Page 200

Maintenance manual for sunray hfc4da1-2c china-IV diesel engines
201
Fault Tree:
检查ECU的接插件
做必要的修理
控制线路问题 修理线束
检查连续性和绝缘性
接插件问题
检查ECU
Y
N
Y
N
ECU问题
Y
更换ECU或者刷新ECU数据
N
联系技术支持
Get the Technical Support.
Repair the harness.
Repair accordingly.
Check ECU connectors.
Connector fault
Check for continuity and insulating property.
Control circuit failures
Check ECU.
ECU faults
Replace the ECU or refresh ECU
data.