JAC HFC4DA1-2C - Page 125

Maintenance manual for sunray hfc4da1-2c china-IV diesel engines
126
Fault Tree:
检查制动阀连接
检修或更换
制动阀问题 更换制动阀
对制动阀外观检测
插接件问题
更换ECU
Y
N
N
Y
检查ECU插接件 Y 检修或更换
N
联系技术支持
N
Check the connection of brake valve.
Connector fault
Repair or replace it.
Check the appearance of brake valve.
Fault of brake valve Replace the brake valve.
Check the ECU connector.
Repair or replace it.
Replace the ECU.
Get the Technical Support.