P144398 - TroubleshootingP144398-故障诊断

Fault code description故障码说明

DTC故障码(DTC)	Fault code description故障码描述	Possible cause of failure可能故障原因
P144398	Abnormal temperature of AC charging plug慢充枪温度异常	1. The AC charging plug terminal connection is abnormal or there is foreign matter1.慢充枪端子连接异常或者存在异物

Troubleshooting steps故障诊断步骤

①General inspection一般检查

Stop charging, clear the fault code, and leave the vehicle alone for a period of time.停止充电，清除故障码，车辆静置一段时间。

Carry out AC charging of the vehicle in a normal temperature environment and check whether the fault code and symptoms are eliminated.车辆在正常温度环境下进行慢充，检查故障码及症状是否排除。

Are the test results normal?检查结果是否正常？

Yes是

Fault resolved.故障排除。

No否

Go to step 2.去步骤2。

②Replace charging socket更换充电插座

Replace the charging socket with a new one and check whether the fault code and symptoms are eliminated.更换新的充电插座，检查故障码及症状是否排除。

Are the test results normal?检查结果是否正常？

Yes是

Fault resolved.故障排除。

No否

Look for causes from other symptoms.从其他症状查找原因。