B320198 - TroubleshootingB320198-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
B320198	OPEN CPU overheatingOPEN CPU过温	1. OpenCPU temperature is higher than 120 degrees and the module is abnormal1.OpenCPU温度高于120度、模组异常

Troubleshooting steps故障诊断步骤

①Power on check上电检查

After the vehicle has cooled down for a period of time, power it back on, use a diagnostic tool to read and clear the fault codes, and check whether the fault codes and symptoms are eliminated.车辆冷却一段时间后重新上电，使用诊断仪读取并清除故障码，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 T-BOX更换T-BOX

Replace with a new T-BOX and check whether the fault code and symptoms are eliminated.更换新的T-BOX，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。

Caution:注意：

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After replacing the T-BOX, you need to use a diagnostic instrument to recalibrate the T-BOX.更换T-BOX后，需用诊断仪对T-BOX重新标定。