Professional failure diagnose and protective measure.

专业故障诊断及保护措施。

youdao

OBD function, it can diagnose the failure comes up the vehicle and gas system.

OBD功能，可对原车及燃气系统进行故障诊断。

youdao

OBD function, it can diagnose the failure comes up the vehicle and gas system.

OBD功能，可对原车及燃气系统进行故障诊断。

youdao