Is there a time limit for the on-call exam of Heze subject 4?

Yes According to the official WeChat account information of Tongren Tongda Driving School, there is a time limit for taking the exam on site, and the validity period is 9 days. Subject four is also called subject three, and common sense of safe and civilized driving is also called subject four theoretical examination and driver theoretical examination, which is a part of motor vehicle driver's license examination.