1. Check the network signal: Check the network signal icon in the upper right corner of the car screen. If there is no signal sign, the network signal cannot be found in the area where the car is currently located. You can try driving out into the open.
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2. Check whether the network traffic package is remaining or expired: In the vehicle personal information interface, you can generally find the details of the network traffic package of the vehicle. If the data is used up or the package expires, you need to buy the data package or recharge the fee to restore the normal use of the network;
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3. Check whether the data stream is turned on: At present, many models need to open mobile data in the vehicle setting interface of the center control panel in order to normally use the network of the vehicle;
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4. Restart the vehicle: When there is traffic and signal can not be connected to the network, there may be a BUG in the vehicle system. At this time, you can try to shut down the vehicle and restart it, so that the vehicle can also restart;
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5. The software is incompatible with the system. It is recommended to go to the repair shop for inspection.