Can the ETC on the highway be unplugged when not in use?

1 Answers
EliasDella
07/29/25 1:27pm
Highway ETC can be unplugged when not in use, just plug it in before passing through the dedicated ETC lane on the highway. However, do not unplug the card during use, as it may cause failure. ETC working principle: Through the on-board electronic tag installed on the vehicle's windshield, dedicated short-range communication is established with the microwave antenna in the ETC lane at the toll station. Computer networking technology is used for backend settlement processing with the bank, allowing vehicles to pass through highway or bridge toll stations without stopping while paying the fees. ETC usage precautions: The ETC transaction sensing range is 8 meters. When encountering a stopped vehicle ahead, to prevent the vehicle in front from having a faulty ETC device or no ETC device at all, maintain a distance of more than 10 meters to avoid automatic fee deduction for the vehicle ahead. The speed limit for ETC lane recognition is 20 km/h. Excessive speed may result in failure to read the vehicle's device information, leading to failed fee deduction. Unauthorized removal or movement of the OBU device, or detachment/loosening of the ETC electronic tag, may cause the electronic tag to fail. It can be sent to the bank where the ETC card was issued or the highway service office for inspection. Non-intentional loosening or detachment only requires reactivation. When using a debit card linked to ETC, insufficient balance may also cause fee deduction failure. Follow the guidance of on-site staff to use the manual MTC lane and pay via cash or card. Excessive thickness of the vehicle's windshield may cause poor signal reception. This is particularly important for vehicles that have had their windshields replaced after accidents or modified front windshields.
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