How to Reactivate the ETC Electronic Tag When It Falls Off?

2 Answers
Gianna
09/07/25 3:22am
If the ETC electronic tag falls off or becomes loose, you need to take the ETC device to an ETC service center or ETC service outlet for inspection. If the tag failure is not caused by human factors, a secondary activation of the ETC will restore normal functionality. ETC Usage Precautions: The ETC transaction sensing range is 8 meters. When the vehicle in front stops, to prevent issues such as the front vehicle's ETC device malfunctioning or not having an ETC device at all, maintain a distance of more than 10 meters to avoid automatic fee deduction for the front vehicle. The speed limit for ETC lane recognition is 20 km/h. Driving too fast may prevent the system from reading the vehicle's device information, leading to failed fee deductions. Unauthorized removal or movement of the OBU device, or if the ETC electronic tag falls off or becomes loose, may cause the electronic tag to fail. You can take it to the bank where the ETC card was issued or a highway service office for inspection. If the loosening or detachment is not due to human factors, a simple reactivation will suffice. When using a debit card linked to ETC, insufficient balance may result in failed fee deductions. Follow the guidance of on-site staff to use the manual MTC lane and pay via cash or card. Poor signal reception due to overly thick car windshields. This is especially important for vehicles that have had windshield replacements after accidents or for those who have modified their front windshields.
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DiBennett
09/19/25 2:53am
I've encountered similar situations before. It's quite common for the ETC electronic tag to fall off during installation, so don't worry. First, carefully remove the tag without damaging the chip, then thoroughly clean the glass surface with alcohol wipes to remove grease and let it dry for a few minutes. Next, choose an appropriate position for reattachment – usually the central area on the inside of the windshield, ensuring it doesn't obstruct your view; press firmly for several seconds to secure it. Activation is the crucial step: take out your phone, open the dedicated ETC app or mini-program (like the ETC service function in your bank app), and scan the QR code on the back of the tag; follow the prompts, and the system will automatically rebind your vehicle information, typically completing in just seconds. If the app doesn't work, call the service provider's customer service, provide the tag serial number and license plate number, and they'll guide you through remote activation. The whole process can be done in as little as 5 minutes. Note that the tag might have fallen off due to aging adhesive, so check its firmness after reactivation; if the tag is damaged, you'll need to visit a service center for a replacement. Choosing the right spot during initial installation can prevent future hassles.
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