Where is the ETC installed on the front windshield?

1 Answers
EmilyDella
07/29/25 11:04pm
The installation position of the ETC for small cars is generally in the upper middle part of the front windshield, while for large vehicles such as trucks and buses, it is installed in the lower middle part. The suitable installation position should be no lower than 1.2 meters and no higher than 2.5 meters, with an installation angle between 30 to 90 degrees. For vehicles with factory-installed or aftermarket explosion-proof film, which may affect the signal transmission of the microwave communication link, it should be installed in the microwave sunroof strip. ETC stands for Electronic Toll Collection. To apply for an ETC, you need to provide the original and photocopy of the vehicle owner's valid ID and vehicle registration certificate. If the application is not made by the owner, the agent's valid ID must also be provided. The photocopy of the vehicle registration certificate should include the page stamped with the latest annual inspection. Additionally, a bank card for deducting highway tolls is required, and the vehicle must be registered under the name of an individual aged between 18 and 60. Here are some precautions for installing ETC: Do not obstruct the driver's view. It is best to install it behind the rearview mirror: Many car models have a steeply angled windshield, which can reduce the driver's field of vision. If the ETC is installed without considering this, it may increase the driver's blind spots. Installing it on the right side behind the rearview mirror can help avoid obstructing the view. Do not affect charging: The ETC electronic tag consumes power but generally does not require charging or battery replacement because it has a solar panel on the back for self-charging. Therefore, during installation, avoid the black areas on the windshield and positions that may block the solar panel. Do not remove it arbitrarily once installed: The button in the middle of the adhesive is an anti-removal lever connected to a switch. After installation, the windshield will press the anti-removal lever in. If the tag is removed arbitrarily, the lever will pop out and trigger the switch, locking the electronic tag and rendering it unusable. You will then need to visit an ETC service point to unlock it. This mechanism is designed to prevent multiple vehicles from sharing one device. When using ETC, note the following: The ETC transaction sensing range is 8 meters. To avoid paying for the vehicle in front due to its ETC device malfunction, maintain a distance of more than 10 meters from the vehicle ahead. The ETC lane recognition speed is 20 kilometers per hour. Driving too fast may result in failed fee deductions due to the inability to read the vehicle's device information. If a debit card is linked to the ETC, insufficient balance may also cause fee deduction failures.
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