Does ETC need to be reactivated if it falls off?

2 Answers
JosephFitz
07/28/25 3:58pm
Yes, it is necessary because the ETC device has an anti-tamper function. There is a small switch on the back of the ETC electronic tag. Once it is peeled off from the windshield, the internal switch will automatically close. Therefore, you must take the vehicle's registration certificate to the ETC service provider for reactivation. ETC's deduction principle: There will be one or more ETC lanes on the highway. Through the dedicated short-range microwave communication between the on-board electronic tag installed on the vehicle's windshield and the microwave antenna in the ETC lane at the toll station, and using computer networking technology to settle accounts with the bank, the vehicle can pay the toll without stopping at the bridge or toll station. All of this is based on the principle of passing first and deducting fees later. Benefits of installing ETC: Time-saving: eliminates the hassle of waiting in line; Green and eco-friendly: green and low-carbon, vehicles pass through toll stations without stopping, reducing noise and exhaust emissions and minimizing pollution; Reduced wear and tear: saves costs, reduces the frequency of vehicle starts and brakes, and lowers wear and fuel consumption; Improved efficiency: the theoretical efficiency of ETC lanes can be increased by 2-3 times, making traditional ETC updates faster and more high-tech. Compared to license plate payment, ETC technology is more mature and advantageous. More policy support: The State Council clearly stated in the "13th Five-Year Plan for the Development of a Modern Comprehensive Transportation System" that "by 2020, the interoperability of transportation cards in key urban clusters will be basically achieved, and the proportion of vehicles equipped with ETC will be significantly increased." It also explicitly set the goal in the "13th Five-Year" comprehensive transportation development indicators: "by 2020, the ETC usage rate for road passenger vehicles will reach 50%." More future possibilities: In addition to continuously improving the convenience of ETC installation and usage and the ETC usage rate for passenger vehicles, the future will also promote the use of ETC for trucks and explore the deep integration of the ETC system with smart transportation development directions such as vehicle-to-vehicle communication and vehicle-road coordination, providing comprehensive travel services for car owners. This means more application scenarios will support ETC applications. Here are the precautions for installing ETC: Do not obstruct the view; it is best to install it behind the rearview mirror: Many car models have a large rearward angle of the windshield, which reduces the driver's field of vision. If this is not considered during ETC installation, it will increase the driver's blind spots. Installing it behind the rearview mirror on the right side can avoid obstructing the view. Do not interfere with charging: The ETC electronic tag requires power, but generally, it does not need to be charged or have its battery replaced because there is a solar panel on the back that can charge itself. Therefore, during installation, avoid the black areas on the windshield and do not place it where the solar panel might be obstructed. Do not remove it casually once installed: The button in the middle of the adhesive is an anti-tamper rod connected to a switch. After the electronic tag is installed, the windshield will press the anti-tamper rod in. If it is removed casually, the rod will pop out and trigger the switch, locking the electronic tag and rendering it unusable. You will then need to go to an ETC service point to unlock it. This is designed to prevent multiple vehicles from sharing one device. Things to note when using ETC: The ETC transaction sensing range is 8 meters. To prevent the ETC device of the vehicle in front from malfunctioning, maintain a distance of more than 10 meters from the vehicle in front to avoid automatic sensing and paying for the vehicle ahead. The recognition speed for ETC lane passage is 20 kilometers per hour. Driving too fast may prevent the vehicle's device information from being read, leading to a failed fee deduction. When using a debit card linked to ETC, insufficient balance will also result in a failed fee deduction.
Was this review help?
9
5
Share
Sanders
08/11/25 11:06pm
Last time my car's ETC fell off, and I was quite nervous because I got stuck at the highway entrance. After falling off, it usually needs to be reactivated to work properly. The activation process is simple: first, reattach the device to its original position on the windshield, aligned with the toll station receiver; then use a mobile app or contact a service point to complete the process, which takes just a few minutes. If not activated, the signal won't align with the toll station, and the ETC won't deduct fees automatically. You might be treated as violating regulations on the highway and could face fines. It's recommended to check if the device is firmly attached before driving and avoid driving too fast on bumpy roads to prevent it from shaking loose. After activation, test it on a short stretch of the highway to confirm the indicator light is working normally.
Was this review help?
12
0
Share
Expand All
More Forum Discussions

Where is the Corolla's car seat interface located?

The Corolla is equipped with ISOFIX interfaces, which are generally located in the gaps between the backrest and the seat cushion of the left and right rear seats. Below is some relevant information about the ISOFIX car seat: 1. Function: ISOFIX is a new standard for installing child seats in cars. Its purpose is to make the installation of child seats quick and simple, with a rigid connection for enhanced safety. Child seats equipped with ISOFIX can be easily secured to the car's ISOFIX interface, improving safety. 2. Child Seats: Additionally, LATCH is a child seat anchoring system established in the United States, and LATCH interfaces can also accommodate ISOFIX interfaces. ISOFIX interfaces are pre-installed in cars during manufacturing. Child seat manufacturers install ISOFIX connectors on their seats, allowing ISOFIX-compatible child seats to be easily secured to the car's ISOFIX interface.
12
0
Share

What does AC mean in a vehicle?

Vehicle AC is the abbreviation for Aircondition, meaning air conditioning. The AC button serves as the switch for the car's air conditioning system. Overview of AC: The A/C switch is essentially the air conditioning switch, controlling whether the compressor operates. Inside the compressor, there is an electromagnetically controlled clutch. When the coil is energized, the electromagnetic clutch engages, and the compressor works. Otherwise, the compressor's pulley simply spins without the compressor functioning. If the button's light is on, it indicates the air conditioning is operating. In winter, when using the engine's heat, this function is unnecessary, but in summer, it is required for cooling. Precautions: Some drivers have the bad habit of not turning off the air conditioning before parking and shutting off the engine. This can cause the air conditioning to start automatically the next time the engine is started, increasing the engine's load and raising fuel consumption during startup. Therefore, it is recommended to turn off the air conditioning a few minutes before parking, which not only protects the engine but also saves fuel.
9
2
Share

Where is the drain hole for the Buick Regal trunk?

The trunk drain hole is located beneath the spare tire in the trunk, which is at the very bottom of the trunk compartment. 1. Drain holes are typically sealed with rubber plugs to prevent rainwater from flowing back into the vehicle. The trunk usually has one or two drain holes, and removing the rubber plug allows water to drain. If there is a water leak, the cause should be identified and resolved at the source. 2. Under normal circumstances, the trunk should not take in water, as any rainwater that seeps in is usually discharged through drainage channels near the taillights. 3. The purpose of drain holes is to channel rainwater out of the vehicle. Cars are equipped with many hidden drain holes, commonly found in the engine compartment, sunroof, fuel filler cap, and below the door panels. The functionality of these drain holes significantly impacts the vehicle's usability. 4. The sunroof and engine compartment drain holes are particularly prone to clogging. The engine compartment drain hole is situated near the air conditioning intake, making it susceptible to bacterial growth and potentially affecting the air quality from the AC. Sunroofs generally feature multiple drain holes, each connected to a drainage hose.
19
2
Share

How to Install Car Door Anti-Collision Strips?

Method for installing car door anti-collision strips: 1. Wipe the area where the anti-collision strip needs to be installed clean with a towel; 2. Peel off a small portion of the adhesive tape inside the anti-collision strip to better secure its position; 3. Attach the adhesive side of the anti-collision strip to the desired installation area; 4. Press the anti-collision strip along its direction while peeling off the remaining double-sided tape; 5. Trim any excess anti-collision strip that protrudes, and the installation is complete. There are two types of door anti-collision strips: patch-type and strip-type. The patch-type anti-collision strip is a small adhesive block with double-sided tape on one side, usually attached to the most vulnerable areas of the door. This type offers limited protection but has a relatively refined appearance, providing some decorative effect. The strip-type has a U-shaped cross-section with double-sided tape on the inner side of the U. When installed, the U-shaped groove is embedded into the edge of the door. This type offers a larger protective area but has a simpler appearance, which may somewhat affect the vehicle's aesthetics.
6
3
Share

Can I reattach and activate the ETC device myself after it falls off?

No, you cannot use it. The ETC device will become invalid if it is removed by yourself or falls off on its own. This is because the ETC device has an anti-tamper feature. There is a small switch behind the ETC electronic tag, which will automatically shut off once the device is detached from the windshield. Therefore, you must take your vehicle's registration certificate to the ETC service provider for reactivation. ETC Billing Principle: There will be one or more ETC lanes on highways. Through dedicated short-range microwave communication between the vehicle-mounted electronic tag installed on the windshield and the microwave antenna in the ETC lane at the toll station, computer networking technology is used for backend settlement with the bank. This achieves the purpose of vehicles not needing to stop at toll stations to pay road and bridge fees, all based on the principle of "pass first, deduct later." Benefits of Installing ETC: Time-saving: Eliminates the hassle of waiting in queues; Green and eco-friendly: Low-carbon, as vehicles pass through toll stations without stopping, reducing noise and exhaust emissions and minimizing pollution; Reduced wear and tear: Saves costs by reducing the frequency of vehicle starts and brakes, lowering wear and fuel consumption. Users also enjoy a 5% discount on toll fees; Improved efficiency: Theoretically, ETC lanes can increase vehicle throughput by 2-3 times, making traditional ETC faster, more advanced, and more high-tech. Compared to license plate payment, ETC technology is more mature and advantageous. More policy support: The State Council explicitly stated in the "13th Five-Year Plan for the Development of a Modern Comprehensive Transportation System" that "by 2020, the interoperability of transportation cards in key city clusters will be basically achieved, and the proportion of vehicles equipped with ETC will significantly increase." It also set a target in the "13th Five-Year" comprehensive transportation development indicators: "By 2020, the ETC usage rate for road passenger vehicles should reach 50%." More future possibilities: In addition to continuously improving the convenience of ETC installation and usage and increasing the ETC adoption rate for passenger vehicles, efforts will be made to promote ETC usage for trucks in the future. There will also be exploration of deep integration between ETC systems and smart transportation directions such as vehicle-to-vehicle communication and vehicle-to-infrastructure coordination, providing comprehensive travel services for vehicle owners. This means more application scenarios will support ETC usage. 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 windshields with a steep rearward angle, which can reduce the driver's field of vision. If this is not considered during ETC installation, it may increase blind spots for the driver. Install it on the right side behind the rearview mirror to avoid obstructing the view. Do not interfere with charging: The ETC electronic tag requires power but generally does not need to be charged or have its battery replaced, as it has a solar panel on the back for self-charging. Therefore, avoid installing it on the blackened areas of the windshield or positions that may block the solar panel. Do not remove it randomly once installed: The adhesive in the middle has an anti-tamper rod connected to a switch. Once the electronic tag is installed on the windshield, the anti-tamper rod will be pressed in. If the device is removed, the rod 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 feature is designed to prevent multiple vehicles from sharing one device. Notes for Using ETC: The ETC transaction sensing range is 8 meters. To prevent issues caused by the ETC device of the vehicle ahead, maintain a distance of at least 10 meters from the vehicle in front to avoid automatic payment for it. The ETC lane recognition speed is 20 km/h; driving too fast may result in failure to read the vehicle's device information and cause billing failure. When using a debit card linked to ETC, insufficient balance may also lead to billing failure.
9
5
Share

What is the purpose of a car's sport mode?

Car's sport mode significantly improves the vehicle's power and acceleration, better unleashing its performance. The working principle involves altering the logic of the transmission's shifting operation in normal mode. In sport mode, the transmission's shifting timing is delayed to maintain higher engine RPM, thereby achieving greater torque output and enhancing the car's acceleration performance. After activating sport mode, the electronic control unit increases the engine RPM to ensure sufficient torque for quick starts and stops. This allows the car's performance to be fully demonstrated, and the previously unexperienced "back-pushing sensation" will follow. Additionally, the car adjusts other settings, such as stiffening the suspension for greater support, increasing throttle sensitivity, boosting engine air intake, and raising fuel consumption. It may even directly modify electronic systems and body configurations, such as deactivating the vehicle stability system and adjusting spoilers. Generally, sport mode is most effective during uphill climbs and overtaking. It can also be used during high-speed driving, where the high engine RPM helps clear carbon deposits. When used correctly, sport mode has minimal negative effects. However, it's important not to keep sport mode constantly activated, as it increases transmission load and temperature, leading to accelerated wear and higher fuel consumption. Sport mode should be used periodically and appropriately to help clear carbon deposits in the engine, improve fuel economy, and extend engine life.
17
5
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.