···
Log in / Register

Why can't an electronic dog be installed in a car?

5 Answers
BraydenAnn
09/04/25 7:16am
An electronic dog, commonly known as a driving safety warning device, is not considered a traffic violation based on current laws and regulations. Below is relevant information about electronic dogs: 1. Introduction: An "electronic dog" is an in-car device designed to alert drivers to the presence of speed cameras or radar traps, helping to avoid fines and penalty points for speeding or other violations. It allows drivers to enjoy driving while staying vigilant, also known as a safe driving reminder. Currently, there is no legal prohibition or explicit permission for such devices. 2. GPS Radar Detectors: These devices combine full-band radar detection with GPS positioning and warning systems. Their principle involves pre-storing the latitude and longitude data of fixed speed traps or red-light cameras. When the vehicle approaches a target point within a certain distance, the device triggers an alert. GPS radar detectors can not only warn of speed traps but also alert drivers to traffic light cameras.
Was this review help?
1
1
Share
SanMia
09/16/25 8:06am
From the perspective of a veteran driver with 20 years of experience, I find the issue of cars not being allowed to install radar detectors (commonly known as "electronic dogs") quite frustrating. These devices are essentially radar detectors designed to identify speed cameras, but they are explicitly banned in most countries because they interfere with traffic enforcement equipment. I once witnessed a friend who installed one getting caught by the police—not only was he fined 500 yuan, but he also received penalty points, and the device was confiscated. From a safety standpoint, relying on such devices encourages speeding, which actually increases the risk of accidents. For example, on highways, driving too fast can easily lead to loss of control, resulting in collisions or other mishaps. Nowadays, navigation apps like Gaode even offer free speed limit alerts—why take the risk of installing such a device? Over time, habitual speeding can also affect insurance premiums, leaving you to bear the full cost in case of an accident. In short, for safe driving, it’s better to simply adhere to speed limits.
Was this review help?
18
0
Share
Expand All
TheoDella
09/16/25 8:08am
From my understanding of traffic regulations, installing a radar detector (electronic dog) in a vehicle is a major taboo, as it is legally prohibited. These devices can detect police radar signals, helping drivers avoid speed traps, but this violates traffic rules and can easily lead to dangers. National regulations classify this as an illegal modification. If caught, penalties can range from fines of several hundred to over a thousand yuan, or even confiscation of the device or impact on driving records. Safety is also a critical concern—radar detectors encourage reckless driving, increasing the likelihood of accidents due to frequent speeding, especially in congested urban areas. I often emphasize that obeying speed limits isn’t just a personal matter but also affects overall traffic order. Imagine if everyone on the road relied on radar detectors to drive recklessly—how safe would pedestrians and other vehicles be? If you want technological assistance, opt for legal alternatives like GPS navigation’s speed limit alerts to avoid unnecessary trouble.
Was this review help?
3
5
Share
Expand All
Eli
10/30/25 8:41am
From a technical perspective, installing a radar detector is a bad idea—it performs poorly and causes more trouble. These devices are designed to detect radar signals, but modern speed detection equipment has been upgraded with anti-interference technology, causing radar detectors to give false alerts or simply fail. After installation, sudden malfunctions often occur, leading to missed speed traps and resulting in drivers getting caught speeding. Not only that, but it can also interfere with the car's electronic systems, such as disrupting navigation or the normal operation of the audio system. I once tried it, and signal conflicts ended up damaging the air conditioning controls. It's far more reliable to simply use a navigation app with speed limit alerts. Safety comes first—don't put yourself at risk for the sake of a little clever trick.
Was this review help?
4
0
Share
Expand All
VanTyler
12/14/25 2:01am
As someone who drives the family car daily, I find it quite irresponsible to have a radar detector in the car, especially when traveling with children. It makes drivers less attentive to their speed, and speeding increases the risk of accidents, endangering both themselves and their families. The law explicitly prohibits these devices because they undermine the fairness of law enforcement. If caught with one installed, you could face fines and have it on your record, which may affect future insurance claims. From a safety perspective, it's even more critical: speeding raises the risk of rear-end collisions or rollovers, and children in the back seats are particularly vulnerable. I've personally experienced how crucial it is to control speed on slippery rainy roads. I recommend using free navigation apps on your phone instead, following the rules to ensure the safety of your entire family.
Was this review help?
11
4
Share
Expand All
More Forum Discussions

What Amount of Current is Considered a Leakage in Cars?

For ordinary cars, a current exceeding 40mA is considered a leakage, while for high-end cars, it's over 80mA. Below is a detailed introduction about car current leakage: Reasons for normal leakage: Some electrical devices must remain powered to maintain data memory functions. These devices mainly include computer control units and anti-theft sensors, which require continuous power supply to ensure round-the-clock monitoring capabilities. All these factors contribute to the inherent current leakage in cars. Reasons for abnormal leakage: Short circuits or oxidation shedding of the battery plates leading to self-discharge and power loss, as well as electronic components and circuits grounding causing leakage and battery depletion, are the primary causes of abnormal leakage.
6
1
Share

Can You Add Pure Water When Antifreeze Is Low?

You cannot add pure water when antifreeze is low. You must use the same brand of antifreeze. Different brands of antifreeze may have varying production formulas, and mixing them could lead to chemical reactions between additives, rendering them ineffective. Method for replacing antifreeze: Before completely replacing the antifreeze, conduct a thorough inspection to check for any signs of leakage or cracks in the pipes, with a focus on the five-way hose. The five-way hose is named for its five connections to different parts of the vehicle. Antifreeze flows through this hose and is distributed to various parts of the car to function. If there is any leakage of antifreeze in this section, replace the hose or resecure the connections as needed. Drain the old antifreeze, then flush the fluid channels with clean water. Add clean water to the antifreeze reservoir, then continue filling the reservoir to ensure water continuously circulates through the engine cooling system. Start the engine and let it idle for 3 to 5 minutes to allow the water to circulate. The initial water draining from the reservoir may appear slightly pinkish. Continue adding clean water until the drained water runs clear. Remember to disconnect the heater hose to drain all water from the heater system. Approximately one hour after draining, add the new antifreeze through the radiator hose to allow it to flow quickly into the radiator. Then, add another bottle of antifreeze to the reservoir until it is nearly full. Start the engine and let it run for about 10 minutes. During this time, the coolant level may drop as air is purged from the system. Top up the antifreeze until it reaches the "MAXT" mark on the reservoir.
15
4
Share

What is the correct way to step on the clutch, brake, and accelerator?

The correct way to step on the clutch, brake, and accelerator: 1. The left foot controls the clutch pedal, while the right foot controls the accelerator and brake pedals; 2. The left foot must press the clutch when shifting gears; 3. When not in use, the left foot should rest on the car's chassis, not on the pedals; 4. In emergencies, stomp on the brake firmly to ensure the vehicle stops in the shortest possible time, minimizing braking distance and preventing accidents; 5. When overtaking, press the accelerator firmly—driving side by side is most dangerous, so overtake as quickly as possible; 6. Avoid stomping on the brake pedal unnecessarily, both for passenger comfort and to prevent rear-end collisions.
2
0
Share

What Are the Hazards of Drowsy Driving?

The hazards of drowsy driving include decreased judgment, slower reaction times, and increased operational errors, which can easily lead to safety accidents. Below is a detailed introduction about drowsy driving: Identification Criteria: Driving a motor vehicle continuously for more than 4 hours without stopping for a break or with a break of less than 20 minutes is considered drowsy driving. Methods to Prevent Drowsy Driving: Control speed: High-speed driving can easily make drivers nervous. Driving slightly below the normal speed, without affecting traffic, can reduce mental stress and fatigue. At the same time, minimizing overtaking and emergency braking during driving can also alleviate fatigue and reduce safety hazards.
3
0
Share

What tire models can be used for 14-inch rims?

14-inch rims can use tires with sizes 175/70/R14, 175/65/R14, and 185/65/R14. The matching relationship between rims and tires is as follows: It is necessary to know the J value of the rim: Once the rim is selected, attention must be paid to the tread width when choosing tires, and the corresponding rim J value must be known. For example, a 5.5J rim can accommodate tire widths from 175 to 195mm, with the optimal width being 185mm. Tire size must be adjusted after rim upgrade: When the diameter of the rim increases, the sidewall of the matching tire must become shorter. The diameter of the modified wheel should be the same as that of the original vehicle wheel; otherwise, the speedometer will show deviations after modification, and the wheels may interfere with the body during movement.
13
3
Share

Can mineral engine oil still be used after seven months?

Mineral engine oil cannot be used after seven months because it deteriorates rapidly after being stored for more than six months, significantly reducing its lubrication effectiveness. Below are detailed explanations: Usage cycles for different types of engine oil: Mineral engine oil needs to be replaced every 5,000 kilometers or six months. Semi-synthetic engine oil has a usage cycle of about 7,500 kilometers or eight months. Fully synthetic engine oil has a usage cycle of about 10,000 kilometers or one year. Hazards of not changing engine oil for a long time: If a car does not change its engine oil for an extended period, the oil will become ineffective and deteriorate. Instead of providing protection, it will increase wear and damage to engine components. Additionally, its cooling effect diminishes, leading to the accumulation of a large amount of carbon deposits and sludge.
19
0
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.