What is the safe distance between cars in meters?

Why does the car make a chugging sound?

When idling, the car body shakes noticeably. Observing the exhaust pipe outlet, the exhaust gas flow is clearly intermittent, and the exhaust pipe shakes violently, accompanied by a distinct "chugging" sound. This is mostly caused by the following situations: 1. Engine misfire: An engine misfire mainly refers to one or more cylinders not functioning properly. Common symptoms include: intermittent exhaust gas flow, severe shaking of the exhaust pipe, and a clear "chugging" or "thumping" sound from the engine. This phenomenon is often related to ignition coil failure. 2. Overly rich air-fuel mixture: When the engine's air-fuel mixture is too rich, the symptoms include: difficulty starting the engine; poor acceleration after starting; uneven engine operation; black smoke from the exhaust pipe accompanied by a chugging sound, sometimes backfiring; reduced engine power and increased fuel consumption. This is mostly related to carbon buildup or clogged filters. 3. Cold start: During a cold start, the engine's lubrication is poor, the oil has low fluidity and is more viscous, leading to mechanical wear and noise. Additionally, during a cold start, the coolant temperature is low, and the air-fuel mixture is richer, resulting in incomplete combustion, which can cause engine shaking and chugging sounds. This is generally a normal phenomenon.

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What does car coating mean?

Electroplating film, fully known as electroplating decorative film, is a decorative product developed based on PVC material with high brightness and high reflectivity characteristics. This product was initially applied in outdoor advertising, architectural decoration, lightbox advertising, etc. Characteristics of electroplating film: In terms of protecting car paint, the original intention of developing electroplating decorative film was for advertising decoration. Therefore, compared to professional-grade car body color-changing films, electroplating film is more likely to peel off car paint and leave residual adhesive after removal. Regarding construction technical requirements, while electroplating film attracts car owners with its excellent mirror effect, it also significantly increases the difficulty of application. This not only raises the market entry threshold but also plays a role in survival of the fittest. In terms of memory capability, electroplating film itself has no memory ability, so it cannot automatically heal minor scratches under sunlight like professional-grade car body color-changing films. Application method of electroplating film: Before applying the film, the area to be covered must be cleaned. In most cases, washing with soapy water is sufficient. If conditions permit, use a lint-free cloth, 50% concentration alcohol or isopropanol, acetone, etc. After the alcohol and other liquids have evaporated, the film can be applied. First, apply one side, fix it, then use a tool to smooth it out while peeling off the backing paper.

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Is fingerprint recording still required for obtaining a driver's license in 2021?

Fingerprint authentication is required for the Subject 1 test. The driver's license examination is conducted sequentially through Subject 1, Subject 2, Subject 3, and Subject 4. Only after passing the previous subject can one proceed to the next. The specific test contents are as follows: 1. Subject 1: Road traffic safety laws, regulations, and related knowledge. The structure and basic question types of the test question bank are formulated by the Ministry of Public Security, and the traffic management departments of provincial public security authorities establish the test question bank for their respective provinces (autonomous regions, municipalities) based on local conditions. 2. Subject 2: Field driving skills test, including test items such as reversing into a garage, stopping and starting on a slope, turning at a right angle, driving along a curve, and parallel parking. 3. Subject 3: Road driving skills test, including basic test items such as preparation before starting (walking around the vehicle counterclockwise, fastening the seat belt, light test, shifting gears, releasing the handbrake, honking the horn), starting, driving straight, changing lanes, passing through intersections, parking by the roadside, passing through pedestrian crossings, passing through school zones, passing through bus stops, meeting vehicles, overtaking, and making U-turns. 4. Subject 4: Safe and civilized driving knowledge, test items: knowledge related to safe and civilized driving.

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Does Buying a Car Come with Lifetime Maintenance?

Whether buying a car comes with lifetime maintenance depends on the situation: 1. Place of purchase: Different purchase locations offer different incentives. To promote sales, 4S stores may offer lifetime maintenance. Consumers need to carefully evaluate what 4S stores offer when purchasing a car to avoid excessive spending. 2. Car maintenance content: Car maintenance refers to the preventive work of regularly inspecting, cleaning, replenishing, lubricating, adjusting, or replacing certain parts of the car, also known as car servicing. Modern car maintenance mainly includes the maintenance of the engine system (i.e., engine, transmission system, air conditioning system, cooling system, fuel system, power steering system, etc.), which can extend the car's life cycle.

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How to Use a Car USB Drive?

Simply insert the car USB drive into the vehicle's USB port. Here is a detailed introduction to the precautions for using a car USB drive: 1. File format: Generally, vehicles can only recognize music files in MP3 or WMA format. If the file format is incorrect, it can be converted to MP3 or WMA format. 2. Storage path: When copying music files, they should not be stored too deeply. Otherwise, the car's system may have difficulty scanning the music files on the USB drive. In general, files should be stored in the root directory of the USB drive. 3. USB drive capacity: Some car models do not support USB drives that are too large in capacity. When purchasing a USB drive, choose one that is appropriately sized and sufficient for your needs.

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What are the precautions for breaking in a new car?

There are four main precautions for breaking in a new car. Below is a detailed introduction to the precautions for breaking in a new car: 1. Proper warm-up: Proper warm-up helps the engine oil form an "oil film" between engine components, thereby reducing wear on engine parts. 2. Timely gear shifting: When driving a manual transmission model during the break-in period, shift gears promptly and appropriately to avoid incorrect behaviors such as high gear with low RPM or low gear with high RPM, and do not use a single gear for an extended period. 3. Timely maintenance: Follow the manufacturer's recommendations in the vehicle manual, and after reaching a certain mileage or time, promptly conduct vehicle inspection and maintenance, replace engine oil, oil filter, etc., and thoroughly inspect the chassis system. 4. Pay attention to the condition of the engine oil: During the break-in period, the engine is in a critical phase of "gradual adaptation," and the tiny metal particles generated during the operation of its components will mix into the engine oil. If the engine oil is not replaced in time, it will increase engine wear.

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What is the safe distance between cars in meters?

Why does the car make a chugging sound?

What does car coating mean?

Is fingerprint recording still required for obtaining a driver's license in 2021?

Does Buying a Car Come with Lifetime Maintenance?

How to Use a Car USB Drive?

What are the precautions for breaking in a new car?

Reasons for Insufficient Cooling in the 10th Generation Civic's Air Conditioning System

What are the penalties for driving in the wrong direction on highways under the 2021 regulations?

Should the Handbrake Be Engaged When Starting the Engine?

How to Have Someone Else Take the Points for a High-Definition Traffic Violation?