How Should Beginners Use Rearview Mirrors for Reversing?

How to Sleep Safely with the Air Conditioning On in the Car?

Sleeping in the car with the air conditioning on is a very bad habit and also extremely dangerous. It is essential to avoid using the car's air conditioning while resting. This is because running the air conditioning in an enclosed space can lead to the accumulation of carbon monoxide due to poor air circulation. Carbon monoxide is a toxic gas that can cause poisoning, leading to shock or fainting. Below is additional information on car air conditioning usage: 1. While Driving: If the car is in motion, the carbon monoxide produced by the vehicle is quickly dispersed or reduced due to rapid air convection, posing minimal harm to the human body. 2. Idle State: However, when the car is idling or stationary, even outdoors, carbon monoxide can accumulate around the vehicle. Over time, the concentration increases, becoming highly dangerous. In severe cases, it can lead to carbon monoxide or carbon dioxide poisoning, which can be life-threatening.

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How long does it usually take for an appointment to be successfully processed?

When scheduling exams for Subject 1, Subject 2, Subject 3, or Subject 4 through the Traffic Management 12123 platform, the system automatically reviews the application 5 days before the exam date. Candidates who pass the review will receive a confirmation SMS, typically sent around 3 days before the exam. Whether the appointment is successful or not, the vehicle management office will send an SMS notification. Below is relevant information about driver's license applications: 1. Small Cars: Applicants for small cars, small automatic transmission cars, or light motorcycles must be between 18 and 70 years old. 2. Trucks: Applicants for low-speed trucks, three-wheeled vehicles, ordinary three-wheeled motorcycles, ordinary two-wheeled motorcycles, or wheeled self-propelled machinery must be between 18 and 60 years old. 3. Buses: Applicants for city buses, medium-sized passenger vehicles, large trucks, trolleybuses, or trams must be between 21 and 50 years old. 4. Tractor Trailers: Applicants for tractor trailer licenses must be between 24 and 50 years old. 5. Large Passenger Vehicles: Applicants for large passenger vehicle licenses must be between 26 and 50 years old.

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How to Tell if a Vehicle Has ABS

Speed up to around 60 km/h and perform an emergency brake. If you feel the brake pedal and steering wheel vibrating and hear a "clicking" sound, the vehicle has ABS. Alternatively, you can look under the hood for a square-shaped component with six thin metal tubes attached to it—this is the ABS unit. Below is additional information about ABS: 1. ABS: The term "ABS" stands for "Anti-lock Braking System" in Chinese. It is a vehicle safety control system with advantages such as anti-skid and anti-lock features. ABS is an enhanced technology based on conventional braking systems and can be categorized into mechanical and electronic types. 2. Working Principle: (1) Mechanical ABS has a simple structure, primarily consisting of a mechanical valve. It uses a rubber airbag inside the valve to provide feedback on braking pressure, continuously releasing and reapplying the brakes to prevent wheel lock-up. This type is commonly found in some domestic pickup trucks and low-end buses. (2) Electronic ABS comprises components such as wheel speed sensors, wiring harnesses, a computer, an ABS hydraulic pump, and indicator lights. It sends signals to the vehicle's computer system based on factors like friction, wheel speed, turning angle, and body tilt. The computer then distributes braking force frequency, controls engine torque output, and applies varying braking forces to each wheel. This achieves scientifically balanced brake force distribution, effectively preventing issues like vehicle deviation, skidding, or fishtailing during emergency braking, thereby avoiding loss of control.

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How long does it take for a high-speed traffic violation to appear on 12123?

A week or so. Here are some details: 1. Violation information: If a motor vehicle commits a traffic violation that requires penalties according to regulations, the public security network generally publishes the violation information within 7 working days. For traffic violations captured by electronic monitoring, the processing cycle by traffic police typically takes about 3-5 working days. In summary, the violation can be checked after a week. 2. Publication time: The violation information is published within the scope of the province, municipality, or autonomous region. Vehicle owners can check online for any violations by searching for the local traffic management office, and any violations should be dealt with promptly.

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How to Judge a 1.5-Meter Distance Between the Right Side of the Car Body and the Sideline?

Methods to judge a 1.5-meter distance between the right side of the car body and the sideline are as follows: 1. The right one-third of the car's front is the easiest to judge: You can drive slowly with the one-third point of the car's front aligned with the ground sideline and use the rearview mirror to judge. If there is a small rearview mirror on the engine cover, observe the sideline and the car body through the right small rearview mirror—they should either fit together or overlap by half. 2. When going uphill, look at the right one-third position of the car's front engine cover: For the tire position, just focus on the distance on the left side. Parking precautions are as follows: 1. Park in a shaded area; Generally, try to choose a shaded spot in an open-air parking lot, but it's important to note that shaded parking does not mean under a tree. If there are no other shaded areas available, tree shade can be a temporary alternative. 2. Face the rear of the car toward the sunlight; Theoretically, when the front of the car faces the sun, the temperature inside tends to rise faster than when the rear faces the sun. The front interior contains many plastic components, and prolonged sun exposure can cause these parts to age.

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What Causes a Car Not to Start After Maintenance?

Here are the reasons why a car may not start after maintenance: 1. Weak Battery: The symptoms include the starter motor turning but not fast enough (lacking power), or the starter motor making noise without turning. Low temperatures in winter or forgetting to turn off certain electrical devices can prevent the car from starting, especially when used for short distances at low speeds for extended periods in winter, causing the battery voltage to drop below the rated value and preventing normal operation. 2. Blocked Fuel Flow: Avoid waiting until the fuel is almost empty to refuel. The symptom is no oil pressure in the engine fuel supply pipe. 3. Poor Ignition System Performance: The symptom is poor fuel atomization in the cylinder due to low intake air temperature, especially in very cold weather.

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How Should Beginners Use Rearview Mirrors for Reversing?

How to Sleep Safely with the Air Conditioning On in the Car?

How long does it usually take for an appointment to be successfully processed?

How to Tell if a Vehicle Has ABS

How long does it take for a high-speed traffic violation to appear on 12123?

How to Judge a 1.5-Meter Distance Between the Right Side of the Car Body and the Sideline?

What Causes a Car Not to Start After Maintenance?

What Does It Mean to Lose Communication with the Engine Control Module?

How to Immediately Know If You Have Committed a Traffic Violation?

Are Vehicles Converted from Commercial to Non-commercial Use Eligible for the 6-Year Exemption from Inspection?

What is the mileage limit for commercial vehicles to be scrapped?