What to Do When the Tire Has a Small Cut?

Can a Car Battery Be Repaired?

Batteries can be repaired. Below is relevant information about car batteries: 1. Introduction: A car battery, also known as a storage battery, is a type of battery. What people commonly refer to as a battery is a lead-acid battery, which is primarily made of lead and its oxides, with sulfuric acid solution as the electrolyte. 2. Working Principle: The battery uses lead plates filled with spongy lead as the negative electrode and lead plates filled with lead dioxide as the positive electrode, with 22-28% dilute sulfuric acid as the electrolyte. During charging, electrical energy is converted into chemical energy, and during discharging, chemical energy is converted back into electrical energy. When discharging, metallic lead serves as the negative electrode, undergoing oxidation to become lead sulfate, while lead dioxide serves as the positive electrode, undergoing reduction to also become lead sulfate. When charging with direct current, lead and lead dioxide are generated at the respective electrodes. After disconnecting the power source, the battery returns to its pre-discharge state, forming a chemical cell. Lead-acid batteries are rechargeable and can be discharged repeatedly, known as secondary batteries. The voltage of a lead-acid battery is 2V, and typically three are connected in series to achieve 6V. Cars use six lead-acid batteries connected in series to form a 12V battery pack. Regular lead-acid batteries require periodic replenishment of sulfuric acid to maintain the electrolyte at 22-28% dilute sulfuric acid.

15

3

Share

What is the actual fuel consumption of the Nissan Qashqai 2.0?

2.0l Qashqai has a fuel consumption of 8.3 liters per 100 kilometers. The following is the relevant introduction of Qashqai: 1. Body size: Qashqai is a compact SUV under Nissan. The wheelbase of this car is 2646mm (millimeters), and the length, width and height are 4401mm (millimeters), 1837mm (millimeters), and 1593mm (millimeters) respectively. 2. Engine: All Qashqai models are equipped with a 2.0-liter naturally aspirated engine. 3. Qashqai's 2.0-liter naturally aspirated engine: It has 154 horsepower and a maximum torque of 204 Nm. The maximum power speed of this engine is 6000 rpm, and the maximum torque speed is 4400 rpm. This engine is equipped with direct injection technology and uses an aluminum alloy cylinder head and block. The engine is matched with a CVT transmission. Many Japanese cars use CVT transmissions, which have a relatively simple structure. The CVT transmission has only two cone wheels and a steel chain inside. The steel chain of this transmission can move on the cone wheels. The CVT transmission has relatively better shift smoothness. 4. Suspension: The front suspension of Qashqai uses a MacPherson independent suspension, and the rear suspension uses a multi-link independent suspension. The multi-link independent suspension is a relatively complex independent suspension, which can improve the car's handling and ride comfort. All Qashqai models are front-wheel drive versions, and there is no four-wheel drive version of this car.

10

4

Share

What are the precautions for driving during flood season?

Before driving, check the windshield wipers. If you find that the wipers' water-sweeping ability has decreased, replace them promptly. In thunderstorm weather, the driver's visibility will be affected, so slow down and maintain a safe driving distance from the vehicle ahead, avoiding frequent overtaking and lane changes. Turn on the width lights and fog lights when driving in the rain to help the following vehicle judge the position and reduce the occurrence of rear-end collisions. More details are as follows: 1. Pay attention to weather conditions such as rainfall: Before traveling, closely monitor weather conditions like rainfall, try to avoid sections with water accumulation, such as low-lying areas, culverts, and under overpasses, and stay informed about the depth of water accumulation and road congestion to make a reasonable travel plan. During flood season, avoid using heavily worn tires to prevent accidents caused by reduced friction with the ground. 2. Do not drive too fast: Roads are slippery in the rain, and vehicles are prone to skidding when driving too fast or braking suddenly. Moreover, excessive speed can create a water film between the tires and the ground, leading to "hydroplaning." Therefore, reduce driving speed in the rain. When driving in urban areas, use low gears as much as possible, and the speed should preferably not exceed 40 km/h. On highways, the speed should be controlled within 60-80 km/h. The safe following distance in rainy conditions should be more than three times the normal safe distance, especially on highways, where you should maintain a safe distance from the vehicle ahead and avoid following large trucks.

10

3

Share

Is it normal for a new car to have minor scratches upon delivery?

It is normal for a new car to have minor scratches upon delivery. Every newly delivered car has scratches to varying degrees because the hardness of the original factory paint is generally around H, while the hardness of dust and sand particles is much higher than that of the paint. Without paint protection and improper cleaning methods, minor scratches are inevitable. The precautions for car delivery are as follows: 1. Inspect the body paint: Park the vehicle in an outdoor area with sufficient light to check the body paint for any scratches, wear, unevenness, or transparency under sunlight reflection. 2. Check the nameplate: Open the door; the car's nameplate is located near the driver's side door or B-pillar. Verify the relevant information on the nameplate. 3. Inspect cleanliness and engine oil: Open the engine compartment to ensure it is clean, free of dirt or dust, and check if the engine oil and other fluids are at adequate levels. 4. Verify basic functions: Manually check if the doors open and close smoothly, if the windows roll up and down properly, if there is any strong odor inside the car, if the air conditioning cools, if the wipers function correctly, and if the lights turn on normally. 5. Engine inspection: Start the engine to feel if the idle is stable, if there is noticeable noise inside the car, and if the steering wheel vibrates significantly. 6. Check for complete documentation: Ensure all relevant vehicle documents are present, such as the purchase invoice, certificate of conformity, vehicle consistency certificate, vehicle registration certificate, warranty certificate, vehicle user manual, and new car delivery confirmation form.

8

3

Share

Can I Take the Subject 1 Test Immediately After Registration?

After successfully enrolling in a driving school, you need to submit the application form and proof of physical condition to the Vehicle Management Office for review. Once the review is completed, you can schedule the Subject 1 test, which typically takes about 10 days to arrange. Before scheduling, you should study the Subject 1 exam materials and practice test questions. Enrollment in the driving school is only a preliminary registration. After registration, the driving school submits your documents to the Vehicle Management Office. Upon successful submission, the office will issue a serial number, indicating successful registration. Once registered, you can proceed to schedule the Subject 1 test. According to the "Regulations on the Application and Use of Motor Vehicle Driving Licenses," Subject 1 consists of 100 multiple-choice and true/false questions, with each question worth 1 point. If you answer 11 questions incorrectly during the exam, the system will automatically submit the test and end the session. Subject 1 exam content includes: driving license and motor vehicle management regulations; road traffic conditions and regulations; road traffic safety violations and penalties; road traffic accident handling regulations; basic knowledge of motor vehicles; local regulations; knowledge of braking systems and safety devices for large and medium-sized passenger and freight vehicles; specialized knowledge for wheeled self-propelled machinery, trams, and trolleybuses. Subject 1 exam precautions: During the exam, students should dress appropriately—no sandals are allowed. Electronic devices and bags are prohibited in the exam room. Bring your ID card and queue to enter the waiting hall. Observe the precautions and procedures displayed on the screen, and store personal belongings in lockers before entering the exam room. Upon entering, verify your identity at the assigned station, find your seat, and begin the exam. Ensure the camera is focused on you and follow exam discipline. If you fail the first attempt, a retake is available on the same day. If you fail again, you must pay to reschedule. After the exam, queue to collect your score report and sign it. Failure to sign will render the result invalid. There is no limit to the number of times you can schedule the Subject 1 test. Each subject allows one exam attempt, with one retake if you fail. If you do not take the retake or fail it, the exam session ends, and you must reschedule. In contrast, Subject 2 and Subject 3 allow only five exam attempts, and scheduling must occur at least ten days later. If you fail the Subject 3 safe driving knowledge test, your previously passed road driving skills test results remain valid. The driving test consists of three subjects: Subject 1, Subject 2, and Subject 3. Subject 1 refers to the road traffic safety laws, regulations, and related knowledge exam. Subject 2 refers to the field driving skills test. Subject 3 is divided into two parts: road driving skills and safe driving knowledge. The safe driving knowledge test is conducted after Subject 3, so it is commonly referred to as Subject 4. However, the official term (as per the Ministry of Public Security Order No. 123) does not include "Subject 4."

10

4

Share

What is the reason for the sudden failure of high beams to turn on?

The reason for the sudden failure of high beams to turn on is a damaged high beam fuse. Below is relevant information about high beams: 1. Concept: High beams refer to the adjustment of light intensity based on the distance of the filament when driving at night. At their focal point, the emitted light is projected parallel, more concentrated, and brighter, capable of illuminating distant and high objects. 2. Usage effect: High beams can improve visibility and expand the field of view. On dark roads without streetlights, the visible range with high beams is significantly greater than with only low beams. Therefore, using high beams in such conditions is highly necessary.

20

4

Share

What to Do When the Tire Has a Small Cut?

Can a Car Battery Be Repaired?

What is the actual fuel consumption of the Nissan Qashqai 2.0?

What are the precautions for driving during flood season?

Is it normal for a new car to have minor scratches upon delivery?

Can I Take the Subject 1 Test Immediately After Registration?

What is the reason for the sudden failure of high beams to turn on?

What is the general length of a compact car?

Is the green button for taking the card for small cars?

Why can't an old license plate be transferred to a new car on the same day?

Is a car's water temperature of 95 degrees normal?