Can I request a refund if the VIN is incorrect?

How Many Days After Booking Can You Take the Subject 2 Test?

Subject 2 can be scheduled for an exam as early as 10 days after booking. If there are many applicants, it may take up to half a month, depending on the number of candidates in different regions and temporary arrangements at the test center. Regarding the driver's license test, many students are eager to proceed quickly after passing Subject 1 and want to take the Subject 2 test as soon as possible. However, the exam date for Subject 2 is not immediately confirmed upon booking. Generally, after a successful booking, candidates must wait a few days before taking the test. There are three key points to note when booking the Subject 2 test: First, the methods for booking the Subject 2 test. There are two ways to book the Subject 2 test: one is to visit the Vehicle Management Office (VMO) in person, and the other is to book through the official online platform. When using either method, ensure that your personal information is correct. Upon successful booking, you will receive an SMS notification with the specific exam time, including the test location, date, and your session number. Second, the number of times you can book the Subject 2 test. If you fail the Subject 2 test, you are entitled to one free retake on the spot. If you fail the retake, you can book another retake. Within the three-year validity period, you can apply for a retake up to four times. Third, canceling a Subject 2 test booking. Canceling an online booking for the Subject 2 test involves a somewhat complicated process. First, it cannot be canceled online; you must visit the local VMO to cancel the booking. Bring your original ID card and go to the designated counter to complete the cancellation. Remember to write a cancellation statement on the photocopy of your ID.

9

1

Share

What is the purpose of a car shark fin?

Five functions of a car shark fin: 1. Safety. It overcomes the shortcomings of traditional telescopic rod antennas, whip antennas, and car glass antennas, integrating all the functions of conventional antennas with the latest modern electronic technology. The built-in safety and anti-theft structure effectively prevents antenna theft, offering a higher safety factor. 2. Powerful functionality. The shark fin car antenna integrates various powerful automotive electronic functions such as FM, GPS, and GSM, effectively combining 'fashion' with 'functionality.' 3. Noise reduction. By incorporating aerodynamic and aesthetic principles, it effectively reduces airflow noise, making driving quieter. 4. Convenience. There's no need to remove the antenna during automatic car washes or when entering spaces with limited access, saving time and hassle. 5. Static reduction. The shark fin antenna fully utilizes the characteristics of electronic discharge at the tip, directing static electricity to the tail tip of the shark fin antenna for release. No matter where the shark fin antenna is installed on the car, it can effectively reduce static electricity on the car's surface.

8

2

Share

What is the Function of a Battery?

The functions of a battery include: 1. Providing power to the starter when starting the engine. 2. Assisting the generator in supplying power to electrical equipment when the generator is overloaded. 3. Supplying power to electrical equipment when the generator is not generating electricity or the voltage is low. 4. Converting a portion of electrical energy into chemical energy for storage when the generator's terminal voltage is higher than that of the lead-acid battery. Below is some information about batteries: 1. When the power consumption of the vehicle's electrical equipment exceeds the generator's supply capacity, the battery works together with the generator to supply power to the vehicle's electrical equipment. 2. The battery also acts as a large-capacity capacitor, absorbing instantaneous high voltage generated in the vehicle's circuit to protect the electrical equipment. 3. We refer to devices that convert chemical energy into electrical energy as batteries. A storage battery, as the name suggests, has an additional 'storage' function, meaning it can not only discharge but also be recharged. That is, it converts electrical energy into chemical energy for storage and then converts chemical energy back into electrical energy when needed.

3

2

Share

How to Choose Gear Oil for Trucks?

Correct selection of gear oil for trucks is as follows: 1. Determine the quality grade of the oil based on the gear type and working conditions. The selection of gear oil quality grade should be based on the type of main reducer gear and its working conditions. If the main reducer is a hypoid gear with a tooth surface load exceeding 2000MPa, sliding speed over 10m/s, and oil temperature as high as 120~130°C, heavy-duty vehicle gear oil containing a large amount of extreme pressure additives must be used. 2. Determine the viscosity grade based on the minimum ambient temperature and the maximum operating temperature of the gear transmission. The selection of gear oil viscosity grade mainly depends on the ambient temperature. In southern China, No. 90 or No. 140 oil can be selected. In the cold regions of northeast and northwest China, No. 80W/90 or No. 75W/90 oil is suitable, while in other central regions, No. 85W/90 or No. 85W/140 oil is recommended.

8

1

Share

What is the appropriate lumen for car LED headlights?

Generally, 80-100 lumens per watt is the most suitable, but it depends on the original headlight power and personal brightness requirements. Here are specific details about car LED lights: 1. A 35W car LED light has 3200 lumens, which is 91 lumens per watt. 2. Theoretically, higher wattage LED car lights, meaning greater power, result in brighter illumination. However, in practice, higher wattage is not always better. If the wattage is too high, the increased power leads to higher operating temperatures, requiring better heat dissipation. 3. The operating temperature of the LED chip must be kept below 85°C to ensure a lifespan of over 30,000 hours. 4. Since car circuits have a rated power, if the LED light wattage is too high and exceeds the load capacity of the car's wiring, the wires may overheat and even burn out. In terms of luminous efficiency, LED headlights of the same wattage are brighter than the original halogen bulbs.

2

5

Share

How deep can water be before a new energy vehicle cannot drive?

New energy vehicles should not be driven in water deeper than 30cm. Compared to traditional fuel vehicles, new energy vehicles have certain advantages in water wading capability. Even if completely submerged, they will not cause electric leakage or personal injury, as long as the water depth is kept within 30 centimeters, which is about half the height of the tire, and the vehicle can pass through slowly. Additional information: Tips for driving through waterlogged areas in rainy weather are as follows: 1. When encountering waterlogged roads while driving: Slow down or stop to observe. If the water level reaches two-thirds of the bumper or tire height, driving through poses certain risks. High speed increases the actual water depth the vehicle passes through, potentially allowing water to enter the cabin from the engine compartment or chassis. Avoid driving against waves created by large vehicles. If the water level is high, try to detour and avoid forcing your way through. 2. While driving through water: Maintain a low speed, avoid stopping or shifting gears, do not release the throttle, and do not accelerate. Instead, drive steadily at a low gear with moderate throttle to pass through smoothly, avoiding splashing large waves or water. 3. If the vehicle stalls in water: Do not attempt to restart it immediately. Take measures to tow the vehicle to a safer area with less water as soon as possible. Serious engine water intake can occur, where water may enter the cylinders through the air filter and intake valves via the intake pipe. Do not try to restart the engine, as it may cause deformation of critical components like the crankshaft and connecting rods, leading to engine vibration or even component breakage. Stalling in water likely means the engine has taken in water, and the vehicle should only be towed in neutral to a repair shop for cleaning. 4. After driving through water: Remove moisture from the brake pads promptly. Drive at low speed while lightly pressing the throttle and gently applying the brakes. Those unfamiliar with simultaneous operation can press the brakes multiple times, ensuring slow speed and repeated actions to generate heat through friction between the brake drum and pads, evaporating the moisture.

20

4

Share

Can I request a refund if the VIN is incorrect?

How Many Days After Booking Can You Take the Subject 2 Test?

What is the purpose of a car shark fin?

What is the Function of a Battery?

How to Choose Gear Oil for Trucks?

What is the appropriate lumen for car LED headlights?

How deep can water be before a new energy vehicle cannot drive?

Which country does ENOVATE belong to?

What are the body dimensions of the imported GLC?

What to Do When It Rains Outside and the Car Windows Fog Up Inside?

Does the T-Roc have an automatic locking feature?