What is Car Repair?

What is the most suitable engine oil for Hyundai Verna?

Hyundai Verna is best suited with semi-synthetic engine oil. Engine oils are categorized into three types: mineral oil, semi-synthetic oil, and fully synthetic oil. Semi-synthetic oil is positioned between mineral oil and fully synthetic oil, with a significant amount of anti-corrosion additives added to enhance the oil's stability and oxidation resistance. Below is an introduction to these types of engine oils: 1. Mineral oil: Mineral oil is the residual oil left after refining gasoline and heavy oil from petroleum. It is essentially a natural oil with more impurities, cheaper compared to semi-synthetic and fully synthetic oils, but offers poorer lubrication for the engine and has a shorter service life. 2. Semi-synthetic oil: Semi-synthetic oil is intermediate between mineral oil and fully synthetic oil, containing a large amount of anti-corrosion additives to improve stability and oxidation resistance. 3. Fully synthetic oil: Fully synthetic oil is the highest quality and most durable among the three types, also the most expensive. Typically, it can last for 10,000 to 12,000 kilometers in general passenger cars without deteriorating.

5

0

Share

What does it indicate when encountering a continuously flashing yellow light at an intersection?

When encountering a continuously flashing yellow light at an intersection, it indicates that the traffic signals are temporarily suspended, reminding pedestrians and vehicles to proceed with caution after confirming safety. The yellow light primarily serves as a warning in this situation. Additional information: 1. Yellow light on: Vehicles that have already crossed the stop line may continue to proceed. 2. Green light on: Vehicles are permitted to proceed, but turning vehicles must not obstruct the passage of through vehicles or pedestrians. 3. Red light on: Vehicles are prohibited from proceeding. 4. Intersections without non-motorized vehicle signals: At intersections without dedicated non-motorized vehicle or pedestrian crossing signals, non-motorized vehicles and pedestrians should follow the indications of the motor vehicle traffic signals. When the red light is on, right-turning vehicles may proceed provided they do not obstruct the passage of other vehicles or pedestrians.

9

3

Share

What is the relationship between GAC Aion and GAC Trumpchi?

GAC Aion and GAC Trumpchi are both independent brands under GAC Group. Taking the Aion LX as an example, here is a detailed introduction to the Aion LX: 1. Vehicle Positioning: The Aion LX is a pure electric mid-size SUV. 2. Powertrain: The Aion LX comes in three different horsepower variants: 184 horsepower, 204 horsepower, and 408 horsepower. It is equipped with a front and rear dual high-performance electric four-wheel drive system, with a combined maximum power of 300kW, an NEDC comprehensive range of over 600km, and a 0-100km/h acceleration time of just 3.9 seconds. 3. Suspension: The front suspension uses a MacPherson independent suspension, while the rear suspension employs a multi-link independent suspension.

7

5

Share

What is the minimum ground clearance of the 2020 BMW X1?

The minimum ground clearance of the 2020 BMW X1 is 195 millimeters. The minimum ground clearance of the 2020 BMW X1 refers to the distance between the lowest point (excluding the wheels) and the supporting plane, which is used to indicate the vehicle's ability to pass over obstacles such as rocks and tree stumps without collision. Generally, the higher the ground clearance of the 2020 BMW X1, the better its off-road capability. However, if the ground clearance is too high, the stability at high speeds may decrease. The 2020 BMW X1 is equipped with two engine options: a 1.5T and a 2.0T, balancing powerful performance with fuel efficiency. The 1.5T model delivers a maximum power of 103 kW (140 hp) and a maximum torque of 220 Nm, while the 2.0T model offers a maximum power of 141 kW (192 hp) and a maximum torque of 280 Nm. The dimensions of the 2020 BMW X1 are 4565 mm in length, 1821 mm in width, and 1620 mm in height, with a wheelbase of 2780 mm. Typically, sedans have a ground clearance ranging from 110 mm to 150 mm, while SUVs range between 200 mm and 250 mm. However, the ground clearance of the 2020 BMW X1 is not static; it depends on the load condition. Therefore, changes in ground clearance should be considered based on the vehicle's load variations. When selecting a vehicle, ground clearance can be one of the reference factors. The choice should depend on the vehicle's intended use and the road conditions. For urban driving on well-paved roads, a vehicle with lower ground clearance can enhance stability and comfort. For frequent travel to remote areas or driving on rough terrain, a higher ground clearance is advisable to avoid underbody scrapes or damage.

4

3

Share

What Audio System Comes Standard in BMW?

BMW utilizes audio systems from Harman Kardon in the USA and B&O (Bang & Olufsen) from Denmark. Here is some extended information: 1. Harman Kardon and B&O: Harman Kardon is a division of Harman International Industries (NYSE: HAR), specializing in the production of home and automotive audio systems, headquartered in Woodbury, New York, USA. Brands such as JBL, AKG, and Infinity also fall under the Harman group. Harman/Kardon was founded in 1953 by Dr. Sidney Harman and Bernard Kardon, both passionate about music and art. B&O (Bang & Olufsen), produced in Denmark, is renowned for its aesthetically pleasing audio equipment. Denmark is also the country with the highest number of audio brands globally, with approximately one brand per 250,000 people. 2. Precautions: The temperature inside a car can get very high, so it is recommended not to turn the audio volume too loud. Doing so not only affects the sound quality but also reduces the lifespan of the audio system. Additionally, the mechanical parts consist of a combination of metal and plastic components integrated with circuit boards. Metals and plastics have different specific heat capacities, meaning they react differently to temperature changes. When the car interior is very hot, be patient when changing CDs—let the system operate automatically without forcing it. For multi-disc changers, avoid repeatedly pressing the disc change button; allow the system to control the process automatically. External high-power amplifiers are even more sensitive to temperature changes and require substantial heat dissipation. Therefore, during summer, ensure that any external amplifiers are well-ventilated when the audio system is in use.

13

5

Share

Do I need to bring my ID card for the Subject 1 test?

You only need to bring your ID card for the test. The admission ticket and other documents are handled by the driving school, which will distribute them during the test. Electronic ID cards cannot be used for the test. If you don't have an ID card, you can apply for a temporary one, which has the same validity as a formal ID card. According to the "Regulations on the Application and Use of Motor Vehicle Driving Licenses," you can take the Subject 1 test twice on the same day. If you fail the first attempt, you can retake it for free. If you fail the second attempt, the Subject 1 test will be terminated, and you can only reschedule the test after ten days. The Subject 1 test consists of 100 questions, including single-choice and true/false questions, each worth 1 point, totaling 100 points. If you answer 11 questions incorrectly during the test, the system will automatically submit the paper and end the test. The Subject 1 test is computer-based and lasts for 45 minutes. Subject 1 test content: Regulations on driving licenses and motor vehicle management; 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; Special knowledge for wheeled self-propelled machinery, trams, and trolleybuses. Subject 1 test precautions: Pay attention to your attire during the test; no slippers are allowed. Electronic devices and bags are not permitted in the examination room. Bring your ID card and queue to enter the waiting hall. Observe the precautions and procedures on the large screen, and store personal belongings in lockers before entering the examination room. In the examination room, the identity verification area will assign seats. After finding your seat, start the test. Ensure the camera is aligned with you and follow the test rules. If you fail the first attempt, you can retake it on the same day. If you fail again, you must pay to reschedule. After the test, queue to collect your score sheet and sign it. Unsigned score sheets are considered invalid. There is no limit to the number of times you can reschedule the Subject 1 test. Each subject can be taken once, and if you fail, you can retake it once. If you do not attend the retake or fail again, the test will be terminated, and you must reschedule. For Subject 2 and Subject 3, there are only five test attempts. Subject 2 and Subject 3 tests can be rescheduled after ten days. If you fail the Subject 3 safe driving knowledge test, the previously passed road driving skills test scores remain valid. There are three subjects in the driving test: Subject 1, Subject 2, and Subject 3. Subject 1 refers to the test on road traffic safety laws, regulations, and related knowledge. 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.

8

4

Share

What is Car Repair?

What is the most suitable engine oil for Hyundai Verna?

What does it indicate when encountering a continuously flashing yellow light at an intersection?

What is the relationship between GAC Aion and GAC Trumpchi?

What is the minimum ground clearance of the 2020 BMW X1?

What Audio System Comes Standard in BMW?

Do I need to bring my ID card for the Subject 1 test?

Which is more fuel-efficient, Jetta or Santana?

What are the lighting operations in Subject Three?

What is the difference between BMW's three-cylinder and four-cylinder engines?

What to Do If You Forget to Bring the Vehicle License While Driving?