Are Car Refrigerant and Antifreeze the Same?

What are the reasons for the prolonged cold start time of the Audi Q7?

The reasons for the prolonged cold start time of the Audi Q7 are as follows: 1. Carburetor malfunction: This is mainly caused by a malfunction in the car's carburetor. It is necessary to promptly check the condition of the carburetor and perform maintenance and repairs. 2. Poor battery performance: When the battery performance is poor, the engine speed is momentarily high when starting the engine via the ignition switch. Due to insufficient power, the starter lacks sufficient power, resulting in very low engine speed, which takes a long time to start the engine. Below is an introduction to the Audi Q7: 1. Power: The Audi Q7 is equipped with a 2.0T inline four-cylinder engine and a 3.0T V6 turbocharged engine. The entire series is matched with an 8AT transmission and comes standard with the Quattro all-wheel-drive system, along with adaptive air suspension. 2. Exterior: The rear has also been redesigned, with a chrome strip connecting the taillights and a silver bumper guard plate paired with dual chrome exhausts, creating a good sense of quality and visual effect.

11

3

Share

What are the differences between the new Magotan and the new Accord, and how to choose?

About the differences between the Magotan and the Accord are as follows: 1. Different body dimensions: The Magotan has a length, width, and height of 4865mm, 1832mm, and 1471mm respectively, with a wheelbase of 2871mm; the Accord has a length, width, and height of 4893mm, 1862mm, and 1449mm. 2. Exterior: The Magotan's exterior is mature, stable, and grand, giving a sense of safety and luxury; the Accord's exterior is more sporty. 3. Powertrain: The Magotan 1.5t is equipped with an EA211 engine with 186 horsepower, while the 2.0t version uses an EA888 engine, with the low-power version offering 186 horsepower and the high-power version offering 220 horsepower; the Accord is equipped with an Earth Dreams 1.5t engine, with the low-power version offering 177 horsepower and the high-power version offering 194 horsepower, while the hybrid version with a 2.0-liter engine offers 146 horsepower and a combined output of 210 horsepower. It is recommended that users choose between these two cars based on their personal needs.

4

2

Share

What engine is used in the Changan Yuexiang?

Changan Yuexiang engines are all equipped with domestically produced 472Q-16 valve electronically controlled multi-point fuel injection engines, so they belong to the category of domestic engines. The model of the Changan Yuexiang 1.5L naturally aspirated engine is JL473QF, with a maximum horsepower of 107 hp, a maximum power of 78.5 KW, a maximum power speed of 5500 rpm, and a maximum torque of 145 N.m. The model of the 1.4L naturally aspirated engine is JL473Q4, with a maximum horsepower of 101 hp, a maximum power of 74 KW, a maximum power speed of 6000 rpm, and a maximum torque of 135 N.m. For daily maintenance of the Changan Yuexiang engine, the following methods can be used: Use lubricating oil of appropriate quality grade. For gasoline engines, SD--SF grade gasoline engine oil should be selected based on the additional devices of the intake and exhaust systems and usage conditions; for diesel engines, CB--CD grade diesel engine oil should be selected according to the mechanical load, with the selection standard not lower than the manufacturer's specified requirements; Regularly change the oil and filter. The quality of any grade of lubricating oil will change during use. After a certain mileage, the performance deteriorates, which can cause various problems for the engine. To avoid faults, oil should be changed regularly according to usage conditions, and the oil level should be kept moderate; When oil passes through the fine holes of the filter, solid particles and viscous substances in the oil accumulate in the filter. If the filter is blocked and oil cannot pass through the filter element, the filter element may burst or the safety valve may open, allowing oil to pass through the bypass valve and bringing contaminants back to the lubrication area, accelerating engine wear and increasing internal pollution; Regularly clean the crankcase. During engine operation, high-pressure unburned gas, acid, moisture, sulfur, and nitrogen oxides from the combustion chamber enter the crankcase through the gap between the piston rings and the cylinder wall, mixing with metal powder produced by part wear to form sludge. A small amount remains suspended in the oil, while a large amount precipitates, blocking the filter and oil holes, making engine lubrication difficult and causing wear; Regularly use a radiator cleaner to clean the radiator. Removing rust and scale not only ensures the normal operation of the engine but also extends the overall lifespan of the radiator and the engine.

2

1

Share

Are 7-seater vehicles in 2021 exempt from inspection for 6 years?

2021 7-seater vehicles are exempt from inspection for 6 years. Extended relevant information is as follows: I. Situations that cannot enjoy the exemption policy: 1. Minivans; 2. Vehicles that have been legally penalized for illegal modifications; 3. Vehicles involved in traffic accidents causing casualties; 4. Vehicles that have not completed registration procedures for more than 4 years since the date of manufacture are not eligible for the 6-year exemption policy. II. After exceeding 6 years, the annual inspection cycle for 7-seater vehicles is: 1. More than 6 years but less than 10 years, only requiring 2 online inspections, specifically in the 6th and 8th years. 2. More than 10 years, inspected once a year; more than 15 years, inspected every six months.

15

1

Share

Where is Great Wall Lubricant produced?

Great Wall Lubricant is a lubricant brand under Sinopec. It has 11 branches located in Beijing, Shanghai, Tianjin, Chongqing, Maoming in Guangdong, Wuhan and Jingmen in Hubei, Jinan in Shandong, and Zhengzhou in Henan. Here are specific details about Great Wall Lubricant: 1. Company Profile: Great Wall Lubricant is a specialized lubricant company established by Sinopec to adapt to the international competition in the lubricant market. It integrates lubricant production, research and development, storage and transportation, sales, and service, making it the largest and internationally leading lubricant production and sales group in Asia. The company's predecessor was an enterprise under the former Ministry of Petroleum Industry, which made significant contributions to the launch of China's 'Two Bombs and One Satellite' project. In the early 1980s, Sinopec pioneered the first brand in China's lubricant industry—'Great Wall,' characterized by aerospace lubrication technology, supporting the development of China's manufacturing industry and serving the general public. 2. Brand Development: Great Wall Lubricant is a Chinese brand that best combines localization and internationalization. In terms of technology and quality, it matches international brands by adopting international standards and developing differentiated new products. In the domestic market, Great Wall Lubricant conducts unique research on Chinese consumers and machinery equipment, providing better lubrication solutions through integrated production, sales, and research operations.

18

2

Share

What do R, N, and D gears mean?

The meanings of R, N, and D gears are as follows: 1. R (Reverse) gear: Used for reversing. Unlike manual transmission cars, automatic transmission cars cannot use the semi-clutch technique, so special attention should be paid to the control of the accelerator pedal when reversing. Usually, you need to press the safety button on the shift lever to move it to the "R" position. 2. N (Neutral) gear: N stands for Neutral, which can be used when starting, towing, or during temporary stops (e.g., at a red light). To prevent the vehicle from rolling on a slope, always apply the brake when in Neutral. When the shift lever is in the "N" position, the power between the engine and the transmission is cut off. 3. D (Drive) gear: Also known as the driving gear, this position is used for normal road driving. In the D position, the transmission automatically shifts between 1st and overdrive gears (equivalent to 1st to 4th gears) based on speed and throttle conditions.

1

0

Share

Are Car Refrigerant and Antifreeze the Same?

What are the reasons for the prolonged cold start time of the Audi Q7?

What are the differences between the new Magotan and the new Accord, and how to choose?

What engine is used in the Changan Yuexiang?

Are 7-seater vehicles in 2021 exempt from inspection for 6 years?

Where is Great Wall Lubricant produced?

What do R, N, and D gears mean?

How to Use an ETC Card?

Is the steering of Volvo XC60 electric power-assisted?

What is the optimal tire pressure for sedans?

What are the symptoms of high engine temperature?