What is the fuel tank capacity of the GLC?

What is the density standard of 95-octane gasoline?

Under standard atmospheric pressure, the density of 95-octane gasoline is 0.737g/ml, which is only an approximate value. Density is affected by temperature, and the general gasoline density refers to the density at 15.6 degrees Celsius. Generally speaking, the higher the gasoline octane number, the higher the octane value and the better the anti-knock performance. For example, 95-octane gasoline contains 95% isooctane and 5% n-heptane. The fuel grade can be determined based on the engine's compression ratio. Cars with an engine compression ratio between 8.6-9.9 should use 92-octane gasoline. If the compression ratio is higher, 98-octane gasoline should be used. However, with the application of some new technologies, the fuel grade cannot be determined solely by the compression ratio. High compression ratio engines can also be tuned to use lower-grade gasoline because, besides the compression ratio, other factors such as ignition timing, turbocharging technology, and Atkinson cycle technology also play a role. Occasionally using the wrong gasoline grade only requires switching back to the correct grade after consumption. However, long-term use of the wrong gasoline grade can have the following effects: For vehicles designed for low-grade gasoline, using high-grade gasoline will not cause damage, but the increase in octane value will change the fuel's ignition point, leading to delayed combustion in the engine. This means the engine's power output and thermal efficiency will decrease, resulting in poorer performance. For vehicles designed for high-grade gasoline, using low-grade gasoline can cause engine knocking. Because the octane value is too low, the gasoline's ignition point decreases, causing it to ignite prematurely during the compression stroke. If combustion occurs before the spark plug ignites, resistance will be generated during the upward stroke. This resistance will make the engine run very unstably. If the knocking is imperceptible, it only increases noise without significant damage to the engine. However, if the knocking is noticeable, it indicates severe engine conditions, affecting not only driving stability but also causing abnormal wear on pistons and cylinders, and in severe cases, cylinder scoring. Considerations for selecting gasoline: Choose gasoline with appropriate volatility based on the car's operating environment. Gasoline with good volatility makes cold starts easier and allows the engine to warm up smoothly. However, if the volatility is too high, it can easily cause vapor lock in the fuel lines, preventing the fuel pump from delivering fuel normally and causing the engine to stall. Selecting the right gasoline grade is crucial. Generally, the manufacturer's recommended gasoline grade is printed on the inside of the fuel filler cap, and you should follow this recommendation. If the label states: "Use 92-octane or higher," then both 92-octane and 95-octane gasoline can be used, but they should not be mixed. If the label states: "Use no less than 95-octane," then only 95-octane or 98-octane gasoline can be used, and 92-octane gasoline should not be used. A higher gasoline grade is not always better. The engine's compression ratio needs to match the gasoline grade. If a low-compression engine uses high-grade gasoline, although it can reduce engine knocking, it will alter the ignition timing, leading to increased carbon deposits in the cylinders and affecting the engine's lifespan over time. If a high-compression engine uses low-grade gasoline, the engine is prone to knocking, accelerating the wear and tear of engine components.

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What is the standard tire pressure for a small car?

The standard tire pressure values for small cars are as follows: 1. The tire pressure is generally normal when it is around 2.3-2.5, which is a recommended value. In actual vehicle use, it needs to be determined based on the season and usage environment. 2. Car owners can check the vehicle's user manual and the label next to the car door, which will detail the manufacturer's recommended tire pressure value. 3. Adjust the tire pressure flexibly according to seasonal temperature differences. When driving in summer, the tire pressure can be appropriately lowered, while in winter when temperatures are lower, it can be slightly increased. When adjusting the tire pressure, be sure to keep it within the recommended range.

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How to Cancel the Maintenance Reminder for Magotan?

Here are the detailed steps to eliminate the maintenance reminder for Magotan: 1. Insert the key, just insert it without turning. 2. Press and hold the operating lever next to the odometer for 5-10 seconds, then turn on the power. 3. After another 5-10 seconds, start the car. Keep holding the operating lever throughout this process. 4. If the wrench symbol is not cleared, repeat the same procedure several times. 5. The maintenance intervals vary depending on the manufacturer's settings for different models. Refer to the vehicle's user manual for when the maintenance indicator light should come on. After maintenance is completed, the technician will reset the maintenance light to zero through the setup program.

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Why Does a Car Sunroof Leak?

Car sunroof leakage can occur due to the following reasons: 1. Clogged drainage holes: When the drainage holes are blocked, rainwater cannot drain out in time and may overflow, soaking the interior trim panels around the sunroof or the sunroof switch. 2. Issues with the drainage pipe: Leakage can result from a cracked or leaking pipe, excessive bending of the pipe, or aging of the pipe. 3. Problems with the sealing strip: Rubber seals can actively block rainwater and dust to some extent, seal the interior space, and provide some sound insulation. However, when damaged or aged, they may worsen water seepage.

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Can a Car Submerged in Floodwater Still Be Driven?

A car submerged in floodwater should not be driven. Here are the precautions for driving a car that has encountered floodwater: 1. Assess the depth of the water: If the water level does not exceed half the height of the wheels, it is safe to drive; otherwise, it is not recommended to continue driving. 2. Use snow mode: After entering a flooded area, slow down and drive cautiously. For automatic transmission cars, try to use first gear and preferably switch to snow mode to prevent wheel slippage. 3. Apply continuous braking: After exiting the flooded area, brake several times in succession to evaporate the moisture in the brake discs, ensuring the car's braking performance is not affected.

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Is It Okay to Buy a Car That Has Been in Inventory for 11 Months?

It is acceptable to purchase a car that has been in inventory for 11 months. Here are some key considerations when buying a stock car: 1. Inspect the paintwork: Carefully check the paint condition upon delivery. You can request the dealership to replace the engine oil and sealing strips with new ones, as long as the vehicle hasn't been water-damaged. 2. Examine the engine compartment: Look for excessive dust inside the engine bay and check for signs of aging in components like tires, wiper blades, and rubber seals. 3. Time limit: Stock cars have an expiration period. Beyond this timeframe, it's advisable not to purchase regardless of how cheap the price may be. Vehicles stored for over two years may appear new but could have "internal damage" from prolonged storage. Driving such cars increases accident risks and often leads to complicated repairs.

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What is the fuel tank capacity of the GLC?

What is the density standard of 95-octane gasoline?

What is the standard tire pressure for a small car?

How to Cancel the Maintenance Reminder for Magotan?

Why Does a Car Sunroof Leak?

Can a Car Submerged in Floodwater Still Be Driven?

Is It Okay to Buy a Car That Has Been in Inventory for 11 Months?

Will points be deducted if the license plate is washed away by water?

What does 90/90-12 mean?

What are the penalties for trucks exceeding height limits?

How to Renew a Driver's License Online After 6 Years?