What items are included in the second car maintenance?

How is the Li Auto?

Li Auto is quite impressive, featuring the following characteristics: 1. In terms of exterior design, Li Auto boasts a strong sense of power with its robust and dignified body; 2. Regarding body dimensions, it meets the mainstream standards of large and medium-sized SUV models. It is slightly smaller than the Volkswagen Teramont but holds a significant advantage over the Toyota Highlander; 3. In the powertrain department, Li Auto adopts a dual-motor setup (front and rear) with a four-wheel-drive system. The entire powertrain delivers a maximum power of 240 kW and a peak torque of 530 N·m, with a comprehensive driving range of up to 800 km; 4. For the interior, Li Auto features a symmetrical design with a simple and elegant center console. The four large screens create a highly futuristic cabin atmosphere, and the interior materials are outstanding. Both the upper and lower parts of the center console are wrapped in premium leather, offering top-notch texture and tactile feel. The chassis of Li Auto is very solid, providing a strong sense of overall cohesion.

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What does the L gear in a car mean?

The L gear in a car is the low gear, which limits speed. When engaged during uphill driving, it maintains a high RPM and low gear state, providing the vehicle with ample power. When used during downhill driving, it prevents the car from accelerating uncontrollably. Shifting from D gear to L gear does not require stopping or braking; you can simply move the gear lever while driving. Once in L gear, the transmission will only switch between 1st and 2nd gears, and no matter how hard you press the accelerator, it will not shift up to 3rd gear or higher. Some car models on the market may have additional markings like L1 or L2 on the L gear, indicating the corresponding restricted gear. The vehicle will not shift above the restricted gear, and the gear can only be engaged at a sufficiently slow speed; otherwise, the transmission will not respond to the shifting operation.

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What is the difference between S mode and D mode?

The differences between S mode and D mode: 1. Different functions: S mode is the sport mode. After shifting into S mode, the gearbox's shifting logic will change, and the engine's operating mode will also change; D mode is the normal mode. When in D mode, the gearbox usually keeps the engine speed between 2000 to 3000 RPM. 2. Different response speeds: S mode upshifts later, and when you press the accelerator in S mode, it responds quickly; D mode requires a slight delay. 3. Different suitable situations: S mode is suitable for aggressive driving and overtaking, while D mode is suitable for normal daily driving. Some automatic transmissions also have an L mode, which is the low-speed mode. After shifting into L mode, the gearbox will stay in a lower gear without upshifting. L mode can be used when going uphill or downhill. Some automatic transmissions also have an M mode, which is the manual mode of the automatic transmission. After shifting into M mode, the driver can control the gearbox to upshift or downshift using the paddle shifters behind the steering wheel or the gear lever.

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What does 'snow' mean on a car?

The 'snow' button on a car refers to the snow mode. In some automatic transmission models, there is a 'snowflake' button near the gear shift lever, which is the activation button for snow mode. It uses automated programming to make the transmission start in second gear, ensuring smoother and more appropriate torque output, thereby reducing the likelihood of tire slippage on icy or snowy surfaces. This mode can be activated when driving on snowy or slippery roads. Simply shift the gear lever to the 'D' position and adjust the knob to snow mode. The torque distribution is set at 40:60 (front:rear), optimizing power distribution for better traction and enhancing driving safety in snowy conditions. In this mode, the ABS (Anti-lock Braking System) operates within a broader range. Normally, ABS engages only during hard braking, but in snow mode, it activates even during non-emergency braking to ensure safer driving on icy or snowy roads. This feature is particularly useful in colder northern cities. Modern automatic transmissions are designed with different shift logics in the electronic control unit to accommodate various driving preferences and road conditions. A mode selection switch is often provided on the control panel, allowing drivers to choose their preferred transmission control mode. Common automatic transmission control modes include: Standard Driving Mode (NORMAL): This is the most commonly used mode. It balances fuel efficiency, quietness, and power performance, making it ideal for city driving. Power Mode (POWER): This mode is designed to maximize the vehicle's power performance. The shift logic ensures the engine operates frequently within the high-power range, improving acceleration and climbing ability. Economy Mode (ECO): In this mode, the ECU analyzes factors such as gear position, engine speed, vehicle speed, braking, and transmission oil temperature to calculate the optimal fuel supply, effectively reducing fuel consumption compared to standard driving mode. Sport Mode (SPORT): The ECU increases engine RPM to maintain high torque and enhance power performance, though at the cost of higher fuel consumption. This mode is ideal for quick acceleration, overtaking, or climbing steep slopes. However, prolonged use can increase transmission load, temperature, and wear. Individual Mode (INDIVIDUAL): Allows drivers to customize various modules, such as steering weight, suspension stiffness, throttle response, transmission reaction, engine mode, steering system mode, and exhaust system mode.

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What is the difference between a 2.0L and a 2.0T car engine?

The differences between a 2.0L and a 2.0T car engine are: 1. Different engine types: The 2.0L is a naturally aspirated engine, while the 2.0T is a turbocharged engine. 2. Different air intake volumes: The naturally aspirated 2.0L engine has a smaller air intake volume, whereas the turbocharged 2.0T engine has a significantly larger air intake. 3. Different power output stability: The naturally aspirated 2.0L engine provides stable power output, while the turbocharged 2.0T engine delivers more powerful performance. Naturally aspirated engines are a type of car intake system that relies solely on atmospheric pressure to force air into the combustion chamber without any supercharger. Turbocharging is a technology that uses exhaust gases from the internal combustion engine to drive an air compressor.

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What is the fault when the SVS light is on?

SVS light illumination indicates that the engine control unit has detected an erroneous signal from a certain sensor or that it has exceeded the usage standard. When the powertrain self-diagnosis identifies an abnormality, it will use the SVS light to alert the user to inspect and repair the vehicle. The SVS light alarm may originate from the engine, transmission, or gear shift operation. If the SVS light indicates a fault, diagnostic equipment should be used for inspection and repair, and prolonged driving is not recommended. If the SVS light turns off after being on, fault analysis can still be performed using freeze frame data. It is advisable to visit a repair shop for inspection or maintenance. Poor engine combustion, engine knocking, low-quality fuel, unclean engine cylinder interiors, carbon deposits, or the inability of the electronic control unit to obtain engine data can all lead to vehicle malfunctions.

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What items are included in the second car maintenance?

How is the Li Auto?

What does the L gear in a car mean?

What is the difference between S mode and D mode?

What does 'snow' mean on a car?

What is the difference between a 2.0L and a 2.0T car engine?

What is the fault when the SVS light is on?

What is the normal range of car tire pressure?

How is the Hongqi H9?

What to Do When the Airbag Warning Light Comes On?

How to Solve the Problem of Loud Car Engine Noise?