What are the reasons for the ineffective braking of new energy vehicles?

Which is Safer: Front-Wheel Drive or Rear-Wheel Drive?

Unless rear-wheel drive can achieve a 50:50 front-to-rear weight distribution, front-wheel drive is generally safer than rear-wheel drive when both have front-mounted engines and transmissions. The reason lies in the fact that the understeer characteristic of front-wheel drive vehicles is easier to control through throttle and brake inputs compared to the oversteer tendency of rear-wheel drive vehicles. To avoid understeer, drivers naturally slow down when cornering, which also helps prevent speeding. Here are some relevant details: 1. Drive Types: Automobiles primarily have three drive configurations: front-wheel drive (FWD), rear-wheel drive (RWD), and four-wheel drive (4WD). FWD and RWD can be collectively referred to as two-wheel drive, while 4WD can be further divided into full-time 4WD and part-time 4WD. Most mainstream family cars use FWD, with RWD and 4WD accounting for smaller portions. 2. Front-Wheel Drive: (1) For family vehicles, FWD typically means front-engine, front-wheel-drive layout. With both engine and transmission at the front and the front wheels being driven, FWD vehicles have heavier front ends, exhibiting understeer characteristics. The pitching motion during acceleration and braking is also more pronounced. (2) However, since the engine, transmission, and driven wheels are all located at the front, this eliminates the need for extensive drivetrain components. For automakers, this significantly reduces production costs, which is one reason why most family cars use FWD. 3. Rear-Wheel Drive: (1) The advantage of RWD is that during acceleration or hill climbing, as the vehicle's center of gravity shifts rearward, the rear wheels gain increased traction. The more balanced weight distribution between front and rear axles enhances handling and extends tire life. (2) The drawbacks of RWD are equally apparent. Since the front wheels are not driven, oversteer is more likely to occur. For front-engine RWD vehicles, a drivetrain system is required to transfer power to the rear wheels, which compromises interior space and increases power loss, resulting in higher fuel consumption.

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What maintenance is required for a car at 30,000 kilometers?

Generally, the maintenance items for a car at 30,000 kilometers include changing the engine oil, oil filter, air filter, fuel filter, cleaning the throttle body, replacing spark plugs, etc. Some 4S shops may recommend additional maintenance items, which car owners can consider based on their actual situation. Below are the relevant details: 1. Changing engine oil and oil filter: Replacing the engine oil and oil filter is essential. Under the harsh conditions of high temperature and high pressure in the engine, the shelf life of engine oil is significantly shortened, and its performance degrades, eventually failing to protect the engine. The oil filter prevents impurities from mixing with the oil, which can cause oxidation, leading to sludge and clogging the oil passages. The engine oil and oil filter should be replaced simultaneously. The air filter should be replaced every 10,000 to 15,000 kilometers, and the fuel filter every 30,000 kilometers. 2. Cleaning the throttle body: It is necessary to clean the throttle body at the 30,000-kilometer maintenance, but it is unnecessary before this mileage and can be declined. By 30,000 kilometers, the car has been driven for some time, and carbon deposits may accumulate in the throttle body, reducing its opening and causing unstable idling or poor acceleration. If the car owner notices a drop in power during this period, they should consider inspecting the throttle body and spark plugs during maintenance. 3. Replacing spark plugs: Spark plugs should be replaced at 30,000 kilometers if they haven’t been replaced before. While spark plugs may still function at this mileage, their ignition performance significantly declines, directly affecting the engine’s power, performance, and fuel consumption. If the car is running smoothly, replacement can be delayed by another 10,000 kilometers. 4. Other items: Besides these, the 30,000-kilometer maintenance involves inspecting and servicing dozens of items across multiple systems, including the engine, transmission, air conditioning, steering, braking, suspension, body, and tires.

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Can you change lanes when there is a solid line in the middle and sawtooth lines on both sides?

You can change lanes when there is a solid line in the middle and sawtooth lines on both sides. The three major principles for changing lanes: 1. Check the rearview mirror: Be cautious when changing lanes or turning, and never turn or change lanes arbitrarily. Before turning, always observe the situation in the rearview mirror in advance, and try to understand the conditions on both sides and behind the vehicle as much as possible. Do not turn arbitrarily until you have clearly seen the rearview mirror. 2. Turn on the turn signal: Turn on the turn signal in advance when turning or changing lanes, and try to move to the side early and turn smoothly. Always slow down in advance before entering or exiting non-motorized lanes, and pay attention to yielding to vehicles and pedestrians going straight on the side. 3. Operate slowly: Before turning out of a gate or from a small road onto a main road, slow down and wait, and always observe the road conditions on both sides clearly first.

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How to Solve High Water Temperature When Running AC in Haval H6?

Here are several solutions for high water temperature when running AC in Haval H6: 1. Insufficient coolant: Coolant leakage or low coolant level can cause engine temperature to rise. Check the coolant level and top up if necessary. Recheck after a few days for significant level drop, and locate any leaks if present. 2. Cooling fan malfunction: When the vehicle runs at high RPM, heat cannot be effectively transferred to the antifreeze, affecting heat dissipation and causing antifreeze temperature to rise, potentially leading to boiling issues. 3. Water pump failure: Common pump failures include seized bearings or damaged impellers. Seized bearings are rare, while impeller damage (cracking or loosening from the pump shaft) can slow coolant circulation, leading to engine overheating. 4. Thermostat failure: The thermostat automatically adjusts coolant flow to the radiator based on temperature, regulating the cooling system's capacity to maintain optimal engine temperature. A faulty thermostat may prevent the cooling system from entering full circulation mode, resulting in elevated water temperature.

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How to Drive a Corolla Hybrid for Fuel Efficiency?

During the driving process of the Corolla Hybrid, avoid sudden starts and hard braking, try to maintain a steady speed, regularly check tire pressure and clear unnecessary items from the car. Good habits such as avoiding unnecessary acceleration, using the EV mode wisely, and correctly using gears can all help save fuel. Below is an introduction to fuel-saving tips for the hybrid: The reason why the Corolla Hybrid is fuel-efficient is because it has two power systems—a dual motor system and an engine system. The onboard computer automatically switches between the electric motor and the engine based on road conditions. For example, during the starting phase, the Corolla Hybrid can be driven by the electric motor, with the engine not operating and thus not consuming fuel. When the engine is running, excess energy is automatically converted into electricity and stored by the generator. However, besides the car's inherent performance, good driving habits and skilled driving techniques can also effectively reduce fuel consumption.

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What is Jetour?

Jetour is a brand under Chery Holdings, an independent brand that specializes in manufacturing SUVs. Here is some extended information: 1. Jetour's models include the X70, X90, X70S, X70 Plus, X70M, etc. The X90 is a midsize SUV with dimensions of 4840mm in length, 1925mm in width, 1780mm in height, and a wheelbase of 2850mm. 2. The X90 is equipped with two engines: a 1.5-liter turbocharged engine and a 1.6-liter turbocharged engine. 3. The 1.5-liter turbocharged engine delivers 156 horsepower and a maximum torque of 230 Nm, with a maximum power output at 5500 rpm and a maximum torque range between 1750 to 4000 rpm. This engine features DVVT technology and multi-point fuel injection, and it uses an aluminum cylinder head with a cast iron cylinder block.

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What are the reasons for the ineffective braking of new energy vehicles?

Which is Safer: Front-Wheel Drive or Rear-Wheel Drive?

What maintenance is required for a car at 30,000 kilometers?

Can you change lanes when there is a solid line in the middle and sawtooth lines on both sides?

How to Solve High Water Temperature When Running AC in Haval H6?

How to Drive a Corolla Hybrid for Fuel Efficiency?

What is Jetour?

What is the method for replacing the brake light on the Changan CS35?

Does the vehicle need to be driven on-site for ownership transfer?

What is the reason for the lack of power when accelerating in the FAW J6P?

What is the specific method for replacing the key battery in the Elantra?