What is the introduction to gears one to five?

What Causes the Particulate Filter Blockage in the Sagitar?

GPF can capture particulate matter beyond the three-way catalytic converter, so after prolonged driving, a large amount of fine particulate matter accumulates on the GPF, eventually leading to blockage over time. Additionally, prolonged engine idling and stop-and-go city driving conditions can also cause GPF blockage. This is because the GPF operates at lower temperatures in these scenarios, preventing effective regeneration and creating a vicious cycle. Impact: When the GPF is blocked, it leads to poor exhaust flow, increased exhaust pressure, reduced vehicle power, and higher fuel consumption. Severe GPF blockage may even prevent the vehicle from starting normally. There are two types of particulate filters, with different handling methods for diesel and gasoline vehicles. Below are specific solutions for each type of particulate filter blockage: Diesel Vehicles: When the particulate filter in a diesel vehicle is blocked, park the vehicle and press the regeneration button on the central controller. The engine will automatically increase its speed, and after about ten minutes, the particulate filter will be cleaned. Gasoline Vehicles: For gasoline vehicles, shift to S mode and drive at higher speeds for a period to raise the exhaust pipe temperature. The particulate matter in the filter will then burn off, resolving the blockage issue.

6

5

Share

Will a Car's Fuel Consumption Increase Without a Catalytic Converter?

Without a catalytic converter, there is no impact on fuel consumption. Only when the catalytic converter is clogged, causing a loss of engine power, will fuel consumption increase. Below is relevant information about catalytic converters: Main functions of a catalytic converter: The primary role of a catalytic converter is to purify exhaust emissions, mainly targeting hydrocarbons and nitrogen oxides in the exhaust. Causes of catalytic converter clogging: Catalytic converter clogging is primarily due to carbon buildup, also known as carbonization. If the engine burns oil, has incorrect air-fuel mixture, or uses gasoline with excessive lead content, there is a high likelihood of clogging the catalytic converter. The materials in catalytic converters contain many rare metals, which are prone to poisoning and failure. Cleaning the catalytic converter: Catalytic converters can be cleaned using specialized catalytic converter cleaning agents, which can be applied through high-pressure atomized cleaning.

9

0

Share

Can You Charge an Electric Vehicle Without Starting the Car?

Yes, you can charge it. All vehicles are equipped with a generator, which produces electricity as soon as the car is started. Here are some related details: 1. Electric Vehicle Battery: A battery, also known as a storage battery, works by converting chemical energy into electrical energy. The commonly referred-to battery is a lead-acid battery, which mainly uses lead and its oxides as electrodes and a sulfuric acid solution as the electrolyte. 2. Charging Principle: The negative electrode is made of a lead plate filled with sponge-like lead, and the positive electrode is made of a lead plate filled with lead dioxide, with a 22-28% dilute sulfuric acid solution as the electrolyte. During charging, electrical energy is converted into chemical energy, and during discharging, chemical energy is converted back into electrical energy. When discharging, metallic lead acts as the negative electrode, undergoing oxidation and converting into lead sulfate, while lead dioxide acts as the positive electrode, undergoing reduction and converting into lead sulfate. When charging with direct current, lead and lead dioxide are generated at the two electrodes respectively.

13

2

Share

Are Car Air Purifiers Useful?

Car air purifiers are useful as they can purify the air inside the vehicle, filtering out bacteria, dust, and other particles. They can also filter and absorb harmful gases like formaldehyde in new cars. Below is relevant information about car air purifiers: 1. Causes of odors in the car: Excessive formaldehyde in the car's air mostly comes from decorative materials such as seat cushions, roof linings, and other upholstery, while benzene originates from adhesives. The smell of a new car is extremely harmful because the confined space makes it difficult for harmful gases to dissipate. Additionally, the human body emits harmful gases like carbon dioxide. Prolonged exposure to such a polluted environment while driving can easily cause discomfort and even lead to traffic accidents. 2. Function of car air purifiers: These devices use a small fan to circulate the air inside the car. Polluted air passes through a PM2.5 filter and an activated carbon filter inside the purifier, which filters or absorbs various pollutants. The air is then continuously ionized by a negative ion generator installed at the air outlet, producing a large number of negative ions. These ions are blown out by the fan, forming a negative ion airflow that ultimately cleans and purifies the air. 3. Types of car air purifiers: There are two main types. Filter-based purifiers: Maintenance for these products depends on the type of filter. Some filters require regular cleaning to maintain effectiveness, while others do not, though most need periodic replacement. Ion-based purifiers: Maintenance for these generally only requires replacing the ion generator, which can be done annually or even less frequently, with the longest interval being every six years.

11

3

Share

Is it no longer necessary to display the insurance decal on new cars?

2020 vehicle insurance decals do not need to be displayed, vehicles only need to display the annual inspection decal. Although the annual inspection decal is connected to the traffic police system, failing to display the annual inspection decal is not allowed. Moreover, the new policy stipulates the merger of vehicle annual inspections and environmental protection testing. Additional information: 1. The latest regulations indicate that the environmental protection inspection and annual vehicle inspection decals have been combined into one, meaning this single decal can represent both the vehicle's annual inspection compliance and its environmental protection inspection compliance. 2. Vehicles only need to pass the annual inspection and no longer need to obtain a separate environmental protection decal. 3. In the past, vehicles were required to display annual inspection decals, environmental protection decals, and insurance decals. But now, the annual inspection decal and environmental protection decal have been combined into one, requiring only a single annual inspection decal to be displayed. 4. The 2020 vehicle decal regulations state that if an electronic insurance policy is used, there is no need to display an insurance decal.

10

0

Share

What Causes a Car Radiator to Overheat?

Car radiator overheating can be caused by insufficient coolant, radiator leaks, etc. The specific reasons are as follows: Insufficient Coolant: Prolonged water circulation during engine operation can lead to coolant loss in the engine cooling system, resulting in a lack of water in the radiator; Radiator Leak: Broken or loose radiator connecting hoses can cause leaks, which will obstruct water circulation and lead to engine "boiling"; Cooling Fan Failure: A damaged cooling fan or a short circuit in the wiring can cause the fan to malfunction or rotate slowly, preventing the engine's heat from dissipating and naturally raising the engine's water temperature; Thermostat Failure: The thermostat is a device that controls the flow path of the coolant. If it becomes stuck or fails, the engine's large and small circulation will inevitably be affected, making it impossible to effectively dissipate heat.

18

0

Share

What is the introduction to gears one to five?

What Causes the Particulate Filter Blockage in the Sagitar?

Will a Car's Fuel Consumption Increase Without a Catalytic Converter?

Can You Charge an Electric Vehicle Without Starting the Car?

Are Car Air Purifiers Useful?

Is it no longer necessary to display the insurance decal on new cars?

What Causes a Car Radiator to Overheat?

How Often Should a Car Battery Be Charged?

Do I Need to File for Record When Changing Wheel Rims?

What is the motorcycle license category?

What is the forward gear of an automatic transmission car?