What Maintenance is Needed for a Car at 20,000 Kilometers?

What is the Difference Between Supercharging and Turbocharging?

Here are the specific differences between supercharged engines and turbocharged engines: 1. Structure: The supercharger has a simpler structure than the turbocharger. The higher the engine speed, the greater the boost pressure, and there is no turbo lag phenomenon associated with turbocharging. The turbocharger has a more complex structure and a higher failure rate compared to the supercharger. 2. Fuel consumption: The supercharger is driven by a belt, which consumes engine power, so it is not as fuel-efficient as the turbocharger. The turbocharger provides strong boost pressure, allowing even small-displacement engines to deliver powerful performance while also being more fuel-efficient.

7

2

Share

Is It Normal to Feel Suction When Opening the Oil Cap?

It is normal for the oil cap to suck in air when opened, because after the engine starts, it operates under a negative pressure state (no air can enter). Therefore, when the oil cap is opened, suction is likely to occur. Especially for some new cars, due to the excellent sealing of the oil cap, the effect of negative pressure is even more noticeable. Here are some related explanations: 1. Effects of Excessive Suction: If there is a strong suction when opening the oil cap, accompanied by a noticeable abnormal sound, it is likely due to a damaged exhaust gas recirculation (EGR) valve, which fails to control the amount of exhaust gas recirculation. This not only affects the stability of the intake but can also cause idle vibration. In such cases, it is necessary to promptly replace the EGR valve to resolve the issue of excessive suction. 2. Reasons for Suction When Opening the Oil Cap: Poor sealing of the oil cap; damaged EGR valve; the oil cap was tightened too much during car maintenance.

14

2

Share

What lights should be used on the highway?

Driving on the highway late at night requires the use of high beams. Here is a related introduction to the use of lights when driving on the highway: 1. Reason for using high beams: If you use low beams, when you see an obstacle, switching to high beams provides earlier illumination, allowing you to react in advance and reach your destination safely. 2. Use of lights for night highway driving: The use of lights for night highway driving depends on the situation. If you are very close to the vehicle in front, you should not use high beams, as they will reflect directly into the rearview mirror of the vehicle ahead, potentially blinding the driver and creating a hazard. However, if you maintain a sufficient distance from the vehicle ahead and your high beams do not affect them, using high beams is acceptable.

15

3

Share

Can the Car Body Be Wrapped to Change Color?

After approval, the car body can be wrapped to change color. Here is an introduction to the knowledge about changing the color of the car body: 1. Relevant regulations: According to national laws, if the color change exceeds 30%, the vehicle owner must update the vehicle registration certificate at the local vehicle management office within seven days after the change. Mirror films are considered a safety hazard and are strictly prohibited. The fee for updating the registration is only a few dozen yuan, but it may vary by city. It is recommended to call the local vehicle management office for consultation. 2. Required documents: The documents required for applying to change the vehicle body color include the "Motor Vehicle Change Registration Application Form," identification documents of the vehicle owner and agent, the vehicle registration certificate, and the vehicle license.

19

4

Share

What does EPC project mean?

EPC stands for Engineering, Procurement, and Construction, which refers to the contracting of the entire process or several stages of a construction project, including design, procurement, construction, and trial operation, as stipulated in the contract. This contracting process is called an EPC project. Below are the relevant details: 1. Project Plan: In an EPC project, the engineering company is responsible for managing and controlling the progress, cost, quality, and safety of the project according to the total price or adjustable total price specified in the contract, and completing the project as agreed. 2. Project Advantages: The EPC contracting model offers more advantages compared to traditional contracting models. The EPC model emphasizes the dominant role of design throughout the construction process. This model effectively overcomes the conflicts and disconnections between design, procurement, and construction, ensuring that the progress, cost, and quality control of the construction project meet the requirements of the construction contract.

19

2

Share

How Long Does It Take for Traffic Violation Ticketing System to Show Up?

Generally, it takes 3 to 7 days for the traffic violation ticketing system to display the record, with the latest update not exceeding 13 working days. Below is relevant information about violations: 1. Violation inquiry methods: (1) Visit the office halls of traffic branches/teams in various districts/counties to inquire through touch query terminals. (2) Log in to the external service websites of municipal public security bureau traffic management bureaus: locate the vehicle violation inquiry section, enter the license plate number and engine number for violation inquiry. (3) Call 12580 or 114 hotline for voice inquiry service. 2. Solution: After receiving the violation notice, you need to visit the traffic processing team/branch or nearby traffic processing center to handle the matter.

20

1

Share

What Maintenance is Needed for a Car at 20,000 Kilometers?

What is the Difference Between Supercharging and Turbocharging?

Is It Normal to Feel Suction When Opening the Oil Cap?

What lights should be used on the highway?

Can the Car Body Be Wrapped to Change Color?

What does EPC project mean?

How Long Does It Take for Traffic Violation Ticketing System to Show Up?

How to Calculate the Fuel Consumption of a Car?

What Causes the Car to Fail to Engage Gear When Starting with the Clutch Pedal Pressed?

Can a sedan accommodate 5 people?

Is It Normal for Water to Spray from the Car Exhaust Pipe?