What Does Emergency Braking Mean?

What is the appropriate oil level when the engine is cold?

The oil level when the engine is cold should be above 3/4 between the upper and lower marks. Below is extended knowledge about engine oil: Classification: Mineral oil, semi-synthetic oil, and full synthetic oil. The classification is mainly based on differences in base oils. Generally, mineral oil uses Group II and Group III base oils, semi-synthetic oil uses Group III and Group IV base oils, and full synthetic oil uses Group IV and Group V base oils. Lubrication performance: Mineral oil performs the worst, full synthetic oil performs the best, and semi-synthetic oil falls between the two. Oil change intervals: Mineral oil typically requires changing every 5,000 kilometers, semi-synthetic oil every 7,500 kilometers, and full synthetic oil every 10,000 kilometers. If the vehicle has been parked for more than three months, it is recommended to change the oil before use.

12

4

Share

What is EPC?

EPC: Engineering, Procurement, Construction, is the internationally recognized general term for the engineering procurement and construction contracting industry. Engineering: From overall project planning to specific design work; Procurement: From specialized equipment to construction material procurement; Construction: From construction and installation to technical training. It covers fields such as energy (traditional power, clean energy, etc.), transportation (railways, highways, etc.), and construction. The EPC contracting model has three fundamental advantages: Emphasizing and fully leveraging the leading role of design throughout the entire engineering construction process: Highlighting and utilizing the leading role of design in the construction process facilitates continuous optimization of the overall project plan; Effectively overcoming the conflicts of mutual constraints and disconnection between design, procurement, and construction: It promotes the rational integration of design, procurement, and construction phases, effectively achieving project schedule, cost, and quality control as stipulated in the construction contract, ensuring better investment returns. Clear accountability for construction project quality: It facilitates the investigation of construction quality responsibilities and the identification of responsible parties.

13

5

Share

How Long Does the First Vehicle Maintenance Take?

All procedures take approximately 2 hours. Vehicle maintenance details are as follows: Engine Coolant Maintenance: The maintenance cycle for engine coolant is generally every 2-3 years or 40,000 kilometers. If coolant is not replaced for a long time, it can easily age and deteriorate, with increased sediment deposits and reduced fluidity, leading to diminished engine cooling capacity. During summer driving, this can easily cause "boiling over" phenomena. Engine Belt Replacement: The timing belt is a crucial component of the engine's valve system. Its principle is to ensure accurate intake and exhaust timing by connecting to the crankshaft with a specific transmission ratio. The replacement cycle for timing belts is somewhat irregular, with most replacements occurring around 60,000 to 100,000 kilometers. Vehicle owners can conduct timely inspections based on their car's condition. If the timing belt shows signs of cracking, sudden increases in fuel consumption, or poor engine performance, it's time to consider replacing the timing belt.

1

2

Share

Why does the car battery suddenly run out of power?

Car batteries may suddenly run out of power due to depletion of battery charge, insufficient battery electrolyte, or internal battery failure causing damage. Generally, the lifespan of a car battery is around 3 to 4 years, which is related to the user's driving habits and the road conditions the vehicle is driven on. Relevant information about car batteries is as follows: 1. Introduction: A car battery, also known as a storage battery, is a type of battery that works by converting chemical energy into electrical energy. Typically, what people refer to as a battery is a lead-acid battery. This is a type of battery mainly made of lead and its oxides, with a sulfuric acid solution as the electrolyte. 2. Working principle: It uses lead plates filled with spongy lead as the negative electrode, lead plates filled with lead dioxide as the positive electrode, and 22~28% dilute sulfuric acid as the electrolyte. During charging, electrical energy is converted into chemical energy, and during discharging, chemical energy is converted back into electrical energy.

6

1

Share

How Early Can You Get an Annual Vehicle Inspection?

Vehicle annual inspections can be conducted up to 3 months in advance. For example, if a vehicle's inspection validity expires in September of this year, the annual inspection period would be from July 1st to September 30th of the same year. There are several ways to check the annual inspection date. The most straightforward method is to refer to the vehicle's registration certificate and compulsory traffic insurance electronic policy, which display the vehicle's registration date. The registration month indicates the month when the annual inspection is due. Additionally, you can directly check the annual inspection sticker, which clearly states the validity period of the inspection. Important notes regarding annual inspections: Vehicles that fail the inspection must be repaired within a specified time limit. If they still fail after the deadline, the vehicle management office will confiscate their license plates and prohibit further operation. Vehicles that do not undergo the inspection without valid reasons or fail the inspection are not allowed to be driven on the road or transferred to another jurisdiction. Vehicles that meet the scrapping criteria or exceed the prescribed service life will not be inspected, and their license plates will be revoked, records deleted, and the vehicles scrapped.

6

3

Share

What are the disadvantages of a three-cylinder engine?

The disadvantages of a three-cylinder engine include high cost, high vibration levels, and low acceleration performance, as detailed below: High cost: The manufacturing and maintenance costs are higher than those of a typical four-cylinder engine. To achieve high output with a small displacement and address the strong vibrations caused by structural asymmetry, many new technologies are required. High vibration levels: Unbalanced working conditions make it more prone to vibrations. Due to the unequal number of cylinders on both sides of the engine, it is more likely to experience shaking during operation, and the engine noise may also be louder. Although balance shaft technology is used to mitigate excessive vibration, the vibration levels are still higher than those of four-cylinder or six-cylinder engines. Low acceleration performance: Smaller intake volume results in generally weaker starting and acceleration performance. Compared to a four-cylinder engine, the absence of one cylinder leads to a smaller intake volume, which also limits acceleration performance during the starting phase.

5

3

Share

What Does Emergency Braking Mean?

What is the appropriate oil level when the engine is cold?

What is EPC?

How Long Does the First Vehicle Maintenance Take?

Why does the car battery suddenly run out of power?

How Early Can You Get an Annual Vehicle Inspection?

What are the disadvantages of a three-cylinder engine?

Does Overfilling Motorcycle Gear Oil Have Any Impact?

What are the reasons for poor air conditioning cooling in the Classic Sylphy?

What is the Difference Between Tiptronic and Manual Transmission?

Can I continue to apply for point reduction if I fail the make-up exam for learning and reducing points twice?