How Many Years Can an Electric Car Be Used?

What is the Difference Between Joint Venture Cars and Domestic Cars?

Here are the differences between domestic cars and joint venture cars: 1. Price: Due to core technologies being held by foreign companies, joint venture cars are often more expensive. 2. Investment method: Domestic cars are designed and manufactured by Chinese people; joint venture cars are produced through cooperation where the Chinese side provides land, factory usage rights, and capital, while the foreign investor contributes the brand, technology, etc. 3. Brand aspect: Domestic cars are self-owned brands; joint venture cars are produced through Sino-foreign joint ventures. Below is extended information on the investment methods of joint venture cars: 1. Chinese side: The Chinese side provides land, factory usage rights, and capital. 2. Overseas investment: The overseas investor contributes the brand, technology, capital, and talent.

2

Share

What are the effects when the EDC warning light comes on in a diesel vehicle?

When the EDC warning light comes on in a diesel vehicle, it indicates a fault in the engine's electronic control system. Here are the specific details: 1. Concept explanation: The appearance of EDC (Electric-Diesel-Control) on the car dashboard refers to electronic control of diesel injection, which typically indicates an engine fault. If the vehicle can still start, there may not be a major issue. 2. Troubleshooting: The illuminated engine warning light does not cause significant harm to the engine but may lead to increased fuel consumption. The problem is usually related to the engine's high-voltage circuit, fuel injector components, or oxygen sensor circuit. First, check if the high-voltage wires or spark plugs have been affected by water from washing or rain, or if they have become loose. The EDC letters indicate an engine circuit fault, which is often caused by starter maintenance issues.

15

3

Share

How to Determine if a Car Needs an Oil Change?

You can determine whether the engine oil needs to be changed by observing its color. There are three methods to assess if the oil requires replacement: 1. Using an oil test strip to observe abnormal phenomena: Purchase an oil test strip with a diameter of 9-11 cm, place a drop of oil on it, and check the next day. If the edges between the oil ring, sediment ring, and diffusion ring appear harder, it indicates significant degradation of the oil's performance, and the oil should be changed. 2. Changing based on driving experience: If you notice sluggish acceleration or reduced power while driving, it's a sign that the oil needs to be replaced. 3. When the engine oil shows a noticeable change in color.

10

3

Share

What Causes Excessive NO Emissions in Exhaust?

Excessive NO emissions in exhaust can be attributed to the following reasons: 1. Incomplete combustion in the engine combustion chamber leading to an overly rich air-fuel mixture. 2. Accumulation of a large amount of carbon deposits in the intake system and engine combustion chamber. 3. Excessive combustion chamber temperature causing the exhaust emissions to exceed standards. More information about NO emissions is as follows: 1. NO emissions refer to nitrogen oxides, a type of brown, pungent-smelling exhaust gas that is produced in large quantities when the engine is under certain loads. 2. When the engine exhaust is first emitted, the NO present in the gas is less toxic, but it is easily oxidized into more toxic nitrogen oxides such as NO2. Once NOx enters the alveoli, it can form nitrous acid and nitric acid, causing severe irritation to lung tissue.

4

3

Share

What to Do If It Rains During the Driving Test?

Precautions for taking the driving test on a rainy day include: 1. Reduce speed appropriately: During the second part of the test (Subject Two), since the speed is already controlled at a very low level, it's not a big issue. The main concern is the third part of the test (Subject Three), where rain may slightly affect visibility and control. You should appropriately reduce your speed without affecting your test performance. This enhances safety and allows for better vehicle control. 2. Avoid sudden braking: Roads are slippery when wet, and braking can easily cause tire skidding. During the test, brake slowly; it's best to use gentle braking to reduce speed before coming to a complete stop. 3. Open the window: If it's raining, don’t close the window completely—leave a slight gap. Otherwise, the car interior may fog up, obstructing visibility and affecting judgment accuracy. If the rain isn’t too heavy, it’s recommended to keep the window open as much as possible during the test. Opening the window allows for better viewing of the rearview mirror and reference points, ensuring clear visibility and preventing missed points due to blurred vision.

4

0

Share

What does the Venucia Star 48V mild hybrid mean?

The composition of the Venucia Star 48V mild hybrid system: 1. The Venucia Star 48V mild hybrid system is essentially an addition of a belt-driven BSG motor, a 48V lithium-ion battery, and a DCDC converter to the original engine. The BSG motor, also known as an integrated starter-generator, combines the functions of both an engine starter and a generator. 2. The 48V lithium-ion battery serves as the energy storage unit of the system. When the 48V motor starts, the lithium-ion battery provides power, and when the 48V motor generates electricity, it replenishes the lithium-ion battery. 3. The DCDC converter connects the 48V high-voltage system with the vehicle's 12V low-voltage system, allowing the 48V lithium-ion battery to supply power to the 12V lead-acid battery.

9

0

Share

How Many Years Can an Electric Car Be Used?

What is the Difference Between Joint Venture Cars and Domestic Cars?

What are the effects when the EDC warning light comes on in a diesel vehicle?

How to Determine if a Car Needs an Oil Change?

What Causes Excessive NO Emissions in Exhaust?

What to Do If It Rains During the Driving Test?

What does the Venucia Star 48V mild hybrid mean?

Why does the Mistra steering wheel make a rustling friction sound?

Why does the car keep making noise after being turned off?

What Does Rear Wheel Steering Mean?

What is the normal idle speed when the car's air conditioning is on?