How to Set Up Dual-Channel Recording for a Dash Cam?

Where can the difference between National 5 and National 6 standards be identified?

National 5 and National 6 standards differ in the following aspects: 1. Check the vehicle conformity certificate. 2. Review the environmental information accompanying the vehicle list. 3. Examine the vehicle qualification certificate. 4. Different carbon monoxide emission requirements: National 5 allows 1000 mg per kilometer; National 6 allows 500 mg per kilometer. 5. Different particulate matter emission requirements: National 5 allows 5 mg; National 6 allows 3 mg. 6. Different nitrogen oxide emission requirements: National 5 allows 60 mg; National 6 allows 35 mg. 7. Different non-methane hydrocarbon emission requirements: National 5 allows 68 mg; National 6 allows 35 mg.

13

4

Share

Is the 1.6T dual-clutch transmission in the Mistra a dry type?

The 1.6T model of the Mistra uses a dry dual-clutch transmission, which offers decent performance and relatively low fuel consumption. Introduction to Dry Dual-Clutch Transmission: The clutch plates in a dry dual-clutch transmission rely on air cooling for engagement. Heat dissipation depends on airflow generated when the vehicle is in motion, so there are some cooling holes around the clutch. During traffic jams, frequent starts, upshifts, and downshifts can lead to insufficient cooling of the clutch, causing the clutch plates to overheat, trigger warnings, and reduce their lifespan. Introduction to Wet Dual-Clutch Transmission: Wet dual-clutch transmissions rely on oil for cooling. The sealed clutch assembly is filled with transmission fluid and supplemented with a radiator. A wet dual-clutch transmission requires a hydraulic pump, lubricant, cooling pipes, and an external cooling system. The advantage of wet dual-clutch transmissions is their superior cooling performance, allowing them to handle higher power and torque, making them more suitable for performance cars and high-power vehicles.

16

5

Share

How many colors are available for the new Sylphy?

The new Sylphy offers a total of 6 body colors: Mocha Brown, Obsidian Black, Moonlight Silver, Pearl White, Titanium Gold, and Tungsten Gray. The Sylphy is a compact sedan launched by Nissan, designed to meet the diverse needs of consumers by providing multiple body color options. Below are some key details about the new Sylphy: Dimensions: The new Sylphy measures 4641mm in length, 1815mm in width, and 1450mm in height, with a wheelbase of 2712mm. The front track is 1588mm, the rear track is 1594mm, and the fuel tank capacity is 47L. Powertrain: The car is equipped with an engine delivering a maximum horsepower of 122Ps, a maximum power output of 90kW, and a peak torque of 155Nm.

8

1

Share

Does a Car Air Conditioner Need Freon?

Freon can be considered synonymous with refrigerant. Due to its widespread use and severe damage to the ozone layer, countries worldwide have begun implementing comprehensive bans on its usage. Steps for charging refrigerant via the high-pressure side: 1. After evacuating the system, close the high and low-pressure manual valves on the manifold gauge. 2. Connect one end of the center hose to the refrigerant can tap valve. Open the refrigerant can valve, then loosen the nut at the end of the manifold gauge hose to allow gas to escape for a few minutes before tightening the nut. 3. Fully open the high-pressure side manual valve and invert the refrigerant can. 4. Inject the specified amount of liquid refrigerant from the high-pressure side. Close the refrigerant can tap valve and the high-pressure manual valve on the manifold gauge, then remove the equipment.

8

0

Share

Why is the car air conditioning not cooling effectively?

There are several reasons why a car's air conditioning may not be cooling properly: 1. Excessive refrigerant: This can lead to reduced cooling efficiency. If the refrigerant and compressor oil contain too many impurities, minor blockages can occur, resulting in insufficient cooling capacity. 2. Insufficient refrigerant: A lack of refrigerant can cause inadequate cooling. A dirty condenser or a loose compressor drive belt can also lead to poor air conditioning performance. 3. Excessive impurities in refrigerant and compressor oil: Minor blockages caused by too many impurities can result in insufficient cooling capacity. If there are too many contaminants in the entire air conditioning system, the filter screen will inevitably become clogged, reducing the refrigerant flow capacity and increasing resistance. This also means less refrigerant flows to the expansion valve, resulting in inadequate cooling capacity.

3

Share

Common Issues with the 3UZ Engine?

Here is a detailed introduction to the common issues with the 3UZ engine: 1. Abnormal Vibration: The most common issue is idle vibration caused by a dirty throttle body. Other causes include faulty spark plugs, damaged ignition coils, and mechanical engine failures. 2. Severe Engine Carbon Buildup: The primary reason for severe carbon buildup in the engine is the use of low-quality engine oil and fuel. 3. Engine Oil Leaks: Engine oil leaks can be categorized into visible and hidden types. Visible leaks are those that can be observed externally, such as leaks from the valve cover, oil pan, front crankshaft oil seal, or oil filter. Hidden leaks are not visible externally, such as leaks from the valve stem seals or rear crankshaft oil seal.

15

5

Share

How to Set Up Dual-Channel Recording for a Dash Cam?

Where can the difference between National 5 and National 6 standards be identified?

Is the 1.6T dual-clutch transmission in the Mistra a dry type?

How many colors are available for the new Sylphy?

Does a Car Air Conditioner Need Freon?

Why is the car air conditioning not cooling effectively?

Common Issues with the 3UZ Engine?

Does the Volkswagen CC 1.8T burn engine oil?

Is the hood of the Audi Q3 made of aluminum?

What are the advantages and disadvantages of a wet dual-clutch transmission?

What does pushauto mean in a car?