How to Maintain the Roewe i5?

Do You Need to Press the Clutch When Making a U-Turn in First Gear?

It depends on the actual situation, but it's generally better not to press the clutch. When making a U-turn, light braking is sufficient. Pressing the clutch may cause the engine to stall in an emergency situation if the driver panics. Article 49 of the Implementation Regulations of the Road Traffic Safety Law of the People's Republic of China stipulates: At intersections where left turns are permitted, if there is a sign indicating 'U-turns allowed during red or green lights,' motor vehicles should make U-turns according to the sign's instructions during red or green lights. If there is no such sign, U-turns can be made during either red or green lights, but the U-turn must not interfere with the normal passage of other vehicles or pedestrians. In the absence of a no-U-turn sign, U-turns are allowed if left turns are permitted at the intersection; if left turns are prohibited, U-turns are also prohibited.

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What Causes Brake Pump Oil Leakage?

Here are the reasons for brake pump oil leakage in cars: 1. Brake oil pipe rupture: The brake oil pipe is the device connecting the brake pump and the brake pad top column. When the brake pedal is pressed, the brake oil is transmitted through the pipe to the piston of the caliper, which then pushes the brake pad to squeeze the brake disc, creating a braking effect. If the brake oil pipe ruptures, oil leakage will definitely occur. 2. Issues with the connection gap between the piston and the inner wall of the sub-pump: Uneven connection gaps, foreign objects causing abnormal wear, etc., or it could be due to aging of the sealing rubber cup, leading to oil leakage from the brake sub-pump. 3. Damage to the sealing ring: Brake oil is highly corrosive. Although the sealing rings generally have resistance capabilities, over time they will age, naturally reducing their sealing function, which may lead to oil leakage.

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What is the issue with manual transmission gear disengagement?

Possible causes of gear disengagement in manual transmissions include poor synchronizer performance; wear and looseness of the splines on the shaft and the sliding gear spline grooves; insufficient gear meshing depth; bending or end-face wear of the shift fork; and bearing wear and looseness. Relevant information about paddle shifters is as follows: 1. Introduction: Paddle shifters are gear-shifting devices installed on semi-automatic clutch cars, designed to allow gear shifting without the need to depress the clutch pedal, by simply pulling the paddle shifter. This device is widely used in racing cars. 2. Product Categories: There are two types of paddle shifters: fixed and follow-up. Fixed paddle shifters remain stationary relative to the dashboard, meaning that during steering, the steering wheel rotates while the paddle shifters stay in place. Follow-up: Follow-up paddle shifters remain stationary relative to the steering wheel, meaning that during steering, the paddle shifters rotate together with the steering wheel as a whole.

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What does China V and China VI vehicles mean?

China V and China VI vehicles refer to the national standards for vehicle exhaust emissions. The higher the number, the more environmentally friendly the vehicle's exhaust is. The following are the changes in the China V gasoline standards and the management of exhaust emissions: Changes in the China V gasoline standards: Considering the potential risks of manganese to human health and its adverse effects on vehicle emission control systems, the manganese content limit has been reduced from 8 milligrams per liter in the fourth stage to 2 milligrams per liter, and the addition of manganese-containing additives is prohibited. Management of exhaust emissions: This should be approached from two aspects: one is control technology, mainly improving fuel combustion efficiency, installing pollution prevention treatment equipment, and developing new types of engines; the other is administrative measures, including scrapping and renewing vehicles, phasing out old vehicles, developing new types of vehicles (i.e., vehicles with no pollutant emissions), and controlling fuel usage standards.

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What is the shear value of engine oil?

Oil shear value refers to the oil film strength of engine oil under high shear conditions at 150 degrees Celsius. The higher the value, the greater the strength. The following are the functions and requirements of engine oil: Functions of engine oil: Engine oil, also known as engine lubricant, serves to lubricate and reduce friction, assist in cooling, seal against leaks, prevent rust and corrosion, and provide shock absorption for the engine. Advanced technology can convert natural gas into crystal-clean fully synthetic base oil, to which unique power cleaning technology is added, creating lubricants with superior cleaning and protective performance. Requirements for engine oil: As a type of machinery, engines have common requirements for lubricants similar to general machinery, such as appropriate viscosity, certain anti-oxidation, anti-wear, anti-corrosion, and viscosity-temperature properties.

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What Causes the Rattling Sound in the Trunk When Braking?

Braking and feeling a rattling sound in the trunk may be caused by unsecured items in the trunk; the trunk door not being properly closed; loose or detached screws in the trunk; or loose components such as the tail lock. Below is relevant information about the car trunk: 1. Maintenance: Keep the trunk clean and properly use the side mesh pockets. Most cars come equipped with these for storing items prone to rolling, such as flashlights or small fire extinguishers. They don't take up much space, but it's not advisable to pile items together, as they may fall out of the mesh pockets due to bumps during driving. 2. Precautions: Flammable and explosive items are prohibited. The interior of a car is a relatively enclosed space, and in summer, after exposure to the sun, the temperature inside can become very high. Storing flammable or explosive items in the trunk could lead to spontaneous combustion or explosion due to the high temperatures.

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How to Maintain the Roewe i5?

Do You Need to Press the Clutch When Making a U-Turn in First Gear?

What Causes Brake Pump Oil Leakage?

What is the issue with manual transmission gear disengagement?

What does China V and China VI vehicles mean?

What is the shear value of engine oil?

What Causes the Rattling Sound in the Trunk When Braking?

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