Is the XC90 domestically produced or imported?

What is the appropriate tire pressure for Wuling Capgemini?

The normal tire pressure range for Wuling Capgemini is 2.4-2.5bar. Due to seasonal factors, the tire pressure can be appropriately increased by 0.2bar in winter and reduced by 0.1bar in summer. This data is based on the international GBT2978-2008 standard requirements. If you want to know the current tire pressure of Wuling Capgemini during daily driving, you can activate the tire pressure monitoring system, and the tire pressure value will be displayed on the central LCD screen of the instrument panel. The specific method is to press the tire pressure monitoring button in the central control panel area to view, which will display the specific tire pressure value. Generally speaking, a tire pressure exceeding 2.8bar is too high, and a tire pressure below 2.0bar is too low. Hazards of excessive tire pressure: The friction and adhesion of the tire will decrease, affecting braking performance; causing steering wheel vibration and deviation, reducing driving comfort; accelerating local wear of the tread pattern in the center of the tire, reducing tire life; increasing body vibration, indirectly affecting the lifespan of other components; causing excessive extension and deformation of the tire cords, reducing tire elasticity, and increasing the load on the car during driving. Hazards of insufficient tire pressure: The friction coefficient with the road surface will increase, leading to higher fuel consumption; causing heavy steering and other factors detrimental to driving safety; increasing the movement of various parts of the tire, leading to abnormal heating due to excessive rolling; reducing the function of the cords and rubber, causing delamination or cord breakage and excessive friction with the rim, leading to damage and abnormal wear at the bead area; the friction between the tire and the ground increases exponentially, the tire temperature rises sharply, the tire softens, and its strength drops sharply. High-speed driving may lead to a tire blowout. If the tire pressure monitoring indicator light comes on (a yellow symbol, an irregular circle without a seal at the top, with four small spikes at the bottom and an exclamation mark inside), there are generally three reasons: Abnormal tire pressure: Generally, an alarm will sound if the pressure is below 1.8bar or above 3.0bar. At this time, tire inspection and pressure adjustment are required. Tire pressure monitoring not reset: After inflating the tire, the tire pressure was not reset in time, causing the tire pressure monitoring system to still record the original data, and the tire pressure monitoring indicator light will come on. At this time, simply reset the tire pressure. Damaged tire pressure sensor: The tire pressure sensor is used to monitor tire pressure and is directly installed inside the tire, connected to the tire inflation port. If the tire pressure sensor is damaged during driving, it will also cause the tire pressure fault light to come on. For sensor damage issues, only a new replacement can be used.

8

2

Share

Can Car Tires Be Inflated with a Bicycle Pump?

Car tires can be inflated with a bicycle pump. Introduction to Bicycle Pumps: Car tires can indeed be inflated using a bicycle pump. Most family cars use low-pressure tires, and bicycle tire pressure is actually higher than that of car tires. Therefore, it is entirely feasible to use a regular bicycle pump to inflate car tires. For vehicles that frequently travel long distances, keeping a bicycle pump in the trunk for emergency use is highly recommended. Introduction to Tires: Tires are circular, elastic rubber products mounted on various vehicles or machinery to roll on the ground. They are typically installed on metal rims and serve to support the vehicle body, absorb external shocks, maintain contact with the road surface, and ensure the vehicle's driving performance. Tires act as the medium for transmitting forces between the vehicle and the road, transferring driving force, braking force, steering force, and other forces to enable operations such as driving, braking, and steering.

4

0

Share

How Many Amps is a Car Battery?

Generally, the capacity of household car batteries ranges between 54-60Ah. The amount of electricity or discharge time a battery can provide under specified conditions (including discharge intensity, discharge current, and discharge termination voltage) is referred to as battery capacity, measured in A·h or A·min. A single lead-acid cell in a car battery has a rated voltage of 2V, with charge-discharge cycles ranging between 200-300 times. The lead-acid batteries used in cars are 12V, meaning the car battery consists of 6 single cells connected in series to achieve the rated 12V voltage. The letters A and W indicate the type of battery. A stands for dry-charged batteries, while W represents maintenance-free batteries. If not labeled, it indicates a standard battery. The number 54 denotes the battery's rated capacity of 54Ah. A subscript 'a' signifies the first improvement over the original product, 'b' the second improvement, and so on. Additionally, some batteries may indicate the maximum current in auxiliary brackets. Generally, a car requires a starting current of over 250A, so the replacement battery's rated current must exceed this value; otherwise, insufficient current may prevent the car from starting. Typically, the designed lifespan of a car battery is 27 months. For general household cars with lower usage frequency, a new battery can last 3-4 years. If replaced once, it should be changed again in about two years. For commercial vehicles with high usage frequency, replacement is usually needed every 8-10 months. Therefore, regular battery checks should be conducted based on usage frequency. To determine if a car battery needs replacement, observe its appearance, the charge indicator, and the battery voltage. Maintenance methods for car batteries include: cleaning the white acid corrosion powder accumulated on the battery terminals to extend service life; adding distilled water to between the upper and lower level marks; and checking if the battery is charging normally. The functions of a car battery include: providing power to the starting system, ignition system, and electronic fuel injection system during engine startup; supplying power to the car's electrical equipment when the engine is off or at low idle; acting as a voltage stabilizer for the vehicle's electrical system; and storing excess electricity generated by the alternator.

16

2

Share

Does Long-Term Fast Charging Harm New Energy Vehicle Batteries?

Long-term fast charging does harm new energy vehicle batteries. Fast Charging: This refers to DC charging. Generally, the DC voltage for fast charging exceeds the battery voltage. Typically, 80% capacity can be reached within half an hour, whereas slow charging takes much longer, potentially requiring over six hours for a full charge. Slow charging uses AC power with relatively low current and power. Although it takes longer, it provides better protection for battery lifespan and incurs lower electricity costs. Impact of Long-Term Fast Charging on New Energy Vehicles: It causes damage to the battery. Most people opt for fast charging to save time. When used long-term, the semi-permeable membrane on the battery's negative electrode surface can partially rupture, leading to reactions between the electrode material and electrolyte. During fast charging, temperatures rise significantly higher than normal, causing electrolyte decomposition, reduced battery capacity, and a substantially shortened battery lifespan. If fast charging is used long-term for new energy vehicles, the damage to the battery is irreversible and will greatly reduce its lifespan. Due to the nature of lithium batteries, which generate electricity through electrochemical reactions, long-term fast charging diminishes the battery's ability to recover. Frequent fast charging also increases the number of charging cycles, thereby reducing the overall cycle life of the battery.

15

1

Share

How often should vehicles older than 6 years undergo inspection?

According to the "Regulations for the Implementation of the Road Traffic Safety Law of the People's Republic of China", non-commercial vehicles older than 6 years must undergo inspection every two years for vehicles aged 6 to 10 years. Vehicles older than 10 years require annual inspection, while those exceeding 15 years must be inspected every six months. Commercial vehicles older than 6 years must be inspected every six months. Documents required for vehicle annual inspection include the vehicle's registration certificate, valid compulsory traffic insurance policy, the owner's ID card, and all traffic violation records must be cleared in advance. Additional notes: Trucks and large/medium-sized non-commercial passenger vehicles must be inspected annually within the first 10 years, and every six months thereafter. Motorcycles must be inspected every two years within the first 4 years, and annually after exceeding 4 years. According to the "Regulations for the Implementation of the Road Traffic Safety Law of the People's Republic of China", vehicle annual inspection mainly includes the following items: Exterior inspection: Mainly checks vehicle lights, body appearance, suspension, sunroof, and tires. It verifies if lights are functioning properly, if there are any non-working lights, if the vehicle body has been repainted, and if the suspension has been modified. Emission test: Checks whether the vehicle's tailpipe emissions meet national standards during high-speed operation. On-line inspection: Primarily examines the vehicle's braking system, headlights, horn, and chassis. Violation check: All traffic violation records must be cleared before the annual inspection to pass. Vehicle annual inspection can be conducted up to 90 days in advance but must not be overdue. According to the "Regulations for the Implementation of the Road Traffic Safety Law of the People's Republic of China", consequences of overdue inspection include: Vehicles that fail to undergo inspection on time are not allowed on the road. Driving an overdue vehicle results in 3 penalty points and a 200 RMB fine. If an accident occurs involving a vehicle that has not undergone inspection, the responsible party bears full or primary liability, and insurance companies will not cover the damages. Driving an overdue vehicle is considered illegal and may result in vehicle impoundment.

4

0

Share

What are the dimensions of the mini truck?

The length, width, and height dimensions of the mini truck are 4535mm x 1595mm x 1870mm. Mini Truck: A type of truck, categorized into micro trucks with a total weight less than 1.8 tons, and light trucks with a total weight between 1.8-6 tons. Wuling Mini Truck: In terms of body dimensions, the Wuling Rongguang mini truck measures 4535mm x 1595mm x 1870mm in length, width, and height, with a wheelbase of 3050mm. It's important to note that the wheelbase determines the interior space of a vehicle. As a truck, the overall spatial structure of the Wuling Rongguang mini truck is quite satisfactory. Changan Xingka: Known for being affordable to buy, cheap to use, retaining value, and offering excellent cost-performance ratio. The latest model has basic parameters including a 1.1L displacement, 50kW power, and a cargo box size of 2.7m x 1.5m. Changan Xinbao: Previously known as Changan Xingbao, this model is relatively more expensive but features a 1.3L displacement, a cargo box size of 3.2m x 1.6m (another variant is 2.6m x), and large 185-sized wheels.

19

0

Share

Is the XC90 domestically produced or imported?

What is the appropriate tire pressure for Wuling Capgemini?

Can Car Tires Be Inflated with a Bicycle Pump?

How Many Amps is a Car Battery?

Does Long-Term Fast Charging Harm New Energy Vehicle Batteries?

How often should vehicles older than 6 years undergo inspection?

What are the dimensions of the mini truck?

How long should you wait to drive after drinking a 330ml can of beer?

How many points are deducted for occupying the emergency lane?

Which manufacturer produces the Blue Core engine?

Can you make a U-turn directly at an intersection with a left-turn signal?