What stage is a car with 70,000 kilometers at?

What Causes Car Fuses to Blow Frequently?

Here are the reasons why car fuses blow: 1. When cleaning the engine compartment, due to improper sealing of the fuse box, remember not to rinse the fuse box directly with water, as this can easily cause a short circuit in the fuse, leading to failure of the vehicle's electrical components. Most fuse boxes have a clear icon prohibiting water rinsing. 2. When replacing headlights, excessive power can easily blow the fuse. It is advisable to promptly replace the fuse with a higher current rating and upgrade the power cables to prevent excessive current and overheating. 3. High-power audio systems can also cause fuses to blow. When installing high-power electrical devices, always pay attention to the current level and replace the corresponding fuse in time.

13

5

Share

What Are the Reasons for Motorcycle Stalling During Cold Weather Starts?

Motorcycle stalling during cold weather starts can be attributed to the following reasons: 1. Engine oil issues: In most cases of cold-start difficulties, engine oil is the primary consideration, especially in northern regions. If the wrong engine oil is selected, it can lead to hard cold starts. The viscosity of the oil is crucial, and when choosing oil, people often prioritize cost-effective products, which can result in substandard oil entering the engine. 2. Air filter problems: Due to lack of timely maintenance, the air filter may become partially or fully clogged. The air filter functions like a human nose—once blocked, it causes breathing difficulties. As the only air intake channel, a clogged air filter not only makes cold starts difficult but also significantly reduces the engine's overall lifespan. 3. Valve clearance issues: For motorcycles that have recently undergone maintenance, cold-start difficulties are often caused by mechanics using incorrect valve clearance adjustment methods. Many mechanics rush the process and overlook a critical detail: valve clearance must be adjusted only when the engine is cold. Adjusting it while the engine is hot will have the opposite effect. Insufficient valve clearance reduces cylinder pressure, making cold starts problematic. 4. Improper carburetor adjustment: For older motorcycle models, repeated cleaning and adjustments of the carburetor can lead to accumulated issues over time, especially in the float chamber. Many riders request mechanics to tune their bikes for better fuel efficiency during maintenance. 5. Human factors: Some cold-start issues are self-inflicted. In cold northern regions, where motorcycles are often left outdoors in temperatures below -10°C, many riders use improper starting methods, such as revving the throttle excessively. During the first ignition attempt, excessive throttle can cause overly rich fuel atomization, flooding the spark plug and preventing startup.

19

2

Share

How many liters of coolant are needed for a Volkswagen CC coolant replacement?

Volkswagen CC requires 4-6 liters of coolant for replacement, generally recommended every 2 years or 40,000 kilometers. Coolant replacement method: Before completely replacing the coolant, conduct a thorough inspection to check for any signs of leakage or cracks in the pipes, with a focus on the five-way hose. The five-way hose is named for its five connections to different parts, and the coolant is distributed to various sections of the car after flowing through it. If there is any coolant leakage in this area, replace the hose or resecure the connections as needed. Drain the old coolant, then flush the channels with clean water. Add water to the coolant reservoir and continue filling until water flows continuously through the engine cooling system. Start the engine and let it idle for 3 to 5 minutes to circulate the water. Initially, the water draining from the reservoir will have a faint pink tint. Continue adding water until the outflow is clear. Remember to remove the heater hose and drain the water from the heater core. After about an hour of draining, add the new coolant through the radiator hose to allow it to flow quickly into the radiator. Then, fill the coolant reservoir with another batch of coolant until it is nearly full. Start the engine and let it run for about 10 minutes. As the cooling system expels some air, the coolant level will drop. Top it up to the "MAXT" mark on the reservoir.

7

0

Share

Can Seat Belts Be Recolored?

It is possible to change the color of seat belts, but after the replacement, the seat belts need to be adjusted to their normal state by professionals to eliminate potential safety hazards. It is important to note that seat belts with specifications different from the original ones should not be replaced to prevent dangers in case of accidents during later use. Seat belts primarily serve to protect the safety of vehicle occupants and are the sole safeguard for the driver's safety, functioning as an active safety feature. Even when a car is moving at relatively low speeds, in the event of a collision or emergency braking, the resulting inertial force, though relatively small, is still sufficient to cause the driver and passengers to lose control of their bodies, potentially colliding with hard components such as the steering wheel or windshield, leading to bodily harm. Additionally, if any abnormalities are detected in the seat belts during use, they should be replaced in advance. Seat belts significantly contribute to driving safety and, when used in conjunction with airbags, can effectively protect passengers in the event of an accident. When replacing seat belts, it is crucial to ensure that the new belts are of the same style as the previous ones and that the buckles can be properly installed. Circumstances requiring seat belt replacement: The internal spring retractor of the seat belt has aged, causing the belt to become too loose or fail to retract promptly. If the seat belt is not replaced, in an emergency situation, excessive looseness can easily cause passengers to slip out of the belt, resulting in severe injuries. The seat belt has endured significant tensile loads during use. Even if no visible damage is present, it should still be replaced and not reused. If a collision inside the vehicle causes the airbags to deploy, the seat belts must be replaced immediately. Furthermore, seat belts require regular maintenance, especially those in the rear seats or the front passenger seat. Compared to the driver's seat belt, these are used less frequently. Vehicle owners should periodically inspect them to ensure they are smooth and that the pulling process is unobstructed. If any blockages or malfunctions are detected, they should not be disassembled by the owner; instead, professional assistance should be sought for prompt repair and resolution. Legal regulations regarding seat belt use: Seat belts are active safety devices in vehicles. Article 51 of China's "Road Traffic Safety Law" stipulates: When a motor vehicle is in motion, the driver and passengers must use seat belts as required, and motorcycle riders and passengers must wear safety helmets as required. How seat belts work: The three-point seat belt is a crucial active safety device in vehicles. Its principle of operation involves detecting the acceleration at which the webbing is pulled out to lock the belt. If the webbing is pulled out with excessive acceleration, the rotational speed of the spool becomes too high, causing the centrifugal force detected by the acceleration sensor to exceed the spring's pull on the locking mechanism. At this point, the locking mechanism is ejected, causing the spool to lock and preventing further extraction of the webbing. Conversely, when the webbing is relaxed, the locking mechanism is retracted by the spring, the spool is released, and the seat belt loosens. Additionally, some mid-to-high-end vehicles are equipped with pre-tensioner seat belts. These operate by using radar sensors to detect the distance between the vehicle and the one ahead. If the distance falls below a preset value, the ECU sends a signal to control the motor, eliminating any slack between the seat belt and the occupant and alerting the driver to brake or take emergency action. The characteristic of these seat belts is that in the event of a collision, before the occupant moves forward, the belt tightens immediately, securing the occupant firmly to the seat and then locking to prevent forward movement, effectively protecting the occupant. The retractor in pre-tensioner seat belts differs from those in standard belts; besides the usual webbing retraction function, it can also increase the restraining force on the occupant within approximately 0.1 seconds when the vehicle's speed changes drastically, hence incorporating control and pre-tensioning mechanisms.

20

3

Share

How to Steer the Steering Wheel When Learning to Drive?

When learning to drive, the specific method for steering the wheel is as follows: Hold the wheel with your left hand at the 9 o'clock position and your right hand at the 3-4 o'clock position. The thumbs should grip the inner side of the wheel, while the remaining four fingers wrap around the outer side. Below are the techniques for steering the wheel: 1. Left Turn: When the vehicle needs to turn left, first signal left, then use your left hand to turn the wheel left while your right hand assists in pushing left. After the turn, use your right hand to steer the wheel back to the right to align the vehicle straight ahead. 2. Right Turn: When the vehicle needs to turn right, first signal right, then use your right hand to turn the wheel right while your left hand assists in pushing right. After the turn, use your left hand to steer the wheel back to the left to align the vehicle straight ahead. 3. U-Turn: There are two scenarios for U-turns. First, if there is ample space ahead, you can "take a wide turn," keeping a slightly greater distance from the inner side to avoid scraping accidents. 4. Continuous Curves: The key to navigating continuous curves is to reduce speed. Before entering a curve, you may lean slightly to the right. If turning right, lean slightly to the left. The exact number of turns depends on the actual situation. 5. Reversing: Before reversing, observe the surroundings carefully and decide whether the rear should go left or right. Turning the wheel left will make the rear go left, and turning it right will make the rear go right. The amount of steering should be adjusted based on reference points in the rearview mirror.

3

Share

How many points are deducted for running a red light in a car?

According to Article 2, Paragraph 1, Item 2 of the "Scoring Standards for Road Traffic Safety Violations," driving a motor vehicle in violation of traffic signal regulations results in a deduction of 6 points per violation. Running a red light refers to the act of a motor vehicle violating the prohibition of passage during the red light phase at a signal-controlled intersection or road section, crossing the stop line, and continuing to drive. To avoid running a red light, consider the following points: First look at the arrow light, then the circular light: There are currently two types of traffic lights: arrow traffic lights and circular traffic lights. When arrow lights are present, first observe the arrow light and then the circular light to avoid running a red light. Note: When encountering a circular red light, you can turn right; when encountering an arrow signal light with a red right-turn arrow, you cannot turn right, otherwise you will be penalized for running a red light. Brake in time: When the red light is on, do not let the front of the car cross the stop line. If the front wheels accidentally cross and the rear wheels follow, the electronic camera will capture it, and you will be penalized for running a red light. If the front wheels have just crossed the stop line when the light turns red, do not proceed through the intersection; wait for the green light before moving. Check the green light countdown before proceeding: When the green light is flashing, if there is a countdown, judge accordingly; if there is no countdown and you are close to the intersection with high speed, you may proceed to avoid running a red light due to untimely braking. If your speed is slow and you are far from the intersection, brake immediately to avoid running a red light. According to Article 44 of the "Road Traffic Safety Law": Motor vehicles passing through intersections shall proceed according to traffic signals, traffic signs, traffic markings, or the command of traffic police. Article 38 of the "Implementing Regulations of the Road Traffic Safety Law of the People's Republic of China" states: When the green light is on, vehicles are permitted to proceed, but turning vehicles must not obstruct the passage of straight-moving vehicles or pedestrians. When the yellow light is on, vehicles that have already crossed the stop line may continue to proceed. When the red light is on, vehicles are prohibited from proceeding. At intersections without non-motor vehicle or pedestrian crossing signals, non-motor vehicles and pedestrians shall proceed according to the motor vehicle signal light. When the red light is on, right-turning vehicles may proceed if they do not obstruct the passage of other vehicles or pedestrians. Running a red light is not illegal under the following circumstances: Yielding to special vehicles: Yielding to special vehicles such as ambulances or fire trucks. If captured by surveillance cameras while yielding, the violation will not be recorded upon manual review. Even if recorded, you can apply for reconsideration with the traffic police department. Extreme weather: When visibility is so low that even electronic police cannot clearly see the traffic lights, the evidence of violation may be blurry, and no penalty will be imposed for mistakenly running a red light. Emergency situations: When rushing a critically ill patient to the hospital, running multiple red lights may occur. After delivering the patient, provide proof from the hospital or the rescued individual to the traffic police for verification. If confirmed, the violation records can be cleared. If possible, calling an ambulance is recommended to avoid accidents caused by running red lights. Traffic police command: During peak hours, traffic police may temporarily direct traffic at important intersections. Drivers should follow the gestures of the traffic police.

20

5

Share

What stage is a car with 70,000 kilometers at?

What Causes Car Fuses to Blow Frequently?

What Are the Reasons for Motorcycle Stalling During Cold Weather Starts?

How many liters of coolant are needed for a Volkswagen CC coolant replacement?

Can Seat Belts Be Recolored?

How to Steer the Steering Wheel When Learning to Drive?

How many points are deducted for running a red light in a car?

How to Remove Old Paint?

What's the reason why the Fengguang 580 won't start?

Which is more fuel-efficient, 1.5L or 1.6L?

Can a pure water vehicle be licensed?