What Causes a Car Wiper to Suddenly Stop Working?

What is the function of the automatic transmission valve body?

Automatic transmission valve body, also known as automatic transmission, can automatically change the transmission ratio according to engine load, vehicle speed, and other conditions, providing the vehicle with good power performance and fuel economy while reducing engine emissions. The automatic transmission is easy to operate and can significantly improve driving safety and reliability in congested traffic. Additional information: 1. Electronically controlled automatic transmissions typically consist of five components: the torque converter, planetary gear transmission system, shift actuator, hydraulic control system, and electronic control system. Generally, the valve body on the transmission is used for shifting between high and low gears. When the vehicle speed reaches a certain gear speed, the hydraulic oil pushes the valve body to automatically shift to the corresponding gear. 2. Working principle of the automatic transmission valve body assembly (oil circuit plate): The automatic transmission can automatically change the transmission ratio according to engine load, vehicle speed, and other conditions, providing the vehicle with good power performance and fuel economy while reducing engine emissions. The automatic transmission is easy to operate and can significantly improve driving safety and reliability in congested traffic.

13

3

Share

Can power banks explode if left inside a car?

Power banks can explode when left in a car under high temperatures. If exposed to intense sunlight or confined in a car with temperatures exceeding 80 degrees Celsius, power banks are highly prone to explosion. More related information is as follows: 1. Never leave power banks in a car: Power banks are electronic products composed mainly of batteries. Most batteries generate heat during use or under high temperatures, and when the temperature reaches 80 degrees, it can easily lead to an explosion. Of course, power bank explosions can also be caused by poor quality or exposure to high temperatures. 2. Items unsuitable for placement in a car: Power banks are the least suitable items to be left in a car due to their high risk of explosion. Lighters are explosive items, and glasses can focus sunlight. When sunlight is concentrated to a single point, it can easily ignite seats or other materials, leading to a fire. Perfume bottles are highly volatile, and when temperatures are too high, they can release toxic substances.

16

5

Share

What to Do When You Lock Your Keys in the Car

Here are the methods to handle the situation when you lock your keys in the car: 1. Spare key. Generally, when purchasing a car, you will receive two keys—one for daily use and another as a spare. 2. Key replacement. You can go to a 4S store to get a new key. If they have it in stock, it can usually be done quickly. If not, they will need to request one from the manufacturer, which typically takes 3–5 days. 3. Remote unlocking. By calling the OnStar customer service number and verifying the vehicle's accurate information, they can remotely unlock the car door. 4. Contact a locksmith. However, the owner must verify whether the locksmith company has relevant qualifications, is registered with the public security department, and holds training certificates. Also, ask the locksmith to show their work permit to prove their professional qualifications. 5. Break the car window. Choose the triangular glass on the rear window to break, as this type of glass is not too expensive and won’t cause much hindrance while driving.

19

0

Share

What Causes Abnormal Noise from the Clutch?

Abnormal noise from the clutch can be caused by: 1. Severe wear or lack of lubrication in the release bearing, or a soft, broken, or detached release bearing return spring. If a 'grinding' noise is heard when slightly depressing the clutch pedal, causing the release lever to contact the release bearing, it indicates abnormal noise from the release bearing. If the noise persists after lubrication, the bearing is excessively worn and should be replaced. 2. Loose rivets on the driven plate, fractured steel plates, or broken damping springs. If the noise occurs when the pedal is fully depressed and disappears upon release, it suggests loose or broken clutch damping springs. 3. Broken clutch pressure plate springs or a loose release bearing. If the noise occurs when the clutch is just engaging or disengaging while repeatedly pressing the pedal, it indicates loose rivets or excessive spline wear. 4. Broken or excessively worn release levers, or broken adjustment bolts on the release levers. If there is intermittent knocking noise, it may be due to axial play in the release bearing, requiring replacement of the release bearing return spring.

20

3

Share

Can Interior Modifications Pass the Annual Inspection?

Interior modifications can pass the annual inspection, but seats cannot be removed, and the vehicle's structure cannot be altered. The structural characteristics registered with the vehicle management office must not be changed without authorization. Modifications that can pass the annual inspection include: 1. Enlarging the throttle to significantly improve air intake flow, though excessive modification may cause engine knocking due to an overly lean air-fuel mixture; 2. Lightweight pistons with a high compression ratio, reducing the load on the engine crankshaft and connecting rods, resulting in quicker engine response and stronger explosive power; 3. Camshafts with optimized angles, increasing valve lift and opening angles to ensure more combustible mixture enters the cylinder and exhaust flows more smoothly; 4. Adjusting the final drive ratio and gear ratios, increasing the final drive ratio and tightening the gear ratios from 1st to 4th gear to enhance the vehicle's acceleration; 5. Upgrading the spark plug wires, replacing the original high-resistance wires (typically around 5,000 ohms) with low-resistance wires to maximize the energy transfer from the ignition coil to the spark plugs, though precautions must be taken to prevent spark jumping and interference.

14

3

Share

What to Do When There is Water Vapor Inside the Car Tail Light?

Water vapor inside the car tail light is caused by poor sealing of the tail light cover, and it is necessary to go to a 4S shop for maintenance and replacement. The tail light refers to a white light placed as close as possible to the stern of the vehicle, displaying continuous lighting. Tail lights have high luminous intensity, reasonable light intensity distribution, fast luminous rise time, long life, maintenance-free, and low energy consumption. Below is the classification of car lights: 1. Headlights: Combined headlights are located at the front of the car, mainly serving the purpose of illumination and signaling. The light emitted by the headlights can illuminate the road conditions ahead, allowing the driver to drive safely at night. 2. Combined tail lights: Combined tail lights are located at the rear of the car, mainly serving the purpose of illumination and signaling. 3. Turn signals: Used to indicate left or right turns to other road users. Regulations require them to be amber. 4. License plate lights: License plate lights mainly illuminate the license plate, enabling people to identify the vehicle license plate at night.

17

2

Share

What Causes a Car Wiper to Suddenly Stop Working?

What is the function of the automatic transmission valve body?

Can power banks explode if left inside a car?

What to Do When You Lock Your Keys in the Car

What Causes Abnormal Noise from the Clutch?

Can Interior Modifications Pass the Annual Inspection?

What to Do When There is Water Vapor Inside the Car Tail Light?

What is the general cylinder compression pressure of a gasoline engine?

How severe must a sidewall cut be before replacement is necessary?

How to Turn On the Ambient Lighting in Audi Q5L?

What problems can low oil pressure cause in a car?