What is the difference between autonomous driving L1-L5 technologies?

How to Determine When to Replace Motorcycle Brake Pads?

To determine whether motorcycle brake pads need replacement, consider the following aspects: 1. Listen for sounds: If you hear a metallic scraping or squealing noise when lightly applying the brakes, the brake pads must be replaced immediately. This indicates that the wear indicators on both sides of the brake pads are directly rubbing against the brake disc, showing that the pads have exceeded their limit. 2. Check the brake disc warning light: Typically, the brake disc warning light on the dashboard serves as an indicator for replacement. Normally, this light is off. If the brake disc is faulty or excessively worn, the light will turn on and remain lit until the issue is fixed. When the warning light is on, the brake disc has reached its wear limit, braking efficiency is reduced, and driving safety is significantly compromised. 3. Measure the brake disc thickness: Most brake discs come with wear indicators, which are three small dimples distributed on the disc surface. Using a caliper, measure the depth of these dimples; if it reaches 1.5mm, it means the total wear on both sides of the brake disc is 3mm. At this point, it is advisable to replace the brake disc promptly. 4. Observe braking response and pedal travel: As brake pads wear thin, the braking response becomes slower, requiring deeper and harder pedal pressure to achieve the same braking effect as before. If you notice that the braking effect is significantly weaker in the first half of pedal travel, the brakes feel softer, or the vehicle doesn't stop as effectively, it's time to check if the brake pads need replacement.

8

5

Share

How to Check Fuel Consumption on the Car Dashboard?

On the car dashboard, fuel consumption can be checked by looking at the fuel gauge. The fuel gauge is used to display and monitor the fuel reserve in the tank and the fuel consumption rate, where 'F' stands for full and 'E' stands for empty. Some car models allow you to view fuel consumption through the onboard computer. More details are as follows: 1. Fuel Consumption: This refers to the fuel economy indicator when the car is driving at a constant speed on good road conditions. Since constant-speed driving is a basic operating condition for cars on highways and this type of fuel consumption is easy to measure, it is widely adopted. Specifically, the fuel consumption displayed on the car dashboard is relatively accurate. However, the displayed results are only a reference during vehicle use, and the actual fuel consumption should ultimately be based on real-world driving conditions. 2. There are two types of fuel consumption displays on the car dashboard: average fuel consumption and instantaneous fuel consumption. Instantaneous fuel consumption indicates the fuel consumption at a specific moment. Its display unit is 'liters per 100 kilometers (L/100Km)' when the vehicle is moving, and 'liters per hour (L/H)' when the engine is running but the vehicle is stationary. By observing instantaneous fuel consumption, you can understand the fuel consumption when the vehicle is stationary and the engine is idling. Additionally, instantaneous fuel consumption helps you determine the fuel consumption per 100 kilometers at different speeds, allowing you to identify the most fuel-efficient speed for your vehicle.

10

1

Share

What does vehicle restriction mean?

Vehicle restriction is a traffic control policy that prohibits vehicles with certain license plate endings from driving on specific days. The purpose of vehicle restriction is to alleviate traffic congestion caused by the rapid increase in vehicles and to reduce urban motor vehicle exhaust emissions, thereby keeping the urban air pollution index within a reasonable range. The following vehicles are exempt from restrictions: 1. Special vehicles: police cars, fire trucks, ambulances, and engineering rescue vehicles. 2. Diplomatic vehicles: vehicles with diplomatic license plates and those approved for temporary entry. 3. Official vehicles: administrative law enforcement vehicles and specialized towing vehicles with unified markings performing official duties. 4. Special-purpose vehicles: sanitation, landscaping, road maintenance vehicles, and funeral hearses. 5. Approved vehicles: company shuttle buses and school buses approved by the municipal public traffic management department.

15

1

Share

How Long to Wait for a Subject 2 Retake?

You need to wait 10 days before scheduling a retake. Here is some extended information about the driver's license test: 1. Subject 1: Road traffic safety laws, regulations, and related knowledge test. It is a written test conducted on a computer, with a full score of 100. A score of 90 or above is considered a pass (including 90). 2. Subject 2: Field driving skills test. It is a practical test conducted in a vehicle within a designated area, with only pass or fail results. The test includes five mandatory tasks performed in sequence: reversing into a parking space, parallel parking, S-curve driving, right-angle turning, and hill start and stop. The full score is 100, and a score of 80 or above is considered a pass (including 80). 3. Subject 3: Road driving skills test. It is a practical test conducted on a road or simulated course. The full score is 100. For large buses, a score of 90 or above is required to pass; for large trucks, 80 or above; and for other vehicle types, 70 or above. 4. Subject 4: Safe and civilized driving knowledge test. It is a written test with a full score of 100. A score of 90 or above is considered a pass (including 90).

9

0

Share

What is the remote control matching method for Changan Honor?

Changan Honor remote control matching method: Simultaneously press the "LOCK" and "UNLOCK" buttons on the remote key until the turn signal lights go out. More details about Changan Honor are as follows: 1. Introduction: Changan Honor (HONOR) is a new CDV commercial vehicle launched by Changan Automobile in 2012. 2. Main features: The front-mounted engine effectively improves driving safety and riding comfort while reducing cabin noise and vibration. The rear-wheel drive technology provides stronger propulsion, better cornering, rapid acceleration, and climbing performance, demonstrating significant advantages compared to front-engine front-wheel drive and mid-engine rear-wheel drive configurations.

17

2

Share

Which part of the vehicle is controlled by this position of the rotary switch?

This position of the rotary switch controls the fog lights. Here is some information about fog lights: 1. Purpose: Fog lights, installed at the front and rear of the vehicle, are used for road illumination and safety warnings during driving in rainy or foggy weather. 2. Classification: Fog lights are divided into front fog lights and rear fog lights. Front fog lights are generally yellow, while rear fog lights are red. The symbol for the rear fog light is slightly different from that of the front fog light—the light lines of the front fog light symbol point downward, whereas those of the rear fog light are parallel. These symbols are usually located on the instrument control panel inside the vehicle. In foggy weather, both front and rear fog lights are typically used together.

15

0

Share

What is the difference between autonomous driving L1-L5 technologies?

How to Determine When to Replace Motorcycle Brake Pads?

How to Check Fuel Consumption on the Car Dashboard?

What does vehicle restriction mean?

How Long to Wait for a Subject 2 Retake?

What is the remote control matching method for Changan Honor?

Which part of the vehicle is controlled by this position of the rotary switch?

What is the fuel tank capacity of the Vezel?

What is the maximum length of a truck that a C license can drive?

What are the new regulations for the 2021 passenger car lottery?

Which Car Modifications Are Legal?