What is the engine idle speed?

What are the effects of blocking the EGR in a diesel vehicle?

EGR long open state, at this time the vehicle will exhibit black smoke emission, lack of acceleration power, and increased fuel consumption. In this case, it is necessary to replace or clean the EGR valve. Below are specific details about the EGR valve: 1. Overview: The EGR valve is a mechatronic product installed on diesel engines to control the amount of exhaust gas recirculated back into the intake system. It is typically located on the right side of the intake manifold, near the throttle body, and is connected to the exhaust manifold via a short metal pipe. Its function is to regulate the amount of exhaust gas entering the intake manifold, allowing a certain amount of exhaust gas to flow into the intake manifold for recirculation. The EGR valve is a very important and critical component in the exhaust gas recirculation system. 2. Classification: EGR valves are divided into mechanical and electronic control types. 3. Working principle: The EGR valve guides the exhaust gas from engine combustion into the intake manifold to participate in combustion, thereby reducing the combustion chamber temperature, improving engine efficiency, enhancing the combustion environment, reducing engine load, effectively decreasing NOx emissions, reducing knocking, and extending the service life of various components.

2

0

Share

What Causes Water Dripping Under the Magotan Car?

Water dripping under the Magotan car may be caused by condensation from the air conditioning, a malfunction in the radiator cooling system, or dripping from the windshield. Below is an introduction to the Magotan: 1. Overview: The Volkswagen Magotan originates from the Future B6, which is closely related to the Passat B6. It is the first B-segment sedan to be produced and sold by FAW-Volkswagen since its establishment. According to FAW-Volkswagen, "Ma" symbolizes confidence, decisiveness, and dynamism, while "gotan" represents soaring, surpassing, and passion. 2. Features: The Magotan is equipped with a 1.8 TSI engine, the latest generation from Volkswagen Germany, which incorporates the most advanced engine technology globally and leads the development trend of gasoline engines. The new 1.8 TSI engine combines turbocharging technology with direct fuel injection, providing greater power and improved torque characteristics.

16

3

Share

Why does the idle speed become high after cleaning the throttle?

The reason for high idle speed after cleaning the car's throttle is: The carbon deposits in the throttle device are cleaned, resulting in more air intake than normal, which causes the high idle speed. Here is an introduction to the relevant knowledge about car idle speed: 1. Concept definition: Idle speed is a working condition of the car, referring to the engine running in neutral gear. The engine speed at idle is called idle speed. The idle speed can be adjusted by changing the throttle size, etc. Idle speed means the engine "outputs power but does no work." 2. Classification: It can be divided into normal idle, driving idle, and unstable idle.

5

0

Share

How Long Can a Temporary License Plate for Small Cars Be Used?

Temporary license plates for small cars come in two types: one is for temporary driving within the administrative jurisdiction, issued with a validity period not exceeding 15 days, and the color is blue; the other is for temporary driving across administrative jurisdictions, issued with a validity period not exceeding 30 days, and the color is yellow. Below is relevant information about temporary license plates: 1. Characteristics: The characteristic of temporary license plates lies in their temporariness. Unlike formal license plates, which can be permanently valid, once a temporary license plate expires, the holder cannot drive on the road without renewal, otherwise it constitutes a traffic violation. 2. Validity Period: New cars using temporary license plates must not exceed 15 days, and the owner should promptly apply to the vehicle management authority for a formal license plate.

14

1

Share

Where is the car computer located?

The vehicle computer is installed in the driver's compartment, specifically below the steering wheel. The vehicle computer, also known as the Electronic Control Unit (ECU), functions as a computer-controlled module. The ECU, referred to as "vehicle computer" or "on-board computer," is essentially the brain of the car. In terms of functionality, it serves as a specialized microcomputer controller for automobiles. Similar to a standard computer, it consists of a microprocessor (CPU), memory (ROM, RAM), input/output interfaces (I/O), analog-to-digital converters (A/D), and large-scale integrated circuits for signal conditioning and driving. To put it simply, "the ECU is the brain of the car." The ECU collects data from various sensors (including temperature sensors, pressure sensors, rotation sensors, flow sensors, position sensors, oxygen sensors, knock sensors, etc.) that monitor the engine's operating conditions. These signals are transmitted to the ECU via dedicated wiring. Upon receiving these signals, the ECU analyzes them to determine the operational status of various engine components and then performs automated calculations based on pre-programmed algorithms. Functions of the vehicle computer system: The vehicle computer typically calculates real-time fuel consumption, travel distance, temperature, average speed, average fuel consumption, etc. Some systems also include features like maintenance reminders and driver rest alerts. Not all fuel-injected vehicles are equipped with a vehicle computer, although most modern cars have one, albeit with varying levels of functionality. Modern vehicles are predominantly fuel-injected, and even older carburetor-equipped high-end models may have a vehicle computer. Generally, the vehicle computer is displayed on a small screen located either on the instrument panel or the center console, providing the driver with the aforementioned information for reference.

14

4

Share

What does the locked status of a car mean?

Vehicle locking is a management measure implemented by the vehicle management office, which can be due to various factors such as court seizure or unresolved accidents. Once a vehicle is locked, it cannot be driven on the road. If your car is locked, don't panic. First, identify the reason, then take timely action to resolve the issue, ensuring it doesn't affect your vehicle usage. Vehicles are considered special movable properties, and their seizure period should not exceed two years. If the seizure period expires without an extension procedure, the lock will be automatically lifted. Here are the relevant regulations: Article 8 of the Road Traffic Safety Law: The state implements a registration system for motor vehicles. Motor vehicles can only be driven on the road after being registered with the traffic management department of the public security authority. For motor vehicles that have not yet been registered but need temporary road use, a temporary pass must be obtained. The vehicle management office is only responsible for the locked status. To unlock the vehicle, a certificate from the court or the unit that requested the lock must be provided.

19

1

Share

What is the engine idle speed?

What are the effects of blocking the EGR in a diesel vehicle?

What Causes Water Dripping Under the Magotan Car?

Why does the idle speed become high after cleaning the throttle?

How Long Can a Temporary License Plate for Small Cars Be Used?

Where is the car computer located?

What does the locked status of a car mean?

What to Do If a Car Battery Leaks?

Should the clutch be depressed when starting a manual transmission car?

What Causes the Throttle to Be Hard to Press?

What are the Principles and Structure of a Diesel Engine?