Is Volkswagen a Domestic or Joint Venture Car?

Where is the water filling mark for the Ford Mondeo radiator?

Ford Mondeo's radiator is located at the upper part of the radiator, and you can add water by unscrewing the radiator cap. Additional information: 1. Car radiator generally refers to the heat sink: The radiator is part of the car's cooling system. The radiator in the engine's water cooling system consists of three parts: the inlet chamber, the outlet chamber, the main plate, and the radiator core. The upper water tank is on the radiator, connected to the lower water tank via pipes. Hot water flows from the upper to the lower tank and turns into warm water. The cooling air fins form channels, and through the suction of the fan and the relative wind speed when the car moves forward, a large amount of cold air passes through the air channels, absorbing the heat from the cooling water flowing through the pipes and then dissipating it into the atmosphere. 2. The radiator is an important component of a water-cooled engine: As a key part of the cooling circuit in a water-cooled engine, it absorbs heat from the cylinder block to prevent engine overheating. Due to water's high specific heat capacity, the temperature does not rise significantly after absorbing the cylinder block's heat. Therefore, the engine's heat is transferred through the cooling water liquid circuit, using water as a heat carrier to conduct heat, and then dissipates via large-area cooling fins through convection to maintain the engine's optimal operating temperature.

19

5

Share

What are the physical examination items required for applying for a driver's license?

The physical examination items for learning to drive as stipulated in Article 11 of the "Regulations on the Application and Use of Motor Vehicle Driving Licenses" include: 1. Height: Applicants for large passenger vehicles, tractors, city buses, large trucks, and trolleybuses must be at least 155 cm tall. Applicants for medium-sized passenger vehicles must be at least 150 cm tall. This is the first step in the physical examination for learning to drive. 2. Vision: Applicants for large passenger vehicles, tractors, city buses, medium-sized passenger vehicles, large trucks, trolleybuses, or trams must have uncorrected or corrected visual acuity of at least 5.0 on the logarithmic visual acuity chart. Applicants for other vehicle types must have uncorrected or corrected visual acuity of at least 4.9 on the logarithmic visual acuity chart. 3. Color vision: No red-green color blindness. This is consistent with the vision requirements in the physical examination for learning to drive. 4. Hearing: Able to distinguish the direction of sound sources with each ear at a distance of 50 cm from a tuning fork. 5. Upper limbs: Both thumbs must be intact, and each hand must have at least three other fingers intact, with normal limb and finger movement functions. 6. Lower limbs: Normal movement function. Applicants for driving manual transmission vehicles must have a lower limb length difference of no more than 5 cm. Applicants for driving automatic transmission vehicles must have a sound right lower limb. 7. Trunk and neck: No movement dysfunction.

8

0

Share

Can You Drive with 110 Tire Pressure?

Tire pressure of 110kpa is not safe for driving. Excessively low tire pressure can cause severe deformation of the tire sidewall, damage the cord layer, and lead to a tire blowout. Hazards of low tire pressure: Increased friction coefficient with the road surface, leading to higher fuel consumption; Causes heavy steering and tendencies to veer, posing risks to driving safety; Increases movement in various parts of the tire, causing abnormal heat due to excessive rolling; Reduces the functionality of the cords and rubber, leading to delamination or cord breakage, excessive friction with the rim, resulting in damage to the bead area and abnormal wear; Multiplies friction between the tire and the ground, sharply raising tire temperature, softening the tire, and drastically reducing its strength. High-speed driving may cause a blowout; Increases tire body deformation, making the tire side prone to cracks, while generating flexing motion, leading to excessive heat, accelerating rubber aging, cord layer fatigue, cord breakage, and increasing the tire's contact area with the ground, speeding up shoulder wear. Solutions for insufficient tire pressure: If no damage is visible, simply inflate to normal pressure and reset the tire pressure system; If a puncture is found during inspection, promptly drive to a tire shop for repair, then reinflate; If the tire pressure warning reappears after inflation without any punctures, it may be due to air leakage from rim deformation. It's advisable to inspect and replace the rim.

4

3

Share

Can a vehicle still be registered if the temporary license plate has expired?

Yes, but the vehicle cannot be driven on the road before obtaining the new license plate. If caught by traffic police while driving, it will be treated as an unlicensed vehicle, which may result in the inability to transfer ownership later. Generally, when purchasing a new car, it is necessary to register the new license plate for the vehicle at the same time, which is equivalent to obtaining the vehicle's identification card, and only then is it allowed to drive on the road. Before obtaining the official license plate, if there is a need to drive on the road, a temporary license plate can also be applied for. There are actually many special types of license plates for motor vehicles, and temporary license plates are one of them. In addition, there are military license plates, armed police license plates, etc. License plates with the word "Embassy" are diplomatic license plates, and such vehicles enjoy diplomatic privileges. The use of temporary license plates is time-limited and regional. Those who meet any of the following conditions can apply for a temporary license plate at the local vehicle management office: 1. When driving back from the place of purchase to the place of use, a temporary license plate must be applied for at the vehicle management office in the place of purchase; 2. When transferring the vehicle's registration and the official license plate has been surrendered, a temporary license plate must be applied for at the local vehicle management office to drive back to the local area; 3. For new vehicles in the local area that have not yet obtained an official license plate but need to be driven to another location for modification, a temporary license plate must be applied for locally. After the modification is completed, a temporary license plate must be applied for at the modification location to drive back to the original area; 4. When purchasing a vehicle locally and needing to drive to another location, a temporary license plate must be applied for locally to drive to the other location; the same applies in reverse. 5. When the vehicle's registration has not yet been fixed and temporary use is required.

12

0

Share

Why does the Mercedes-Benz engine malfunction indicator light come on while the car can still run normally?

The engine malfunction indicator light coming on may be a warning, indicating that certain system parameters of the car may have exceeded the set range. In this case, the car can usually continue to drive, and the light is generally yellow. There is also a more serious situation where the light turns red, indicating a very severe fault. Although the car may still be able to drive, for safety reasons, it must be stopped immediately, the engine turned off, and further driving prohibited. The fault must then be checked. There are mainly seven reasons for the engine malfunction indicator light to come on: Sensor failure: The sensors referred to here include those for coolant temperature, crankshaft position, air flow, intake air temperature, oxygen sensors, etc. When these sensors are damaged, have poor contact, or signal interruption, the car's ECU cannot accurately obtain engine data, causing the engine malfunction indicator light to come on. Fuel or oil quality issues: If fuel or engine oil is not added as required by the manufacturer, it may cause engine wear, leading to the malfunction light coming on. Poor mixture combustion: Poor mixture combustion can cause engine carbon buildup or knocking. When detected by the oxygen sensor and reported to the ECU, the malfunction light will come on as a warning. Faulty spark plugs, ignition coils, fuel pumps, or clogged fuel lines can all lead to poor mixture combustion in the engine. Turbocharging issues: Intake turbocharging pipes and the turbocharger can also cause the engine malfunction light to come on. The most common issue is turbocharger damage, accompanied by symptoms such as oil leaks, high oil consumption, reduced power, metallic noises, or blue or black smoke from the exhaust pipe. Intake issues: If there is a problem with the car's intake, it may lead to engine pipe blockage, and in severe cases, cause the engine malfunction light to come on. A dirty air filter that is not regularly cleaned can lead to intake problems. Exhaust issues: Exhaust faults can also cause the engine malfunction light to come on. The rear oxygen sensor, three-way catalytic converter, exhaust camshaft, and bearing faults are all causes of exhaust problems, with the three-way catalytic converter being the most common. Using leaded gasoline, lead or silicon-containing lubricant additives, physical damage to the three-way catalytic converter, or engine fuel supply system faults can easily cause three-way catalytic converter failure. Anti-theft system failure: If the car's electronic anti-theft system malfunctions, or if the anti-theft controller does not match the engine electronic controller, the anti-theft system can cause the engine to malfunction, and the engine malfunction light will come on. If the engine malfunction light comes on, follow these steps: First, check if the engine is running normally and whether there are issues such as shaking or smoke. If so, try not to restart the engine. Especially, do not restart the engine if the light is red. If the engine can start, turn it off for 5-10 minutes, then without pressing the brake, press the start button once or turn the key halfway to the 'on' position without pressing the clutch. The car will perform a self-check after powering on. Wait for 5-10 seconds to see if the malfunction light on the dashboard turns off. If the malfunction light does not turn off, visit a service station as soon as possible to find the cause. The service station can use a portable diagnostic tool to read the fault codes, obtain fault information, and perform targeted repairs.

15

1

Share

How to Deal with Foggy Car Windows When Using Air Conditioning in Winter?

Press the defogging button, turn on the air conditioning cooling (A/C) switch, set the temperature to the lowest, and turn on the external circulation to remove fog. Both cold and warm air can be used to defog car windows, but warm air is slower than cold air. The most effective method is to use cold air, which blows dry cold air directly onto the glass, preventing water vapor from condensing on the glass and achieving the purpose of defogging. The method of using warm air to defog is the same as using cold air, but it should be noted that warm air should not be used for defogging on rainy days, as it may initially increase fogging. When car windows fog up, external circulation should be turned on. The reason for car window fogging: There is a certain temperature difference between the inside and outside of the car. If the temperatures inside and outside the car are different, the surface of the colder side will have a lower saturated vapor pressure than the surrounding environment, causing water vapor to gather on the glass surface and form tiny water droplets, resulting in fog. Methods to defog car windows: Air conditioning cooling: Use the air conditioning cooling and dehumidification function to reduce air humidity and remove fog. In summer, especially when multiple people enter the car and the air conditioning is not turned on in time, the high humidity of exhaled air can quickly cause the windshield to fog up. At this time, turn on the air conditioning to blow cold air onto the windshield, using the dehumidification function to quickly remove fog. If the humidity is too high and the air conditioning is not effective, slightly open the window to rapidly reduce the humidity inside the car. Of course, combining this with the air conditioning will yield faster results. Air conditioning warm air: Use the method of reducing the temperature difference to remove fog. In winter, blow warm air onto the glass to quickly raise the temperature of the windshield and reduce the temperature difference between the inner and outer surfaces of the window, preventing excessive fogging. However, it should be noted that the rear and side windows heat up more slowly, so it takes longer to completely remove the fog. Whether the air conditioning is automatic or manual, turning it on helps with dehumidification. The air conditioning temperature control should not be set to the coldest position, as this may cause frost to form on the outer surface of the windshield over time. Applying anti-fog agents for prevention: Spray a small amount of defogging agent on the car windows and wipe it clean to remove dirt and stains. While polishing the glass, a thin transparent protective film is formed, effectively preventing water vapor from condensing on the glass and forming fog, which is especially useful in cold winters. Alternatives to anti-fog agents include dishwashing liquid, soapy water, glycerin, alcohol, or salt water. After drying, use a chamois or soft dry cloth to remove excess fibers, ensuring the car windows remain fog-free for several days. Opening windows for convection: If the fog inside the car is not too heavy, you can open the windows on both sides to create convection between the inside and outside air, reducing the temperature difference and gradually eliminating the fog. The principle of this method is the same as using cold air from the air conditioning. However, the downside of opening windows for convection is obvious: it cannot be used during rain, snow, on highways, or when the fog is heavy. Rear window heating: Most cars are equipped with a rear window electric heating function, though the button positions may vary. Turn on the rear window heating switch, and the fog on the rear window will disappear in about a minute.

1

3

Share

Is Volkswagen a Domestic or Joint Venture Car?

Where is the water filling mark for the Ford Mondeo radiator?

What are the physical examination items required for applying for a driver's license?

Can You Drive with 110 Tire Pressure?

Can a vehicle still be registered if the temporary license plate has expired?

Why does the Mercedes-Benz engine malfunction indicator light come on while the car can still run normally?

How to Deal with Foggy Car Windows When Using Air Conditioning in Winter?

What is the reason for the particularly loud noise of Wuling MINIEV at low speed?

How many types of parking lot signs are there?

When Should Vehicle Tires Be Replaced?

Where is the production plant of Shanghai Volkswagen located?