Can You Pass the Subject Two Test After a Sleepless Night?

How to Unlock the Rear Air Conditioning in a Passat?

Passat air conditioning panel's REAR button is the lock key for the rear air conditioning control panel. Here is the relevant introduction: 1. Classification of car air conditioning: Generally, from the perspective of car configuration, it is mainly divided into manual air conditioning and automatic air conditioning. Adjusting the air volume has nothing to do with the compressor. As long as the air conditioning is turned on for cooling, the compressor will always work at full speed. The temperature adjustment of manual air conditioning is just about how much hot air is mixed into the cold air. In actual use, the temperature inside the car cannot reach the condition for the compressor to stop running. 2. Differences in car air conditioning: Generally, manual air conditioning is equipped with a non-variable compressor. Automatic air conditioning can also use a non-variable compressor, which works on the same principle as manual air conditioning, but with an automatic thermostat device added, which can adjust based on the difference between the in-car temperature and the set temperature.

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How to Break in a New Manual Transmission Car?

The following are the methods for breaking in a new manual transmission car: 1. Avoid excessively high engine RPM. The break-in period is a process of smoothing and aligning the engine components. Excessively high RPM can damage the uneven surfaces of the crankshaft and bearings, so it’s important to monitor the engine RPM. Regardless of the gear, the RPM should generally not exceed 3,000, or 3,500 for automatic transmissions. 2. Avoid staying in one gear for too long. Some owners, in an attempt to speed up the break-in process, often drive in fifth or fourth gear, but this can lead to rapid engine aging. The correct approach is to use all gears appropriately and drive under various road conditions. 3. Avoid prolonged driving in low gears. During the break-in period, it’s best not to drive for extended periods in first or second gear. Prolonged use of low gears can damage the transmission. Instead, alternate between high and low gears for proper break-in. 4. Avoid overloading the car. The lighter the load during the break-in period, the better, as excessive weight can strain the engine. Also, avoid hauling heavy items. 5. Don’t perform the first maintenance too early. Some people prefer to service the car before the recommended first maintenance date, but this is not advisable. The recommended interval is scientifically calculated, so early maintenance is unnecessary. Generally, the first service should be done after 2,000 or 2,500 kilometers. 6. Avoid excessively long driving sessions. Don’t drive the new car continuously for long hours like a taxi. Limit driving to a few hours at a time and allow the car to rest. Avoid driving extensively on weekends or taking long trips, as this accelerates component wear and can severely harm the new car.

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Is the windshield film applied on the inside or outside?

The windshield film is applied on the inside. Disadvantages of applying windshield film on the outside: 1. If applied outside, exposure to wind and rain will reduce its service life by at least two-thirds; 2. If applied outside, glass fragments from external impacts can still injure people, failing to serve the purpose of a safety film. Where is car film applied: Car film refers to applying a thin film-like substance (also called solar film or safety/heat-insulating film) on the front and rear windshields, side windows, and sunroof of a vehicle. Functions of car film: The film primarily blocks ultraviolet rays, reduces heat transmission, and prevents injuries caused by sudden glass breakage, while also protecting personal privacy through the one-way visibility feature of solar films.

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Should the AUTO Air Conditioning Be Turned Off Before Shutting Down the Engine?

AUTO air conditioning should be turned off before shutting down the engine. Here is the relevant information: 1. Reason: After the air conditioning is turned on, moisture in the air will condense on the surface of the evaporator, making it damp and cold. Moreover, mold in the air will adhere to the surface, and over time, the evaporator surface becomes a breeding ground for bacteria, which multiply rapidly and produce foul-smelling metabolites and gases. This is why a sour smell is emitted when the air conditioning is turned on. 2. A/C Indicator: There is an A/C indicator on the right, which stands for the compressor. In summer, cooling is required, so the compressor must be turned on, and it usually starts automatically. In winter, it can be left off, as hot air can be obtained once the car's water temperature rises. Not turning on the compressor in winter can also save fuel.

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How Long Does a Minor Maintenance Take?

Generally speaking, the car maintenance cycle is every 5,000 or 10,000 kilometers or every six months, depending on the effective time or mileage of the engine oil and oil filter used in the car. The validity periods of mineral oil, semi-synthetic oil, and fully synthetic oil of different brand grades are also different. Regular maintenance is divided into the following aspects: 1. Engine oil: Every 5,000-10,000 kilometers is the best replacement cycle. If the replacement cycle is too long, it will cause wear inside the engine. In addition, vehicles used less frequently should have their oil changed every six months, as the oil will deteriorate over time and can no longer protect the engine. 2. Oil filter: If the filter becomes dirty, even if the oil is changed, its effectiveness will be reduced. It is very effective to replace the oil filter at the same time as the oil. 3. Antifreeze: When traveling in cold regions, do not forget to increase the concentration of antifreeze. Generally, the antifreeze concentration is about 30%. To prevent freezing, an optimal guarantee of 40-50% is required.

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What Causes Abnormal Noises When Reversing a Car?

There are many reasons for abnormal noises when reversing a car, including tire damage, shock absorber issues, transmission problems, and brake pad issues. Below are detailed explanations: 1. Tire Damage: If the car tire has a bulge, it can cause noise when reversing or moving. The solution is simple—just repair or replace the tire. 2. Shock Absorber Issues: When the car's shock absorbers have problems, noise may also occur when turning or driving on bumpy roads. This situation requires replacing the shock absorbers at a repair shop or 4S store. 3. Transmission Problems: If the car's transmission has issues, such as damaged reverse gears, friction can cause noise. This requires opening the transmission to inspect and replace the gears. 4. Brake Pad Issues: Brake pad problems are a common cause of car noise, including improper installation, severe wear, or foreign objects stuck between the pads and calipers. The specific situation requires removing the tire to inspect the brake pads and then performing repairs or replacing the pads if necessary.

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Can You Pass the Subject Two Test After a Sleepless Night?

How to Unlock the Rear Air Conditioning in a Passat?

How to Break in a New Manual Transmission Car?

Is the windshield film applied on the inside or outside?

Should the AUTO Air Conditioning Be Turned Off Before Shutting Down the Engine?

How Long Does a Minor Maintenance Take?

What Causes Abnormal Noises When Reversing a Car?

Is the Leakage of Driving License Information Serious?

How Many Turns to Lock the Steering Wheel of a Large Vehicle?

How Many Times Are the First and Second Maintenance?

Is the Initial License Date the Date of Subject 4?