How many points will be deducted for not wearing a seatbelt while driving and making phone calls?

What is the correct method for operating the clutch pedal during driving tests?

Using the heel of the left foot as a pivot point, place the ball of the foot on the clutch pedal and utilize ankle and knee movements to depress or release it. The clutch operation process consists of the following three stages: 1. Engagement process: The diaphragm spring installed between the clutch cover and pressure plate creates pre-compression deformation, generating pressure that keeps the driving and driven components firmly pressed together—this is the engaged state; 2. Disengagement process: When depressing the clutch pedal, it moves leftward, pushing the release lever left through hydraulic cylinders, which then moves the diaphragm spring release plate left. This causes the diaphragm spring to pivot around its support pins fixed on the clutch cover, making its larger end move right while pulling the pressure plate right via the release plate; 3. Re-engagement process: Releasing the clutch pedal returns it to its original position. The re-engagement mechanism's movement reverses the disengagement process. The process concludes when the clearance between release bearing and diaphragm spring release plate reappears, and the spring recompresses the pressure plate against the driven disk—restoring power transmission functionality.

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What Causes the Malfunction Light to Illuminate on Rainy Days?

Generally, there are several main reasons that can cause the engine malfunction light to illuminate. 1. Sensor issues: The sensors mentioned here include coolant temperature, crankshaft position, air flow, intake air temperature, oxygen sensors, etc. When these sensors are damaged, have poor contact, or experience signal interruption, the vehicle's ECU cannot accurately obtain engine data, which will then trigger the engine malfunction light. 2. Maintenance issues: Poor engine maintenance is the most common cause of the engine malfunction light illuminating. Vehicles have specific maintenance cycles, and if the owner does not adhere to the maintenance schedule and has poor driving habits, it will increase the burden on the engine's operation. 3. Fuel quality issues: The fuel quality here includes both fuel and engine oil. The fuel added to a car usually has a specific grade, and engine oil can be semi-synthetic or fully synthetic. Manufacturers generally recommend which grade of fuel and type of engine oil owners should use. If the owner does not follow these recommendations, it can lead to engine wear over time.

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What does it mean when a wrench symbol lights up on the car?

It reminds the driver to perform vehicle maintenance in a timely manner. There are 4 maintenance taboos: 1. Avoid poor ventilation: Do not run the engine for a long time in an unventilated garage. The exhaust gas from the engine contains carbon monoxide. Prolonged exposure to low concentrations of carbon monoxide can cause headaches, rapid breathing, nausea, vomiting, weakness, dizziness, mental confusion, and even brain damage. 2. Avoid sucking fuel pipes with the mouth: Gasoline is not only flammable and explosive but also toxic, especially leaded gasoline, which can damage the nervous system, digestive tract, and kidneys. In addition, gasoline contains high concentrations of sulfides. Since hydrogen sulfide is also toxic, inhaling gasoline can lead to poisoning or death. 3. Avoid exposure to carburetor cleaner: Most carburetor cleaners contain methyl chloride, aromatic compounds, and ethanol. Inhaling these substances or getting them on the skin and eyes can pose safety hazards. 4. Avoid mechanical injuries: When performing maintenance, clear work signs should be set up. When starting the car, pay attention to the gear position of the transmission to prevent accidental movement that could injure people. When working under the engine hood, ensure others leave the driver's seat to prevent accidental injuries caused by sudden engine movement or operation of controls by others.

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What is the tire model of the Prado?

265/60R18 is the tire model specification for the Prado. The first number, 265, represents the tire width of 265MM. The number 60 indicates that the tire's aspect ratio is 60%, meaning the section height is 60% of the width. The number 18 represents the rim diameter of 18 inches. The middle letter or symbol has a special meaning: "R" stands for radial tire. The tire brand for the Prado is Dunlop, with the tire center featuring a high-rigidity tread design, and the spare tire is full-sized. If you want to replace the tire yourself, you can follow the steps below: Take out the spare tire and jack, place the jack under the vehicle frame near the tire to be replaced, ensuring the jack touches the metal part of the frame. Raise the jack until it supports the car. The jack should be positioned under the vehicle, and you should check to ensure the jack is at a right angle to the ground. Remove the hub cap and loosen the nuts counterclockwise. Do not fully remove the nuts; just loosen them enough to eliminate resistance. When loosening the nuts for the first time, keeping the tire on the ground ensures that the nuts turn, not the tire. Turn the nuts counterclockwise until they are loose. Repeat this step for all lug nuts and then remove them completely. Place the new tire on the wheel hub, carefully aligning the tire rim with the wheel bolts. Install the lug nuts and tighten them by hand until all nuts are snug. At this point, the tire replacement is complete. In addition to the model, the tire also displays the following common data: Tire cord material: Indicated by Chinese pinyin, such as M for cotton cord, R for rayon cord, N for nylon cord, G for steel cord, and ZG for steel radial cord tire. Speed rating: Indicates the maximum speed at which the tire can carry a specified load under defined conditions. Letters from A to Z represent certified speed ratings from 4.8 km/h to 300 km/h. Common speed ratings include: Q: 160 km/h; H: 210 km/h; V: 240 km/h; W: 270 km/h; Y: 300 km/h. Rim specification: Indicates the rim specification compatible with the tire for practical use, such as standard rim 5.00F.

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What is the normal tire pressure for a Geely Emgrand?

Geely Emgrand's optimal tire pressure is set between 2.4-2.5bar. Due to seasonal factors, the tire pressure can be appropriately increased by 0.2bar in winter and decreased by 0.1bar in summer. This data complies with the international GBT2978-2008 standard. The Geely Emgrand's tire pressure monitoring system is directly displayed on the dashboard. It does not show the specific pressure and temperature of each tire, but only displays a tire pressure warning symbol on the dashboard when the tire pressure is abnormal, such as too high or too low. Generally, a tire pressure exceeding 2.8bar is considered too high, while a tire pressure below 2.0bar is considered too low. Hazards of overinflated tires: Reduced tire friction and adhesion, affecting braking performance; causes steering wheel vibration and deviation, reducing driving comfort; accelerates wear on the central tread pattern, shortening tire lifespan; increases body vibration, indirectly affecting the lifespan of other components; overstretches tire cords, reducing elasticity and increasing the load on the vehicle during driving. Hazards of underinflated tires: Increased friction coefficient with the road surface, leading to higher fuel consumption; causes heavy steering and deviation, posing safety risks; increases movement in various parts of the tire, leading to abnormal heat due to excessive rolling; reduces the functionality of cords and rubber, causing delamination or cord breakage and excessive friction with the rim, damaging the bead area and causing abnormal wear; multiplies friction between the tire and the ground, rapidly increasing tire temperature, softening the tire, and drastically reducing its strength. High-speed driving may lead to tire blowouts. If the tire pressure monitoring indicator light comes on (a yellow symbol with an irregular circle, no stamp on top, four small spikes at the bottom, and an exclamation mark inside), there are generally three possible reasons: Abnormal tire pressure: Usually triggers an alarm when below 1.8bar or above 3.0bar. In this case, tire inspection and pressure adjustment are required. Tire pressure monitoring not reset: After inflating the tires, the tire pressure monitoring system was not reset in time, causing it to record the previous data, which triggers the indicator light. Simply reset the tire pressure monitoring system. Damaged tire pressure sensor: The tire pressure sensor, installed inside the tire and connected to the tire valve, monitors tire pressure. If the sensor is damaged during driving, the tire pressure warning light will come on. In such cases, the only solution is to replace the sensor with a new one.

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How to Fill in Vehicle Usage?

There are four-axle vehicles, six-axle vehicles, eight-axle vehicles, etc. The more axles there are, the more wheels there are, and the greater the load capacity. For example, trucks have different load capacities such as 50 tons, 60 tons, 75 tons, 90 tons, etc.

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How many points will be deducted for not wearing a seatbelt while driving and making phone calls?

What is the correct method for operating the clutch pedal during driving tests?

What Causes the Malfunction Light to Illuminate on Rainy Days?

What does it mean when a wrench symbol lights up on the car?

What is the tire model of the Prado?

What is the normal tire pressure for a Geely Emgrand?

How to Fill in Vehicle Usage?

What are the parking techniques for Subject Three?

What is car engine oil made of?

What should be paid attention to when driving in rainy days?

Does Water Affect Tire Replacement on Rainy Days?