What are the marking criteria for straight-line driving in Subject 3?

What is the fuel tank capacity of the 1.2T Levin?

The fuel tank capacity of the 1.2T Levin is 50L, which is the officially announced data. Owners of the 1.2T Levin can also check this information on the vehicle's configuration sheet. The 1.2T Levin comes in two models with different fuel consumption rates per 100 kilometers. Both models use 92-octane gasoline. The Levin 185T-CVT Technology Edition has a NEDC combined fuel consumption of 5.6L per 100km, allowing a range of 892km on a full tank. The Levin 185T-CVT Sport Edition has a NEDC combined fuel consumption of 5.7L per 100km, with a range of 877km on a full tank. During daily driving, it is essential to monitor the remaining fuel level in the tank. This is typically done by observing the fuel gauge inside the vehicle. Under normal circumstances, the fuel gauge accurately reflects the fuel level. The fuel gauge usually has 5 to 6 segments, and it is advisable to refuel when only 2 segments remain to avoid running out of fuel midway. During actual refueling, the amount of fuel may exceed the nominal capacity. This is because the manufacturer's specified tank capacity is measured from the bottom of the tank to the safe limit, with additional space from the safe limit to the tank opening. This space ensures that the fuel can expand with rising temperatures without overflowing. If fuel is filled up to the tank opening, the actual refueling amount may exceed the nominal capacity. Other factors affecting fuel consumption include: Vehicle weight: There is a direct correlation between vehicle weight and fuel consumption. A 10% reduction in weight can lead to a corresponding reduction in fuel consumption. Vehicle aerodynamics: A lower drag coefficient results in significantly lower fuel consumption, while a higher drag coefficient increases fuel consumption proportionally. Tire pressure: Low tire pressure increases friction and adhesion, leading to higher fuel consumption. Driving habits: Aggressive acceleration and frequent braking can significantly increase fuel consumption. Wind direction: Driving with a tailwind reduces fuel consumption, while driving against the wind increases engine workload and fuel consumption. Road conditions: Driving on flat roads consumes less fuel compared to rough or steep roads. Additional electronic devices: Using extra equipment like air conditioning during driving increases fuel consumption.

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What to Do When the Car Tire Rim is Scratched?

Car tire rims can be repaired if they are scratched. Here are the steps to handle scratched car rims: 1. Clean the rim. First, thoroughly clean the rim. If the rim is not cracked or deformed, you can repair it yourself. After cleaning, dry it with a towel, and make sure to clean it thoroughly with degreasing wax paper. 2. Smooth the surface. The scratched area of the rim will be rough, so it must be smoothed with sandpaper. Start by wetting the sandpaper and sanding the scratched area repeatedly until it is smooth. Then apply body filler evenly, which can be done in multiple layers with 5-10 minutes between each application to allow the filler to dry completely. If the surface still feels rough, continue sanding until smooth. 3. Paint and apply polish. Once the body filler is completely dry, sand the scratched area smooth again. Then cover the tire with newspaper—playing cards can be used to hold it in place—and purchase spray paint that matches the original rim color. Apply the paint in light coats, allowing each layer to dry before applying the next to avoid runs. Finally, after the paint has dried, apply a clear gloss finish to make the rim look as good as new.

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What is the speed rating for a tire with the letter H?

The maximum speed for a tire with an H rating is 210 km/h. Below are some methods to extend the lifespan of your tires: 1. Remove small stones stuck in the tire tread. You can use tools like a screwdriver or an awl. During the cleaning process, repeatedly turn the steering wheel to get the right angle. 2. Check the tire pressure every month or before long trips. The recommended tire pressure can usually be found on the fuel tank cap, door frame, or in the user manual. 3. Rotate the tires every 8,000–10,000 kilometers. The purpose of rotation is to ensure even wear.

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How to Troubleshoot Engine Oil Leakage Issues?

Methods to resolve engine oil leakage issues: 1. Replace the piston and piston rings. 2. Replace the cylinder liner or rebore the cylinder. 3. Reassemble the piston rings. 4. Scrape off the scale in the cylinder liner bore and replace the cylinder liner. 5. Replace the valve oil seal, valve, and valve guide. Below are the reasons for engine oil leakage: (1) Excessive wear of the cylinder wall and piston skirt. (2) Cylinder scoring. (3) Piston ring misalignment. (4) Piston ring fatigue. (5) Incorrect installation of twisted rings or tapered rings. (6) Excessive tightness between the wet cylinder liner and the cylinder block bore. (7) Loose fit between the valve stem and valve guide.

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Why doesn't the car respond when pressing the car remote?

The reasons why the car remote does not respond when pressed are as follows: 1. The remote key battery is dead. 2. Poor contact or failure of the time control module. 3. Aging of the wireless receiving antenna on the car. 4. The car uses explosion-proof solar film, which blocks the remote signal. Below is relevant information about car remotes: 1. Solutions: (1) Replace the remote battery. (2) Replace the negative reed of the remote. 2. How car remote keys work: (1) Active working mode. (2) Passive working mode. (3) Coil induction mode.

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How to Check Tire Pressure Data?

The methods for checking tire pressure data are: for vehicles equipped with tire pressure monitoring function, the tire pressure can be viewed on the car dashboard; for those without this function, it is necessary to visit a 4S shop or repair shop to check with professional equipment. Hazards of excessive tire pressure: The friction and adhesion of the tires will decrease, affecting braking performance; it can cause steering wheel vibration and deviation, reducing driving comfort; It accelerates the localized wear of the tread pattern in the center of the tire, shortening the tire's lifespan; the vibration of the vehicle body increases, indirectly affecting the lifespan of other components. Hazards of insufficient tire pressure: The friction coefficient with the road surface increases, leading to higher fuel consumption; it makes the steering wheel heavy and prone to deviation, which are factors detrimental to driving safety; It increases the movement of various parts of the tire, causing abnormal heating due to excessive rolling; it reduces the functionality of the cords and rubber, leading to delamination or cord breakage, and excessive friction between the tire and the rim, resulting in damage to the bead area and abnormal wear.

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What are the marking criteria for straight-line driving in Subject 3?

What is the fuel tank capacity of the 1.2T Levin?

What to Do When the Car Tire Rim is Scratched?

What is the speed rating for a tire with the letter H?

How to Troubleshoot Engine Oil Leakage Issues?

Why doesn't the car respond when pressing the car remote?

How to Check Tire Pressure Data?

Is It Okay to Buy a Car with Replaced Fenders?

What maintenance is required at 25,000 kilometers?

What is the difference between internal and external air circulation for heating?

Is the Three-Way Catalytic Cleaner Useful?