How many points are deducted for crossing the line during curve driving?

What Causes the Engine Oil Warning Light to Flash During Emergency Braking?

When the engine is running, the oil pressure is generally maintained within the range of 150-350 kPa. If the oil pressure is too low or too high, the oil indicator light on the dashboard will illuminate. The reasons for the oil light flashing are as follows: 1. Excessive oil viscosity. The viscosity of the oil is closely related to its quality. Higher viscosity means better resistance to high temperatures, and vice versa. However, higher viscosity is not always better; the oil grade should match the engine. 2. Pressure relief valve blockage or improper adjustment. To prevent excessive oil pressure in the lubrication system, which increases engine power consumption and causes oil leaks at sealed connections, a pressure relief valve is installed in the main oil passage or oil pump. Its function is to limit the oil pressure in the lubrication system to within the specified range. A faulty pressure relief valve can lead to abnormal oil pressure, causing the oil light to illuminate. 3. Insufficient oil level. If the oil level is too low, the oil pump's output decreases or fails to pump oil due to air intake, resulting in reduced oil pressure. This can accelerate wear on the crankshaft, bearings, cylinder liners, and pistons due to inadequate lubrication. 4. Engine overheating. Excessive scale in the cooling system, poor heat dissipation, prolonged overload operation, or delayed fuel injection timing can cause the engine to overheat. This accelerates oil aging, degradation, and thinning, leading to leaks through gaps and a drop in pressure, triggering the oil warning light. 5. Clogged oil filter. When the oil filter is blocked and oil cannot pass through, the bypass valve on its base opens, allowing oil to enter the main oil passage unfiltered. If the bypass valve's opening pressure is set too high or too low, the oil pump's pressure will fluctuate, which can also cause the warning light to illuminate. Solution: After the vehicle is powered on, it undergoes a self-check, during which the oil warning light may illuminate. However, if the self-check system detects normal oil pressure within 10 seconds of starting the vehicle, the warning light will automatically turn off—this is normal. If the oil light flashes while driving, it indicates an oil-related issue, and the vehicle should be stopped for inspection or taken to a 4S shop for servicing.

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What transmission is used in the Haval H6 automatic model?

Haval H6 uses a 6AT transmission. Engine: The 6AT model still employs the previous 1.5L turbocharged engine with a maximum power of 110kW. After being equipped with the 6-speed automatic transmission, there is no change in torque, with peak torque remaining at 210Nm/2200-4500rpm. Transmission: After switching to the 6AT transmission, the H6's characteristic weak low-end torque still persists. You may even feel some hesitation during initial acceleration, but this phenomenon improves significantly once the car is in motion. The transmission generally starts upshifting just after 2000rpm. During acceleration and upshifting, the gear changes are very smooth, with almost no noticeable jerking of the vehicle body. However, in urban congested conditions with frequent gear changes, the transmission appears less responsive, with shifts sometimes lagging behind the rhythm, resulting in slight jerking of the vehicle body.

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Why does the Jetta's front wheel make a clicking noise while driving?

The reasons for the front wheel noise in a Jetta while driving include damaged shock absorbers and shortened shock absorber travel distance. Reasons for front wheel noise in a Jetta while driving: Damaged shock absorber. The shock absorber has not yet recovered when encountering bumps, resulting in shortened shock absorber travel distance. To check for shock absorber noise, it is necessary to feel it at low speeds for a noticeable effect. Solutions for front wheel noise in a Jetta while driving: Open the engine hood and have two people press down hard on the front of the car repeatedly, causing the vehicle to move up and down. If the shock absorber is severely damaged, the noise can be heard. If the shock absorber is not severely damaged, the noise may not be audible. You can place your hand on the shock absorber spring (do not reach inside the coil, otherwise your fingers may get crushed). During the up and down movement, you can feel the spring vibrating, indicating the shock absorber may also be damaged. Seek professional repair at a specialized maintenance shop.

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Where is the fuse box of BMW 320i located?

The fuse box of BMW 320i is located on the right side of the engine compartment. Location of the fuse box: Generally, there are two fuse boxes in a vehicle. One is located on the right side of the engine compartment, mainly responsible for the safety of external electrical components such as ECU, windshield washer, lights, horn, ABS, and other circuits. The other is located on the lower left side of the steering column, primarily ensuring the normal operation of internal electrical components like the cigarette lighter, power windows, electric seats, and airbags. Function of automotive fuses: Automotive fuses are a type of current fuse. When the circuit current exceeds twice the rated current of the fuse, it will melt within seconds to protect the circuit. They are commonly used for overcurrent protection in automotive circuits and also for industrial equipment.

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What is the reason for the unclear sound of the Buick Regal car horn?

Regal car horn sound becomes unclear because the horn is flooded with water. Solution for Regal car horn flooded with water: Go to a 4S shop or car beauty shop to replace the horn or wait for a period of time. As the temperature in the engine compartment rises, the water will slowly evaporate. Once the water inside the horn has completely evaporated, the sound will return to normal. Location of the Buick Regal car horn: The Buick Regal car horn is located under the right front headlight, inside the front bumper. When the car is lifted, it can be seen at the front right of the vehicle. The two horns of the Buick Regal are integrated and installed together.

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What to Do If the BMW X3 Radiator is Deformed?

For small deformation areas of the radiator, needles can be used to comb it out, but for larger areas, replacement is the only option. If the entire radiator is deformed, it must be replaced entirely. Inspection and maintenance measures for the radiator: Check the upper and lower water chambers and the radiator core for any leaks. The radiator core can be rinsed with water to remove surface dust. If there are debris embedded in the radiator core, fine steel wire can be used for cleaning. If the radiator fins are bent, they should be straightened. The radiator frame must not have any cracks or broken welds, and the radiator should be securely fixed without any looseness at the front or back. There should be an appropriate distance between the radiator and the fan blades. Classification of radiators: Automobile radiators are generally divided into water-cooled and air-cooled types. The heat dissipation of an air-cooled engine relies on air circulation to carry away heat, thereby achieving the cooling effect. The cylinder block of an air-cooled engine is designed with dense fin-like structures on the exterior to increase the heat dissipation area and meet the engine's cooling requirements.

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How many points are deducted for crossing the line during curve driving?

What Causes the Engine Oil Warning Light to Flash During Emergency Braking?

What transmission is used in the Haval H6 automatic model?

Why does the Jetta's front wheel make a clicking noise while driving?

Where is the fuse box of BMW 320i located?

What is the reason for the unclear sound of the Buick Regal car horn?

What to Do If the BMW X3 Radiator is Deformed?

Should Brake Discs with Grooves Be Replaced?

What is the BMW 116i?

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Why doesn't the Volkswagen Lavida dashboard light up during the day?