What are the key knowledge points for Subject 4 exam?

Which is the top trim model of the Beijing Hyundai ix25?

The top trim model of the Beijing Hyundai ix25 is the 1.5L CVT Flagship version. The Beijing Hyundai ix25 has four models available: 1.5L Manual Fashion, 1.5L CVT Smart, 1.5L CVT Premium, and 1.5L CVT Flagship. The two-wheel-drive Fashion GS model has a length of 4270 mm, a width of 1780 mm, and a height of 1622 mm. The other models measure 4270 mm in length, 1780 mm in width, and 1627 mm in height, with a wheelbase of 2590 mm. The ix25 is equipped with a 1.5L naturally aspirated engine paired with a CVT transmission, delivering a maximum power of 84.4 kW at 6300 rpm and a maximum torque of 143.8 Nm. The new car also features safety systems such as driver fatigue reminder, lane keeping assist, blind spot display system, 360-degree panoramic imaging, intelligent high-low beam adjustment, forward collision warning and braking system, bicycle recognition function, lane departure warning, lane departure prevention assist, intelligent adaptive cruise control, and rearview display system.

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Differences Between Mercedes-Benz AMG 43 and 63?

The differences between Mercedes-Benz AMG 43 and 63 are: 1. Different appearance: The Mercedes-Benz AMG 43 adds some AMG-specific sport kits, with the front design adopting a vertical chrome metal style and more prominent waistlines; the Mercedes 63 does not have these features. 2. Different power: The Mercedes-Benz AMG 43 is equipped with a 4.0T twin-turbo V8 engine; the Mercedes 63 comes with a 5.5T turbocharged engine. The 4.0T twin-turbo V8 engine has a maximum output power of 430 kW, a maximum torque of 850 Nm, paired with a 9-speed automatic transmission, a top speed of 220 km/h, and a 0-100 km/h acceleration time of 4.5 seconds; the 5.5T turbocharged engine delivers a maximum horsepower of 457 hp at 6800 rpm and a torque of 61.2 kg·m at 5000 rpm, enabling a 0-100 km/h acceleration time of 250 km.

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What is the length of the 9th generation Accord in meters?

The 9th generation Accord has a length of 4915 millimeters. The 9th generation Accord is 1845 millimeters wide, 1470 millimeters high, with a wheelbase of 2775 millimeters, making it a mid-size car. This car is equipped with a MacPherson front suspension, multi-link independent rear suspension, EPS electric power steering system, new ACE advanced compatibility body structure, CMBS collision mitigation braking system, ESS emergency braking warning system, and LWC blind spot display system. The car comes with three different displacement engines: 2.0-liter, 2.4-liter, and 3.0-liter. The power output level of the 2.0-liter model is comparable to that of the older models, while the 2.4-liter model, due to the addition of a direct injection system and reduced internal mechanical losses, achieves a 13% improvement in fuel economy and an 8% increase in torque output. The top-of-the-line V6 engine reduces the displacement from the previous 3.5 liters to 3.0 liters and incorporates VCM intelligent variable cylinder technology, resulting in a 12% improvement in fuel economy.

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What are the reasons why the Buick GL8 cannot shift gears?

Introduction to the reasons why the Buick GL8 cannot shift gears: Cold weather: Difficulty in shifting gears due to cold weather is a normal phenomenon. After starting the cold engine and driving for a while, the transmission temperature rises, making it easier to shift gears. Gear damage: The positioning parts of the gear lever's ball head lose function, allowing the gear lever to rotate freely around its own axis, making it impossible to accurately control the gear. Spherical working surface wear: Wear on the spherical working surface at the lower end of the gear lever prevents it from controlling the fork or the fork head's shifting slot, making both shifting into and out of gear impossible. Transmission failure: Damage to the transmission computer can cause the car to have issues with shifting but not moving. Solutions: Warm up the car for a period of time before driving. Take the car to a repair shop to inspect the gear components and replace any worn parts promptly. Reset the transmission computer using a diagnostic tool. If the manual does not mention how to reset it, visit an after-sales service for a reset.

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What is the width of a two-lane road?

The width of a two-lane urban road is usually 6 or 7 meters. However, to save land, the lane width is often narrowed. The national standard stipulates the width of each motor vehicle lane on highways. For multi-lane highways above grade three, the width of each motor vehicle lane is 3.5~3.75 meters. Below is an introduction to China's regulations on lanes: 1. Standard lane width: A two-way four-lane road is 2*7.5 meters; a two-way six-lane road is 2*11.25 meters; a two-way eight-lane road is 2*15 meters. 2. The national standard specifies the width of each motor vehicle lane on highways. For multi-lane highways above grade three, the width of each motor vehicle lane is 3.5-3.75 meters. 3. Median strip: There is no unified standard for the central median strip, which is determined based on local conditions. A simple cement central median strip is one meter wide. If it is a central green median strip, there is no unified standard for the width. Some 'image project' roads can have a median strip width of several tens of meters.

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How to Determine if a Vehicle is for Commercial Use?

You can tell by checking the vehicle's driving license and registration certificate. To determine if a vehicle is for commercial use, observe the driving license or registration certificate. For commercial vehicles, the usage nature section on the driving license and registration certificate will be marked as 'commercial,' while non-commercial vehicles will be marked as 'non-commercial.' Here is additional information about commercial vehicles: 1. Commercial vehicles refer to those approved by the competent authority by the end of the reporting period to participate in commercial operations. 2. This includes vehicles in good technical condition, under repair, awaiting repair, long-term parked, and those scheduled for scrapping but not yet approved by the higher authorities. However, it does not include the company's non-commercial vehicles (such as wire stringing vehicles, tankers, trucks, and other special-purpose vehicles) or borrowed passenger vehicles. 3. As the main carriers of road transportation, commercial vehicles are closely related to social production and people's lives. Their technical condition directly affects traffic safety, transportation costs, operational efficiency, environmental protection, and service quality. 4. There are obvious differences between commercial vehicles and ordinary private vehicles.

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What are the key knowledge points for Subject 4 exam?

Which is the top trim model of the Beijing Hyundai ix25?

Differences Between Mercedes-Benz AMG 43 and 63?

What is the length of the 9th generation Accord in meters?

What are the reasons why the Buick GL8 cannot shift gears?

What is the width of a two-lane road?

How to Determine if a Vehicle is for Commercial Use?

What is the correct action when approaching an intersection as shown in the diagram?

What does 48V mild hybrid mean?

What are the 2nd gear and L gear in an automatic transmission?

How to distinguish genuine 3M Crystalline 70?