What are the photo requirements for submitting the Subject 4 exam?

What does car edu mean?

Car edu refers to Engine Dispatchable Unit. Here is an introduction about car engines: 1. Introduction: An engine is a machine that can convert other forms of energy into mechanical energy. The first external combustion engine was invented by R. Stirling in the UK (Scotland) in 1816, which was later improved by Watt into a steam engine. 2. Classification: Engine types include internal combustion engines (such as gasoline engines), external combustion engines (such as Stirling engines and steam engines), gas turbines (used in racing cars), and electric motors. 3. Displacement: Let's first look at the most common engine parameter - engine displacement. Engine displacement is the total working volume of all cylinders in an engine, usually expressed in liters (L).

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What is the body length of the RAV4?

The dimensions of the RAV4 are 4600mm in length, 1855mm in width, and 1680mm in height, as per official data. The length of the RAV4 refers to the distance between two vertical planes perpendicular to the vehicle's longitudinal symmetry plane and touching the outermost protruding points at the front and rear of the vehicle. The width is the distance between two parallel planes aligned with the vehicle's longitudinal symmetry plane and touching the outermost rigid fixed protruding points on either side. The height is the distance from the highest point of the vehicle to its supporting plane. The naturally aspirated engine of the RAV4 delivers a maximum power of 126kW and a maximum torque of 209Nm, with a maximum horsepower of 171 and a torque range of 4400 to 5000 rpm. It features hybrid injection technology and utilizes an aluminum alloy cylinder head and block. This engine is paired with a 10-speed continuously variable transmission. National regulations stipulate specific dimensions for vehicles. According to the national standard 'GB1589-89,' the total width of a vehicle excludes side mirrors. The limitation on vehicle width ensures sufficient lateral clearance for overtaking between adjacent lanes. This means that under national standards, the significance of vehicle width data lies in providing adequate space during overtaking, preventing accidents due to excessive width or situations where road markings are narrower than the vehicle's width. Additionally, national regulations mandate that the total width of a vehicle must not exceed 2.5m to meet the requirements of public road usage.

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Is a Coolant Temperature of 90 Degrees Normal for a Car?

A coolant temperature of 90 degrees is normal for a car. Here is an introduction to coolant: 1. Overview: Coolant, also known as antifreeze coolant, is a liquid with antifreeze properties. It prevents the coolant from freezing in cold weather, which could otherwise cause the radiator to crack or damage the engine cylinder block. 2. Composition: Coolant consists of water, antifreeze agents, and additives. Based on the antifreeze agent used, it can be classified into types such as alcohol-based, glycerol-based, and ethylene glycol-based. 3. Function: To prevent the coolant from freezing in winter and causing damage to the radiator or engine block, the freezing point of the coolant should be about 10°C lower than the lowest temperature in the region, preparing for sudden weather changes.

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What is the difference between water-soaked rust and normal rust on a car?

Here are the differences between water-soaked rust and normal rust on a car: 1. Check the chassis and the area above the engine oil pan for signs of water-soaked rust: Normal rust on the chassis and engine is completely different from water-soaked rust. If it's normal aging rust, the rusted surface will appear dull and covered with accumulated dust from years of use. In contrast, water-soaked rust shows a light yellow pattern on the rusted paint, which clearly indicates fresh metal watermarks. 2. Seats: The mounting brackets of seats in a water-damaged car will show rust. Under normal circumstances, seats generally do not rust. 3. Cigarette lighter: A water-damaged car may have sediment and rust in the cigarette lighter, whereas a normally rusted car will not.

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What Are the Effects of a Faulty Car Voltage Regulator?

Here are the effects of a faulty car voltage regulator: 1. Voltage will increase: Most voltage regulator failures are caused by the breakdown of internal field-effect transistors or Darlington transistors, leading to uncontrolled excitation current and an increase in the generator's output voltage, resulting in overcharging of the battery. 2. Unable to charge the battery: Generator damage will reduce the output voltage, making it unable to charge the battery. 3. Battery voltage drops: If the generator fails to produce electricity, the battery indicator light may turn on, or it may not light up, or the generated electricity may be too high, causing the battery voltage to drop. When the voltage drops below 10 volts, the engine may experience shaking, difficulty starting, or lack of power during acceleration, and may even stall.

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Where is the Cadillac Screen Reset Button Located?

Located on the center control screen, the button marked with an RST symbol is the reset button. Below is relevant information: 1. Background: Cadillac is a luxury automobile brand under General Motors in the United States, and it has become synonymous with high quality and luxury in North America. For over a century, Cadillac has pioneered numerous firsts in the automotive industry, setting countless standards for luxury vehicles. It has been honored with the title of "World Standard" by the prestigious London Royal Automobile Club, known for its pursuit of ultimate prestige. Cadillac combines a century of historical excellence and the wisdom of generations of designers, making it a leading brand in the automotive industry. 2. Market Strategy: The introduction of Cadillac's online auction platform has completely transparentized the "invisible" processes for consumers, effectively eliminating under-the-table operations and fostering a fair and mutually trusting relationship between trading parties. Cadillac's entry into this market signifies the formal foray of American luxury brands into the used car business, heralding the formation of a "3+1" competitive landscape.

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What are the photo requirements for submitting the Subject 4 exam?

What does car edu mean?

What is the body length of the RAV4?

Is a Coolant Temperature of 90 Degrees Normal for a Car?

What is the difference between water-soaked rust and normal rust on a car?

What Are the Effects of a Faulty Car Voltage Regulator?

Where is the Cadillac Screen Reset Button Located?

How many kilometers should the Magotan brake pads be replaced?

How Long Does It Take to Issue an Electronic Invoice for a Car?

How Much Fuel Is Needed for a Car to Travel 200 Kilometers?

How Many Kilograms is 100 Liters of Gasoline?