Is the first maintenance of a new car required within three months?

What is the method for throttle body matching?

The method for throttle body matching is: 1. Turn the key to the power-on position without starting the car; 2. Let it sit for 10 seconds, then fully depress the accelerator pedal and hold it for 15 seconds before quickly releasing it; 3. Turn off the ignition, remove the key, and let it sit for 15 seconds; 4. Start the car normally. There are traditional cable-type and electronic throttle bodies, whose function is to control the air entering the engine. Precautions for using the throttle body: 1. Clean the throttle body regularly, as excessive sludge can cause insufficient engine power and increased fuel consumption; 2. Apply oil to the fixed metal retaining ring before disassembly to prevent slipping; 3. After cleaning, if the throttle body maintains the same opening as before cleaning, it may cause excessive air intake, leading to engine shaking during startup and weak acceleration.

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What is the meaning of displacement?

Displacement refers to the volume of space that the piston moves from the top dead center to the bottom dead center, which is the sum of the volume areas of all cylinders and is an important core parameter of the engine. Automobile displacement is expressed in ml, and the cylinder diameter and number of cylinders can represent the power of the engine. Displacement represents: 1. The displacement of a car refers to the total capacity of all cylinders in the engine; 2. Single-cylinder displacement, which depends on the cylinder diameter and piston stroke. The engine displacement is the sum of the working volumes of all cylinders, expressed in liters; 3. Engine displacement is a structural parameter that represents the size of the cylinder diameter and the number of cylinders. Many indicators of the engine are closely related to the displacement.

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How Many Times Can You Take the Driving Test Subject 1?

There is no limit to the number of times you can take the Subject 1 test. According to the "Regulations on the Application and Use of Motor Vehicle Driving Licenses," you can take the Subject 1 test twice on the same day. If you fail the first attempt, you can take a free second attempt. If you fail the second attempt as well, the Subject 1 test for that day will be terminated, and you can only schedule another test after ten days. Subject 1, also known as the theoretical driving test or driver theory test, is part of the motor vehicle driving license assessment. The test covers driving theory basics, road safety laws and regulations, local regulations, and related knowledge. The test is computer-based and has a time limit of 45 minutes. To pass the Subject 1 driving test, you need a score of 90 out of 100. The test consists of 100 questions, including single-choice and true/false questions, with each question worth 1 point. If you answer 11 questions incorrectly during the test, the system will automatically submit your test and end the exam. The content of the Subject 1 test includes: driving license and motor vehicle management regulations; road traffic conditions and regulations; road traffic safety violations and penalties; road traffic accident handling regulations; basic knowledge of motor vehicles; local regulations; knowledge of braking systems and safety devices for large and medium-sized passenger and freight vehicles; specialized knowledge for wheeled self-propelled machinery, trams, and trolleybuses. Notes for the Subject 1 test: Candidates should dress appropriately (no slippers allowed) and are prohibited from bringing electronic devices or bags into the test center. Bring your ID card and queue to enter the waiting hall. Observe the instructions and procedures on the large screen, and store personal belongings in a locker before entering the test room. Upon entering, verify your identity at the assigned station, find your seat, and begin the test. Ensure the camera is focused on you and follow test discipline. If you fail the first attempt, you can retake the test the same day. If you fail again, you must pay to reschedule. After completing the test, queue to collect your score report and sign it. Failure to sign will render the test invalid. There is no limit to the number of times you can schedule the Subject 1 test. Each subject can be taken once, with one retake allowed if you fail. If you do not take the retake or fail it, the test will be terminated, and you must reschedule. In contrast, Subject 2 and Subject 3 allow only five attempts each. Subject 2 and Subject 3 tests can be scheduled ten days later. If you fail the Subject 3 safe and civilized driving knowledge test, your previously passed road driving skills test scores remain valid. There are three subjects in the driving test: Subject 1, Subject 2, and Subject 3. Subject 1 refers to the road traffic safety laws, regulations, and related knowledge test. Subject 2 refers to the field driving skills test. Subject 3 consists of two parts: road driving skills and safe and civilized driving knowledge. The safe and civilized driving knowledge test is conducted after Subject 3, so it is commonly referred to as Subject 4. However, the official term (as per the Ministry of Public Security Order No. 123) does not include Subject 4.

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How to Set the Headlight Delay-off Function on the Nissan Sylphy?

The method to set the headlight delay-off function on the Nissan Sylphy is: 1. Enter the settings on the central control screen; 2. Click on the "Lights" option; 3. In the lights interface, you will find the headlight delay-off setting; 4. Adjust the setting directly. Taking the 2021 manual comfort version of the Sylphy as an example, its body dimensions are: length 4631mm, width 1760mm, height 1503mm, with a wheelbase of 2700mm, a fuel tank capacity of 50 liters, and a trunk capacity of 510 liters. The 2021 manual comfort version of the Sylphy is equipped with a 1.6L naturally aspirated engine, delivering a maximum horsepower of 122PS, a maximum power of 90kW, a maximum torque of 155Nm, paired with a 5-speed manual transmission.

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What is the debugging method for tire pressure monitoring?

The debugging method for tire pressure monitoring is: 1. Press and hold the set button in the tire pressure state; 2. Enter parameter settings and press the set button 5 times in a row to enter tire matching; 3. Press and hold the menu button for 3 seconds, and after a beep, enter the setting function state; 4. Press and hold the adj button for more than 3 seconds; 5. Press and hold the menu button for 3 seconds, and when you hear a beep, save and exit; 6. Press the adj button to enter tire matching to complete the setup. The hazards of low tire pressure are: 1. Reduced tire lifespan; 2. Increased tire wear; 3. Low tire pressure can lead to increased tire temperature after driving, which may cause a blowout, and the tire sidewall is prone to deformation during driving; 4. Reduced tire adhesion while driving, leading to abnormal bumpiness.

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How to turn on the high beams of a Honda City?

The method to turn on the high beams of a Honda City is: 1. Turn on the low beams; 2. Push the control lever forward to activate the high beams. Taking the 2019 manual entry version City as an example, its body dimensions are: length 4450mm, width 1695mm, height 1477mm, wheelbase 2600mm, fuel tank capacity 40L, and trunk capacity 536L. The 2019 manual entry version City is equipped with a 1.5L naturally aspirated engine, with a maximum horsepower of 131PS, maximum power of 96kW, maximum torque of 155Nm, and is paired with a 5-speed manual transmission.

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Is the first maintenance of a new car required within three months?

What is the method for throttle body matching?

What is the meaning of displacement?

How Many Times Can You Take the Driving Test Subject 1?

How to Set the Headlight Delay-off Function on the Nissan Sylphy?

What is the debugging method for tire pressure monitoring?

How to turn on the high beams of a Honda City?

How many cylinders does the Dongfeng Fengshen AX7 have?

What does the REST function mean in a car?

What Components Make Up a Car Chassis?

What is the method for replacing the thermostat in a Vios?