How to align the timing chain on the Borgward BX7?

What is the passing score for the driving license test subject one?

The passing score for the driving license test subject one is 90 points. There are 100 questions in total, consisting of single-choice questions and true/false questions, with each question worth 1 point, totaling 100 points. According to the "Regulations on the Application and Use of Motor Vehicle Driving Licenses," if a candidate answers 11 questions incorrectly during the test, the system will automatically submit the test and end the exam. Subject one, also known as the theoretical test or driver's theory test, is part of the motor vehicle driving license assessment. The test content includes driving theory basics, road safety laws and regulations, local regulations, and related knowledge. The test is conducted on a computer, with a time limit of 45 minutes. The content of the subject one test includes: regulations on driving licenses and motor vehicle management; road traffic conditions and rules; traffic safety violations and penalties; regulations on road traffic accident handling; basic knowledge of motor vehicles; local regulations; knowledge of braking systems and safety devices for large and medium-sized passenger and cargo vehicles; specialized knowledge for wheeled self-propelled machinery, trams, and trolleybuses. Notes for the subject one test: Candidates should pay attention to their attire, no slippers are allowed, and electronic devices and bags are prohibited in the examination room. 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 the lockers before entering the examination room. Upon entering, the identity verification station will assign a seat. Once seated, the test begins. Ensure the camera is aligned with you and follow exam discipline. If you fail the first attempt, there is a same-day retake. If you fail again, you must pay to reschedule. After the test, queue to collect the score report and sign it. Without a signature, the result is invalid. There is no limit to the number of times you can schedule the subject one test. Each subject can be taken once, with one retake allowed if you fail. If you do not take the retake or fail the retake, the test ends, and the applicant must reschedule. In contrast, subjects two and three have only five attempts each. Subjects two and three can be rescheduled ten days after the previous attempt. If you fail the subject three safety and civilized driving knowledge test, the passing score for the road driving skills test remains valid. There are three subjects in the driving test: subject one, subject two, and subject three. Subject one refers to the test on road traffic safety laws, regulations, and related knowledge. Subject two refers to the field driving skills test. Subject three is divided into two parts: road driving skills and safety and civilized driving knowledge. The safety and civilized driving knowledge test is conducted after subject three, so it is commonly referred to as subject four. However, the official term (as per the Ministry of Public Security Order No. 123) does not include the term "subject four."

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How long after registering for a driver's license can you take the Subject 1 test?

The time varies for different types of driver's license tests. Registration at the driving school is only preliminary. After registration, the driving school submits the materials to the vehicle management office. Upon success, the vehicle management office will issue a serial number, indicating successful registration. Once registered, you can schedule the Subject 1 test. According to the "Regulations on the Application and Use of Motor Vehicle Driving Licenses," Subject 1 consists of 100 multiple-choice and true/false questions, each worth 1 point. If 11 questions are answered incorrectly during the test, the system will automatically submit the test and end the exam. Subject 1 test content: Regulations on driving licenses and motor vehicle management; 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; Special knowledge for wheeled self-propelled machinery, trams, and trolleybuses. Subject 1 test notes: During the test, students should pay attention to their attire—no slippers are allowed. Electronic devices and bags are not permitted in the examination room. Bring your ID card and queue to enter the waiting hall. Observe the precautions and procedures on the large screen and store personal belongings in lockers before entering the examination room. Upon entering, the identity verification station will assign a seat. After finding your seat, begin the test. Ensure the camera is aligned with you and follow exam discipline. If you fail the first time, there is a retake opportunity on the same day. If you fail again, you must pay to reschedule. After the test, queue to collect your score sheet and sign it. Failure to sign renders the result invalid. There is no limit to the number of times you can schedule the Subject 1 test. Each subject can be taken once, and if you fail, you can retake it once. If you do not take the retest or fail the retest, the exam is terminated, and you must reschedule. For Subject 2 and Subject 3, there are only 5 exam attempts. Subject 2 and Subject 3 tests must be scheduled 10 days later. If you fail the Subject 3 safe and civilized driving knowledge test, the passed road driving skill test results remain valid. There are three subjects in the driver's 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 is divided into two parts: road driving skills and safe and civilized driving knowledge test. 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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What is the tire size of the Santana?

The Santana has two tire sizes: 175/70R14 and 185/60R15. In 175/70R14, the first number 175 represents the tire width of 175MM, 70 indicates the aspect ratio of the tire section is 70%, meaning the section height is 70% of the width, 14 stands for the rim diameter of 14 inches, and the middle letter "R" denotes a radial tire. In 185/60R15, the first number 185 represents the tire width of 185MM, 60 indicates the aspect ratio of the tire section is 60%, meaning the section height is 60% of the width, 15 stands for the rim diameter of 15 inches, and the middle letter "R" denotes a radial tire. The Santana's tires feature a multi-spoke radial wheel design, using Hankook KINERGY series tires, with the spare tire being non-full size. If you want to replace the tires yourself, follow these steps: Take out the spare tire and jack, place the jack under the vehicle frame near the tire to be replaced, ensuring the jack contacts the metal part of the frame; Raise the jack until it supports the car, making sure the jack is positioned under the vehicle and at a right angle to the ground; Remove the hubcap, loosen the nuts counterclockwise, but do not fully remove them—just enough to eliminate resistance. Keeping the tire on the ground when loosening the nuts ensures you turn the nuts, not the tire; Turn the nuts counterclockwise until they are loose, repeat this step for all lug nuts, then fully remove the nuts; Place the new tire on the hub, carefully aligning the tire rim with the wheel bolts, install the lug nuts, and hand-tighten them until all nuts are snug. The tire replacement is now complete. Besides the model, tires also display the following common data: Tire cord material: Indicated by Chinese pinyin, such as M for cotton cord, R for rayon cord, N for nylon cord, G for steel cord, ZG for steel radial cord tires. Speed rating: Indicates the maximum speed the tire can carry a specified load under defined conditions. Letters A to Z represent certified speed ratings from 4.8km/h to 300km/h. Common speed ratings include: Q: 160km/h; H: 210km/h; V: 240km/h; W: 270km/h; Y: 300km/h; Rim specification: Shows the rim size compatible with the tire for practical use, e.g., "Standard Rim 5.00F".

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What Causes the Raised Edge on Brake Discs?

Brake disc edge protrusion causes: Severe wear on the brake disc, which only requires replacement with a new one. The braking system is crucial for vehicles as it directly affects driving safety and stability. A car's braking system mainly consists of brake pads, brake discs, brake linings, vacuum booster pumps, master brake cylinders, and slave brake cylinders. Brake discs undergo wear during use, and uneven wear can lead to an uneven surface—some areas higher and others lower. This condition causes brake judder, affecting braking performance. If an uneven brake disc impacts braking effectiveness, it should be removed for resurfacing or replaced entirely.

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Where to Set Up Keyless Entry?

Keyless entry in cars allows the driver to automatically unlock the anti-theft system without operating the smart key. Simply carrying the key and approaching the vehicle will trigger the system. Once inside, the driver can directly operate the one-touch start button to ignite the vehicle. The specific steps are as follows: 1. Open the driver's side door. 2. Release the electronic parking brake switch. 3. Depress the brake pedal all the way down until it cannot be pressed further, preparing to start the engine. 4. Press the one-touch start button. 5. All dashboard lights will illuminate, indicating that the engine has started successfully.

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What Causes Black Exhaust Pipes?

Reasons and solutions for black exhaust pipes are as follows: 1. Poor fuel quality. Poor fuel quality not only leads to incomplete combustion but also causes carbon deposits to form in the engine. The optimal air-fuel ratio is 14.7:1, which ensures maximum combustion efficiency and reduces pollutant emissions. Solution: Try to use the same brand of engine oil. 2. Poor driving habits. Carbon buildup in cars is closely related to the driver's poor habits. Common behaviors like idling with the air conditioning on or not warming up the car in winter can result in an improper air-fuel ratio, causing the exhaust pipe to turn black. Solution: Develop good driving habits.

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