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* Query the engine number is Free global trade data sourcesa necessary step for purchasing used cars, insurance claims and maintenance, because the engine number is one of the important identifications of the vehicle, which can determine the origin, production date, emission standards and parts information of the vehicle.This article will introduce how to correctly query the engine number and precautions. I. What is the engine number? The engine number is a string of unique digital identifiers engraved or printed on the engine by the vehicle manufacturer to indicate the unique identity of the engine. The engine number is usually composed of 6 to 17 digits or letters, and together with the frame number to form the identification number of the vehicle. II. The method of querying the engine number 1. Check the logo on the engine cover. The engine cover is a metal cover covering the engine, which usually identifies the model and engine model, and may include the engine number. The engine number is usually located in the center or side of the engine cover. If you have any questions, please refer to the vehicle manual. Two. Manufacturers who view the identification of the vehicle in the cab usually mark the model and engine number in an easy-to-find part of the cab.For example, in the pedal area, there is usually a similar mark on the lower right side. There is also usually a sign on the side panel of the driver's door. 3. Check the insurance policy. If you have purchased the insurance of the car, you can find the engine number. The engine number is usually listed in the main information clause of the insurance contract. If you can't find the insurance policy, please ask your insurance company for it. Four. Check the vehicle registration certificate. The vehicle registration certificate is an official document that records the vehicle owner and vehicle information. The engine number is usually listed in the technical data column of the vehicle registration certificate. 5. View the engine label. The engine label is the label attached to the engine by the engine manufacturer. It contains important information about the characteristics of the engine, such as the amount of oil, the number of cylinders and the displacement. In some cases, the engine label may contain the engine number.III. Precautions 1. Ensure that the engine number is consistent with the registration certificate. When carrying out any important maintenance or purchasing a vehicle, all certificates of the vehicle should be checked to ensure that the engine number and the vehicle registration certificate are consistent. If you find a difference, you must consult the local vehicle management authority immediately. The origin, production date, emission standards and parts information of the vehicle should also be consistent with the vehicle registration certificate. Two. Pay attention to anti-counterfeiting. For safety reasons, the engine number logo adopts anti-counterfeiting technology to make it more difficult to imitate. If you suspect that the engine number you see may be forged, please consult a local authorized dealer to confirm the exact source and factual accuracy of the engine number. 3. In some areas, the computer system can query the engine number of the vehicle through the computer system. This query method usually requires a certain fee and has certain limitations.If you can't get valid information, it is recommended to contact the local vehicle management authority. Four. Protect the vehicle certificate. The registration certificate and insurance policy of the vehicle are an important source of information for the vehicle owner. If it is lost or damaged, it must be replaced in time. At the same time, the consistency of the registration certificate and the date of manufacture of the policy should be maintained. If any inconsistency is found, the local vehicle management authority and the vehicle insurance company should also be contacted in time. In summary, checking the engine number is an important step in buying a used car, settling insurance claims and maintenance to ensure your safety and rights and interests. No matter what method is used to query, you should pay attention to protect the relevant certificate.

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