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Mercedes-Benz engine fault light is UEFA TVon (Benz owners pay attention! The engine fault light is on and needs to be repaired in time!) When the engine fault light suddenly turns on your Mercedes-Benz, don't ignore it, because if you ignore this tip, the failure of the vehicle may further expand, resulting in more serious damage and higher maintenance costs. This article will introduce some reasons and solutions for Mercedes-Benz owners to cause engine failure lights to turn on. 1. Lead toThe reason why the engine fault light is on In Mercedes-Benz vehicles, there are many reasons why the engine fault light turns on, generally including the following points: 1.1 Engine sensor failure Because Mercedes-Benz vehicles use a large number of sensors to help the vehicle run, the failure of one of these sensors may cause the engine failure light. Bright. For example, oxygen sensors and temperature sensors play an extremely important role in the operation of the engine. If these sensors are damaged or seriously damaged, they will send the wrong information to the vehicle's computer, causing the engine fault light to turn on. 1.2 This is another major reason for the fault light of the Mercedes-Benz engine. If the fuel mixing ratio of the Mercedes-Benz is incorrect, or inappropriate additives are added to the fuel, these may cause the engine fault light to light up.Therefore, when using Mercedes-Benz, you should avoid using improper gasoline additives or adding incorrect fuel. 1.3 Engine circuit failure The engine circuit is another important part of Mercedes-Benz production. Failure in the engine circuit is also easy to cause the vehicle engine fault light to light up. For example, if the ignition coil of the engine fails, it may cause the engine to work abnormally, causing the engine fault light to light up. 1.4 Low oil pressure may be another reason why the engine fault light of Mercedes-Benz cars lights up. Oil plays the role of lubricating engine parts and maintaining the operating temperature of the engine. If the oil pressure is too low, it may cause damage to the engine, so the oil must be checked regularly. Two. Solution: If the engine fault light of Mercedes-Benz is on, we should take some measures to solve it.First of all, we should immediately park the vehicle in a safe place and take good safety measures. Then, check the vehicle code through the OBD tester, which can quickly find the fault and solve the problem. If you don't know how to use the OBD tester, it is recommended that you find an experienced auto repairman for your safety. After clarifying the cause of the failure, we can take corresponding solutions according to the cause of the failure. For example, if the source of the fault is low oil pressure, we can solve the problem by replacing the new oil or cleaning the oil filter. If it is an engine circuit failure, we can find the circuit failure and replace or repair the damaged parts in time. In order to avoid the same failure again, it is recommended that you follow the maintenance procedures of the vehicle manufacturer and carry out regular vehicle maintenance. Put togetherIn the process of driving a Mercedes-Benz, the engine fault light may not only affect the driving, but also lead to more serious problems. Therefore, when this happens to your Mercedes-Benz, please make sure to find the source of the fault immediately and solve it in time. If you are not familiar with car maintenance, you must find experienced maintenance personnel to find the source of the fault. As always, every car owner needs to pay attention to the maintenance procedures to ensure the safety and reliability of the vehicle.

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