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Car engine yellow light,DigiPlus stock also known as car engine warning light, is a kind of vehicle fault indicator light, which is very common in modern vehicles. When the indicator light is on, it will remind the owner that there is a potential problem with the vehicle and needs to be dealt with in time.This article will discuss the function of the yellow light in the car engine, the reason why it turns on and how to deal with it. I. The function of the yellow light of the car engine The car engine is the core part of the vehicle, which is responsible for providing power and driving force for the vehicle. The function of the yellow light of the car engine is to remind the owner of the possible faults of the vehicle, so that the owner can take corresponding measures in time to avoid further damage to the vehicle. II. The reason why the yellow light of the car engine turns on The yellow light of the car engine comes from the fault monitoring system of the vehicle itself. When the vehicle detection system senses that there is a problem with the engine or vehicle, it will send a warning signal to the owner through the indicator light to inform the owner to check the vehicle. The common reasons for the yellow light of the car engine are as follows: 1. The engine electronic control module (ECM) fails. ECM is nowThe core components of the vehicle management system are responsible for controlling the operations of fuel injection, air flow and ignition during engine operation. If the ECM fails, it will lead to a decline in the overall performance of the vehicle, resulting in the yellow light of the car engine. Two. Low engine oil pressure. Oil is a necessary condition for the normal operation of the engine. Low oil pressure will cause damage or failure of the engine. When the oil supply of the vehicle is insufficient, it will cause the oil pressure to decrease, resulting in the yellow light of the car engine. 3. Abnormality of the air intake system. The engine air intake system is a necessary part to ensure the normal operation of the engine. If there is any problem with the air intake system, it will affect the normal operation of the engine, resulting in the yellow light of the car engine. Four. The emission system of abnormal vehicles is responsible for discharging the exhaust gas out of the vehicle and maintaining the cleanliness and hygiene of the environment.If there is any failure or damage to the exhaust system, the exhaust gas will not be discharged normally, resulting in the yellow light of the car engine. III. How to deal with the yellow light of the car engine? What should the owner do when the yellow light of the car engine is on? Here are several coping methods: 1. Stop and check the vehicle. When the yellow light of the car engine lights up, the owner should immediately stop and check the vehicle. When checking the vehicle, you can check the solution to the problem in the vehicle manual or seek professional car maintenance services. Two. Vehicle maintenance and overhaul Regular vehicle maintenance and overhaul is an effective way to avoid the yellow light of the car engine. In the process of vehicle use, you should pay attention to checking the vehicle oil, engine electronic control module (ECM), air intake system, emission system and other components, and find problems in time and deal with them in time.3. Maintaining civilized driving is an important means to prevent vehicle failure and maintain vehicles. Strengthen the maintenance and upkeep of vehicles, avoid excessive use of vehicles, and improve the service life of vehicles. Conclusion The yellow light of the car engine is one of the vehicle fault indicator lights. Its lighting indicates that there may be potential problems with the vehicle, and timely measures need to be taken to eliminate hidden dangers. For car owners, it is very important to protect vehicles and ensure driving safety to master the role of the yellow light of the car engine, the reason why it turns on and how to deal with it.

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