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Engine fault indicator light (car fault prompt light is Hearthstone arenaon, engine needs to be overhauled) Driving a carIf you suddenly see the engine fault indicator light on, you must take corresponding measures to avoid causing a bigger problem. Engine problems are usually caused by a series of factors, including cumulative wear, unqualified maintenance or basic mechanical failures. The meaning of the engine fault indicator light is that in the engine control unit (ECU) of the car, there is an automatic detection system, which can trigger and turn on the light when the vehicle's power output or discharge system fails. This indicator light is usually represented by an engine icon, and the color may be yellow or bright red. The color standard of the indicator light for different models and different fault conditions is also slightly different. If the light is on, it means that something is wrong with the engine control system or has reached a state of major charge failure. The lighting of the indicator light should not be ignored, otherwise it may lead to further damage or accidents.Actions to be taken When the engine fault indicator light turns on, you should take the following actions immediately: 1. Find the electronic control unit (ECU) The engine fault indicator light is issued by the engine control unit (ECU). If you think it is a problem that can be repaired by yourself, you need to find the ECU first, which usually requires some basic automotive knowledge or professional tools. Two. Check the engine oil volume of the vehicle. The engine fault indicator light may be due to too little engine oil or too much oil deposition, causing the engine to overheat and cause failure. Therefore, it is necessary to check whether the amount of oil is sufficient, or how long it takes to check the amount of oil. 3. Check the air filter. If the engine air filter is blocked or dirty, if the air cannot enter, it will cause the engine to alarm. Therefore, the condition of the air filter should be checked if it needs to be replaced or repaired.Four. Check whether the engine inhales foreign objects. If the engine inhales foreign objects, such as pieces of paper or stones, it will cause engine failure. At this time, the entire air intake system should be checked or repaired by high-quality professionals. 5. Check the wires and circuits of the engine. When the engine fault indicator lights up, there may be a problem with the wire or circuit. For example, line leakage, wire damage or circuit short circuit will issue a fault alarm. If these electrical problems are not solved in time, it will lead to serious safety hazards. 6. Seek professional help. If you are not sure how to deal with it or do not have enough time and knowledge to investigate the problem, it is better to seek professional help. Professional car maintenance technicians can determine the root cause of the engine problem by reading the fault code and quickly solve the problem. In a word, when sentWhen the motivation fault indicator light is on, you need to take appropriate action to avoid further damage or other safety risks. Troubleshoot and increase safety!

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