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Engine light is Walletinvestor digi pluson yellow (vehicle fault reminder: yellow engine warning light is on) When you see the yellow engine warning light on when you are driving the vehicle, it means that your vehicle may have a fault or problem.When this happens, you need to take action immediately and find a professional technician to repair it. Why does the engine warning light turn on? The role of engine warning lights in vehicles is similar to the fever alarm of the human body. When the sensor in the vehicle detects abnormal activity or some faults, the warning light will automatically turn on to remind the driver that there is a problem that needs to be solved. There are many reasons why the engine warning light can be turned on, including: 1. Insufficient engine oil or abnormal oil pressure. Insufficient engine oil or abnormal pressure is one of the common reasons why the engine warning light turns on. Oil is the key substance to lubricate the engine. When this lubrication is insufficient, the engine will overheat or wear out, resulting in failure. Two. Excessive engine temperature may be another reason why the engine warning light turns on.When your engine has to run under high temperatures, it is easy to cause excessive wear or even failure of parts. 3. The reason why the engine sensor fails and the engine warning light still lights up includes the failure of one or more sensors. These sensors are used to detect and monitor various parameters of the engine. If one of them fails, the warning light will turn on. Four. Emission system problem The engine warning light will light up when there is a problem with the emission system. This may prevent your vehicle from passing the emission test, resulting in possible increases in stoppage and repair costs. How to take action? When the engine warning light comes on, you need to take action to confirm the safety and reliability of the vehicle. The following are the actions that should be taken: 1. Stop slowly at the first time of suspension to ensure that the surrounding vehicles know your location.Choose whether to continue driving according to the road conditions. Two. Check the condition of the vehicle. Once you stop in a safe place, you need to check the condition of the vehicle. Check whether the oil is sufficient, whether the engine temperature is too high, and whether the other parts are still working normally. 3. Find a professional technician to check. Don't try to repair the engine failure by yourself. You need to find a professional technician to check and repair. Conclusion: The engine warning light is a very serious problem, which may leave you to walk home. If you see the engine warning light on, please stop and take action according to the suggestions listed above. The best solution is to find a professional technician to solve the problem to ensure the safety and reliability of your vehicle.

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