What causes the yellow engine light to come on in a sedan?

1 Answers
CarlosAnn
07/29/25 11:17am
The reasons for the yellow engine light in a sedan are: 1. When the car's power is turned on, the vehicle performs a self-check. At this time, not only the engine yellow light will come on, but other warning lights will also illuminate simultaneously, then turn off together, which is a normal phenomenon; 2. If the engine's yellow warning light remains on after the car is started, it indicates that the ECU is alerting about an engine fault, which is an abnormal phenomenon. The car dashboard is a device that reflects the working status of various vehicle systems, including common indicators such as the fuel indicator, washer fluid indicator, electronic throttle indicator, front and rear fog light indicators, and warning lights. Conventional car gauges include the speedometer, tachometer, oil pressure gauge, coolant temperature gauge, fuel gauge, and charging gauge.
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