What Causes the Car Engine Light to Flash?

1 Answers
VonSebastian
07/30/25 6:47am
It could be due to a malfunction in one of the engine components. The car engine's fault signal light is triggered by the ECU, which controls all the electronic devices in the engine, such as the electronic throttle, fuel injectors, alternator, fuel pump, etc. If any of these systems fail, the engine fault light will illuminate. There are three possible scenarios when the engine fault light flashes: 1. The fault light is on, but there are no noticeable driving abnormalities. This might indicate a sensor malfunction. You can continue driving, but it's best to drive at low to medium speeds cautiously. 2. The engine fault light is on, and the vehicle can still be driven, but with severe shaking, lack of acceleration power, and other symptoms. In this case, roadside assistance is required. 3. The car cannot start, possibly due to a fuel pump or ignition component failure. In this situation, you should call for help immediately.
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