Why does the engine oil light flash while driving?

1 Answers
DiHarmony
07/29/25 9:30pm
During driving, the engine oil light flashes due to insufficient oil level or a clogged oil filter. Below is more relevant information: 1. Detailed causes: (1) Insufficient oil level reduces the oil pump's output or prevents oil from being pumped due to air intake, leading to a drop in oil pressure. (2) Engine overheating accelerates oil aging, deterioration, and thinning, potentially causing leakage through gaps and resulting in pressure loss. (3) A clogged oil filter can cause the oil pump's pressure to rise or fall. 2. Normal oil light behavior: The oil light turning on and off intermittently occurs when the vehicle performs a self-check after power-on. The oil light will illuminate during this time. Once the vehicle runs for a while and the self-check system confirms normal oil pressure, the light will automatically turn off, which is a normal phenomenon.
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