At what remaining engine oil level does the warning light activate?

1 Answers
TuckerFitz
07/30/25 9:47am
The oil warning light will illuminate when the low-pressure sensor detects oil pressure below 0.3 at idle, or when the high-pressure sensor detects oil pressure below 1.8 at 2000 RPM. The functions of automotive engine oil are as follows: Ensuring smooth component operation: It forms an oil film between two sliding surfaces, preventing friction during operation and ensuring smooth movement of components. Cleaning component surfaces: High-quality oil can flush away contaminants from component surfaces through oil circulation, absorbing tiny metal particles in the engine which are then scraped into the oil pan by the piston oil rings. Cooling and temperature reduction: During engine operation, high temperatures are generated. When oil reaches operating components, it absorbs heat and carries it away, assisting in component cooling.
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