The light could be due to a problem you didn’t realize was there. This video is sponsored by FRAM.
Most cars today have a warning light designed to give a visual signal of low oil pressure. This video is sponsored by FRAM.
Things have changed with the introduction of multi-weight oils and changes in the design of the oil pump.
The customer may comment that the oil pressure gauge jumps from approximately 40 lb. to 60 lb. three times within the first few minutes of driving as well when the engine revs past 3700 RPM.