Engine OIL LEVEL low

[Ninonakito]

This alert has been turning on for 3 weeks when I turn the car on the alert is off but ones I’m driving the car for like 5 or 6 min it turns back on I checked the level of the oil with cold engine and also hot engine and both say it’s at the level it should be what do ya think this is . If ya could help plz let me know. 

[Lexus Owners Club]

I think I would take it to a dealer for them to check it and possibly recalibrate the sensor....the last think you need is for the engine to shut down 😞