Fill with the engine running!!! (or in "on" position).
My Sienna was super slow (like a couple days) to recognize the change in pressure, but I learned if I fill with the engine running, the light is off by the time I'm back in the car.
2006 Buick Lacrosse 3.8 V6 150,000 mi
2015 Chevy Silverado LT Z71 5.3 V8 30,000 mi
2010 Toyota Sienna 3.5 V6 150,000 mi