Toyota Denso 14ACX CCAB08LP0730T4 smart key! Flat battery

Not ham radio related, but.. radio related. My(Christine’s) car a Toyota Prado wouldn’t open the other day with the beepy thing! Try as I did, it wouldn’t open!.Stand on one leg, point at the sky, walk around and around and around the car pushing the open button like a ninja, nothing. Finally, after lots of…