Yes, I feel like a jerk.
Yes, I thought I dried it before using it. But a week after the washing the remote door lock/unlock stopped working while the ignition function still works.
But it's only a matter of time before the ignition function also fails.
What makes it worse is that this is the second time I've done this.
When these keys cost about $185 each why can't the cases be waterproofed? They do have waterproof cases for cell phones now.