The controller is warm to the touch. Is this normal? Jessica 12 January 2022 16:36 Updated Yes, this is normal, your heated throw has passed all required safety tests and is safe to use. Related articles The indicator light is on when I look at the display, but my heated throw is not warming up My heated throw got wet, what do I do? What does Error Code 'C' mean? What does Error Code 'P' mean? What do Error Code 'E' and 'E3' mean? Comments 0 comments Please sign in to leave a comment.