Autoplenophobia 

The fear of car washes

"Did you hear Stacy doesn't like the car wash?"

"Oh my goodness she must have autoplenophobia"

Autoplenophobia by Megatron1469 January 2, 2023

Autopenaphobia 

The irrational fear of one's own penis

"I really need a piss, but I'm scared...will you aim for me, I have autopenaphobia"

Penaphobia
Phallophobia
Autophallophobia

Autopenaphobia by Bles'sed July 5, 2010