Check to see if the wiper motor has a loose or bad ground.
I had the same thing on my 2000 Crown Vic PI and it was the motor.
the delay for wipers doesn't work properly
If all is the same , why not.
Yes
the wipier switch on the coulum is bad
Yes
your multi function switch is more and likely going bad
yes u can
2003 crown vic air conditioning vent dont blow
It's in the oil pan. Have to remove that.
A malfunction has been detected
where is the cam sensor located on a 2003 ford crown vic