You would do well to invest in a stand alone code reader, available at most par parts places, or get a program to run on your PC or Laptop.
You will be able to read the generic codes and reset the MIL (malfunction indicator lamp).
Do a google search on OBDII OBD II etc.
Currently 1965 220Sb, 2002 FORD Crown Vic Police Interceptor
Had 1965 220SEb, 1967 230S, 280SE 4.5, 300SE (W126), 420SEL
ENTER > = (HP RPN)
Not part of the in-crowd since 1952.