Had the same problem. It was my clockspring.
Where is camshaft sensor on 2002 Lincoln ls
What is the firing order of a v6 lincoln ls 2002?
where is the 5 coil located on a 2002 Lincoln ls
yes horn is not working
Under the hood...Fuse number 4. Needs a (5A). Hope that helps.
#26 20A* Horn relay, Horns
On a 2002 Lincoln LS : ( 68 litres / 18 U.S. gallons )
in the engime compartment
Starter relay
You can refer to your user manual to see the fuse diagram for a 2002 Lincoln LS.
heater Control valve for 2002 Lincoln Ls