The most common horn problems are either a blown fuse or a bad horn relay. Both should be located under the hood in the fuse box.
my 1985 ford crown Victoria ignition has locked up! what do i do?
To fix the car horn on a 1988 Ford Crown Victoria LTD LX, start by checking the fuse related to the horn in the fuse box, as a blown fuse is a common issue. If the fuse is intact, inspect the horn relay and the horn itself for any signs of damage or corrosion. You can test the horn by connecting it directly to the battery to see if it works; if not, it may need replacement. Lastly, check the wiring and the horn button on the steering wheel for any faults.
go to the mecanics
it depends on who you buy them from and if thier used or not
Start with a complete tune up including spark plug wires.
Put a new master cylinder on. Throw the old one away.
Remove the wiring harness from the back of your 1997 Ford Crown Victoria hazard lights switch. Remove the hazard light switch retaining screws. Reverse the process to install your new hazard light switch.
check fuse then check horn relay then check horn itself last of all combo switch
check out strutmasters.com they have what you need.
Buy a new housing....not that expensive
AnswerCan be tricky -may be dial-sensor at trans -or gear on shaft that turns sensor --even wiring or connection or the computer.
Look for a leaking hose, water pump, or raditor find the leak and fix it.