You just pull out the Horn relay/fuse.
Temporarily, you can unhook one of the wires going to the horn. they should be on the back of the horn. This will allow you to find the problem in silence. Then check your steering wheel for a possible stuck horn button.
i had same problem ,on 2ooo ,1st check the fuse
The 1999 Dodge Neon horn is located in the front of the engine compartment. The horn will be on the right hand side of the radiator.
the horn relay for the 2002 Neon is located under the hood. It is inside of the relay box, the lid should tell you which relay is for the horn.
The horn of a 1998 Plymouth Neon is located in the front of the vehicle, typically behind the front grille or near the radiator. It is mounted on the driver's side and can be accessed by removing the front bumper or grille for easier reach. If you're having trouble locating it, consulting the vehicle’s service manual can provide more specific guidance.
check horn relay.
disconnect the brake hose then remove the 2 10mm bolts and its off install in reverse and bleed the line
If I remember right it's on the drivers side in the front bumper. the best way to get at it is by going thru the inner wheel well on that side.
A 1998 Dodge Neon uses green antifreeze.
Neon Goddesses - 1998 is rated/received certificates of: Singapore:PG
If it's just the horn itself...$20 buck for the new horn. install it yourself with the Haynes repair manual, Dodge Neon 2000 thru 2003. Book #30036. The horn is under the passenger headlamp.
are there 2 bolt ot 3 bolt on a starter on 1998 neon