2002 Ford explorer has horn in-op problem?

In most cases this problem is caused by the rotating ribbon circuit contact under the steering wheel having a broken filament, the part is known as a clock spring contact, u will need to properly disarm the airbag and remove the steering wheel to access the part. WARNING: Failure to disarm the airbag system can result in an unexpected Airbag deployment and possible serious personnel injury disconnect the battery 30 minutes prior to start of work.