One problem related to horn assembly has been reported for the 2004 Honda Pilot. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2004 Honda Pilot based on all problems reported for the 2004 Pilot.
Alarm system (horn honking) goes off when starting the Honda Pilot (2004) ex after I click the lock button. This happens 25% of the time after I click the lock button to lock my doors while sitting in my drivers seat of the Pilot and then start the car. It is the alarm system that comes with the Pilot. The dealer says that he can not reproduce the problem. Therefore he can not fix the problem. The problem still exists.