One problem related to horn assembly has been reported for the 2000 Toyota Tacoma. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2000 Toyota Tacoma based on all problems reported for the 2000 Tacoma.
Without warning and at anytime the air bag light goes on and off, and the horn blows out on its own. He had to disconnect the battery because of the horn. Dealer said they would charge the caller for looking for the problem. Manufacturer has not been contacted yet.