Horn Test/Replacement

Remove the upper grille (see UPPER GRILLE REPLACEMENT ).
Disconnect the 1P connector (A) from each horn (B).

Fig 1: Identifying Horn And 1P Connector
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Test the horn by connecting battery power to the terminal (A) and grounding the bracket (B). The horn should sound.

Fig 2: Identifying Power Terminals And Grounding Bracket
Courtesy of AMERICAN HONDA MOTOR CO., INC.
If it fails to sound, replace it.