Disconnect the negative (-) battery terminal.
Remove the front bumper cover.
(Refer to Body - "Front Bumper Cover")
Remove the horn (B) after disconnecting the connector (A) and bolt.
[LH]
[RH]
Install the horns after connecting the horn connectors.
Install the front bumper cover.
Test the horn by connecting battery voltage to the 1 terminal and ground the 2 terminal.
The horn should make a sound. If the horn fails to make a sound, replace it.