Removal and installation sound signals
Caution! The pitch of the alarm is set at the factory. Do not change this setting or turn the adjustment screw! If it is determined that the screw has been turned, the warranty will be void.
Switch off the ignition and all electrical consumers. Remove the front bumper. Unscrew the mounting screws "1" (16 Nm). Disconnect the connector. If necessary, unscrew the nut (12 Nm) and remove the horn bracket.

Installation in reverse order.
