A constant is applied to the positive terminals of the signals "plus". The signals are switched on by closing through the relay of their negative terminals on "mass".
An assistant is required to complete the work.
Execution sequence
1. To turn off one of the sound signals, remove the gray-black wire from its output.
2. The assistant presses the horn switch and keeps it pressed. With a slotted screwdriver, smoothly turning the screw clockwise or counterclockwise, we adjust the sound signal, achieving the clearest, loudest sound.
3. In a similar way, adjust by disconnecting the corresponding wire, another sound signal. If the bad sound cannot be eliminated, we replace the signal.
Removing
1. To replace, disconnect the wire from the negative terminal of the battery (see "Battery - removal and installation").
2. Disconnect the wire lugs from the audio signal output.
3. socket wrench at 13 mm Loosen the horn fixing nut.
4. Remove the sound signal from the bracket.
5. If necessary, similarly remove the second signal.
Installation
Setting the sound signal is carried out in reverse order.