High frequency signal, Low frequency signal (Skoda Kodiaq NS7)

H2 - High frequency signal;
H7 - Low frequency signal;
J519 - On-board power supply control unit;
201 - Ground connection 5, in the engine compartment wiring harness;
209 - Ground connection 6, in the engine compartment wiring harness;
317 - Ground connection 7, in the engine compartment wiring harness;
672 - Ground point 2, on the front of the left side member of the body;
685 - Ground point 1, on the front of the right body side member;
D235 - Connection (dual tone horn), in the engine compartment wiring harness