Rear window defroster relay, Amplitude modulation (AM) frequency filter, Frequency modulation (FM) frequency filter in the negative wire, Frequency modulation (FM) frequency filter in the positive wire, Fuse holder C, Rear window
J9 - Rear window defroster relay;
J519 - On-board power supply control unit;
R177 - Amplitude modulation (AM) frequency filter;
R178 - Frequency modulation (FM) filter in the negative wire;
R179 - Frequency modulation (FM) filter in the positive wire;
SC - Fuse Holder C;
SC53 - Fuse 53 in fuse holder C;
T2BE - 2-pin connector;
T10a - 10-pin connector, in the tailgate, black;
T73c - 73-pin connector;
ZX1 - Rear Window;
Z1 - Heated rear window;
51 - Ground point, on the right in the luggage compartment;
53 - Ground point, right in the luggage compartment door;
729 - Ground point, on the left rear wheel arch
* Depending on the configuration
(Information taken from this resource SKODABOOK.RU)