The number in the rectangle with the arrow indicates the number of the corresponding associated electrical circuit.
The numbers at the connection points on the electrical diagram indicate the current circuit numbers in accordance with the DIN standard.
Main current circuits:
- terminal 31 is connected to ground. Ground wires are mostly brown;
- terminal 30 always has positive battery voltage (regardless of the position of the key in the ignition switch). Power is supplied by red wires or red with colored stripes;
- voltage is supplied to terminal 15 after the ignition switch is turned on. The wires for this terminal are black or black with colored stripes.
Fuses in the diagrams have a digital designation in accordance with the numbering of relays and fuses.
Detachable connections have a digital designation with the letter C.
Permanent connections have a digital designation with the letter S.
The ground connection points are designated by the letter G.
Symbols, fuses, ground connections"
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