Basic wiring diagram from March 1997 (VI).
Brake pad wear indicators

| F34 | signal contact for brake fluid level |
| G34 | brake pad wear indicator front left |
| G35 | brake pad wear indicator front right |
| G36 | brake pad wear indicator rear left |
| G37 | brake pad wear indicator rear right |
| (11) | ground connection under the battery box |
| (28) | ground connection on the left side of the front wall of the body |
| (54) - | ground connection, protective plate at the back |
| (C5) | connection 1 (brake pad wear indicator) included with wires in front |
| (C6) | connection 2 (brake pad wear indicator) included with wires in front |
| (C7) | connection 3 (brake pad wear indicator) included with wires in front |
| (W31) | connection 1 (brake pad wear indicator) included wires at the back |
| (W32) | connection 2 (brake pad wear indicator) included wires at the back |
The original information is posted on the resource www.VWmanual.ru

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