Wiring Diagram VW POLO 2007 - Onboard supply control unit - headlight washer system relay - headlight washer system pump

| E1 | Light switch |
| J39 | Headlight washer system relay |
| J519 | Onboard supply control unit |
| SB52 | Fuse -52- in fuse holder |
| T3a | 3-pin connector, grey, on left of bulkhead |
| T6c | 6-pin connector, black |
| T18b | 18-pin connector, black |
| V11 | Headlight washer system pump |
| 12 | Earth point, on left in engine compartment |
| 80 | Earth connection -1-, in instruments wiring harness |
| 81 | Earth connection -1-, in dash panel wiring harness |
| 199 | Earth connection -3-, in dash panel wiring harness |
| 606 | Earth point, under centre console, near gear stick |
| A164 | Positive connection 2 (30a), in dash panel wiring harness |
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