Wiring Diagram VW TRANSPORTER 2017 - Second battery - Fuse 1 in fuse holder H - Fuse 2 in fuse holder H - Fuse 3 in fuse holder H - Fuse 10 in fuse holder H - Fuse 31 in fuse holder H - 12 V socket 3 - 12 V socket 6

| A1 | Second battery |
| SH1 | Fuse 1 in fuse holder H |
| SH2 | Fuse 2 in fuse holder H |
| SH3 | Fuse 3 in fuse holder H |
| SH10 | Fuse 10 in fuse holder H |
| SH31 | Fuse 31 in fuse holder H |
| T10aa | 10-pin connector, dark brown, under driver seat |
| T10av | 10-pin connector, brown, under front passenger seat |
| U19 | 12 V socket 3, on left C-pillar |
| U33 | 12 V socket 6, in centre of dash panel |
| 370 | Earth connection 5, in main wiring harness |
| 636 | Earth point, onboard supply control unit |
| 653 | Earth point, on left D-pillar |
| B307 | Positive connection 11 (30), in main wiring harness |
| * | Only models with 12 V socket on left C-pillar |
| *2 | Only models with 12 V socket on right C-pillar |
| *3 | Only models with 12 V socket on right D-pillar |
| *4 | Only models with front 12 V socket |
| *5 | Only models with refrigerator box |
| *6 | According to equipment |
Wiring Diagram VW TRANSPORTER 2017 - 2-pin connector - 12 V socket - 12 V socket 2 - 12 V socket 4
| T2x | 2-pin connector, black, Coupling point under front passenger seat |
| T10av | 10-pin connector, brown, under front passenger seat |
| U5 | 12 V socket, near front passenger seat |
| U18 | 12 V socket 2, on right C-pillar |
| U20 | 12 V socket 4, in right D-pillar |
| 35 | Earth point, under front passenger seat |
| 423 | Earth connection 1, in right rear end wiring harness |
| 425 | Earth connection 2, in right rear end wiring harness |
| 654 | Earth point, on right D-pillar |
| * | Only models with 12 V socket on right D-pillar |
| *2 | Only models with 12 V socket on right C-pillar |
| *3 | Only models with refrigerator box |
| *4 | According to equipment |
| *5 | Only models with electric sliding door/ power latching system |
| *6 | Cross-section 4.0 possible |
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