Wiring Diagram VW TRANSPORTER 2017 - Sunroof switch - Sliding sunroof adjustment regulator - Sunroof button - Sliding sunroof adjustment control unit - Control unit in dash panel insert - Onboard supply control unit - Fuse 48 on fuse holder C - Sliding sunroof motor

| E8 | Sunroof switch |
| E139 | Sliding sunroof adjustment regulator |
| E325 | Sunroof button |
| J245 | Sliding sunroof adjustment control unit |
| J285 | Control unit in dash panel insert |
| J519 | Onboard supply control unit |
| SC48 | Fuse 48 on fuse holder C |
| T17k | 17-pin connector, green, in left A-pillar coupling station |
| T32 | 32-pin connector, blue |
| T73a | 73-pin connector, black |
| T73b | 73-pin connector, white |
| V1 | Sliding sunroof motor |
| 178 | Earth connection, in sliding sunroof wiring harness |
| 347 | Earth connection, in roof wiring harness |
| 639 | Earth point, left A-pillar |
| B464 | Connection (speed signal), in main wiring harness |
| * | Only models with central locking |
| *2 | Only models with no dimmable instrument illumination |
Wiring Diagram VW TRANSPORTER 2017 - Sunroof switch - Switch and instrument illumination regulator - Sliding sunroof switch illumination bulb
| E8 | Sunroof switch |
| E20 | Switch and instrument illumination regulator |
| L65 | Sliding sunroof switch illumination bulb |
| T6ac | 6-pin connector, black |
| T17k | 17-pin connector, green, in left A-pillar coupling station |
| 347 | Earth connection, in roof wiring harness |
| B270 | Connection (58s), in roof wiring harness |
| B340 | Connection 1 (58d), in main wiring harness |
| * | Only models with dimmable instrument illumination |
| *2 | Only models with no dimmable instrument illumination |
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